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TL-SG2216/TL-SG2424/TL-SG2424P/TL-SG2452 Gigabit Smart Switch REV1.2.0 1910010910.
I COPYRIGHT & TRADEMARKS S pecifications are subject to change without notice. is a registered trademark of TP-LINK TECHNOLOGIES CO., L TD. Other brands and product names are trademarks or registered trademarks of t heir respective holders.
II CONTENTS Preface .............................................................................................................. 1 Chapter 1 Using the CLI ....................................................................................... 3 1.1 Accessin g the CLI .
III show voic e vlan ................................................................................................................ ..... 19 show voic e vlan oui .......................................................................................
IV ip ssh downl oad ................................................................................................................ ..... 39 show ip ssh..................................................................................................
V copy tf tp st artup-c onfig ....................................................................................................... ... 61 firmware upgr ade ............................................................................................
VI qos queue mode ................................................................................................................. ... 82 show qos in terface ............................................................................................
VII Chapter 1 8 DHCP Filteri ng Comma nds ..............................................................104 ip dhcp f iltering .............................................................................................................. ...... 104 ip dhcp filter ing tr ust .
VIII spanning-tree tc-def end....................................................................................................... 1 24 spanning-tree timer..............................................................................................
IX snmp-serve r grou p .............................................................................................................. 145 snmp-serve r us er ..............................................................................................
X show lldp local-inform ation inte rface.................................................................................... 170 show lldp neighbor-infor mation inte rface ............................................................................. 170 show lldp traf fi c interface .
1 Preface This Guide is intended for network administrator to provide referenced information about CLI (Command Line Interface). The device mentioned in this Guide stands for TL-SG2216/TL-SG2424 /TL-SG2424P/TL-SG2452 Gigabit Smart Switch. The four devices of TL-SG2216/TL-SG2424/TL-S G2424P/TL-SG2452 are sharing this Guide.
2 IP, reboot and reset the switch, upgrade the sw itch system and comm ands used for device diagnose, including loopback test and cable test. Chapter 12: Ethernet Configuration Commands Provide information about the commands used for configuring the Bandwidth Control, Negotiation Mode, and S torm Control for enthernet ports.
3 Chapter 1 Using the CLI 1.1 Accessing the CLI Y ou can log on to the switch and access the CLI by logging on to the switch remotely by a T elnet through an Ethernet port. T o log on to the switch by a T elnet connection, please take the following steps: 1.
4 4. T ype telnet 192.168.0.1 in the command prompt shown as Figure 1-3, and press the Enter button. Figure 1-3 Connecting to the Switch 5. T ype the User name and Passwo rd (the factory default value fo r both of them is admin) and press the Enter button, then you can use the CLI now , which is shown as Figure1-4.
5 The following table gives detailed information about the Accessing path, Prompt of each mode and how to exit the current mode and access the next mode. Mode Accessing Path Prompt Logout or Access the next mode User EXEC Mode Primary mode once it is connected with the swi tch.
6 2. Each command mode has its own set of s pecific commands. To configure some commands, you should access the corres ponding command mode firstly. Global Configuration Mode : In this mode, global commands are provided, such as the Spanning Tree, Schedule Mode and so on.
7 1.4 Conventions 1.4.1 Format Conventions The following conventions are used in this Guide: Items in square brackets [ ] are optional Items in braces { } are required Alternative items are grouped in braces and se parated by vertical bars.
8 Chapter 2 User Interface enable Description The enable command is used to access Privileged EXEC Mode from User EXEC Mode. Synt ax enable Command Mode User EXEC Mode Example If you have set the pass.
9 disable Description The disable command is used to return to User EXEC Mode from Privileged EXEC Mode. Synt ax disable Command Mode Privileged EXEC Mode Example Return to User EXEC Mode from Privile.
10 Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Return to Global Configuration Mode fr om Interface Configuration Mode, and then return to Privileged EXEC Mode: TL-SG2424(config-if)# exit TL-SG2424(config)#exit TL-SG2424# end Description The end command is used to return to Privileged EXEC Mode.
11 Chapter 3 IEEE 802.1Q VLAN Commands VLAN (Virtual Local Area Network) technology is developed for the switch to divide the LAN into multiple logical LANs flexibly . Hosts in the same VLAN can communicate with each other , regardless of their physical locations.
12 Parameter vlan-id —— S pecify IEEE 802.1Q VLAN ID, ranging from 1 to 4094. Command Mode Global Configuration Mode Example Create VLAN Interface 2: TL-SG2424(config)# interface vlan 2 name Description The name command is used to assign a description to a VLAN.
13 Parameter vlan-list —— S pecify IEEE 802.1Q VLAN ID list, ranging from 2 to 4094, in th e format of 2-3, 5. It is multi-optional. tagged | untagged —— Egress rule ， unt agged or tagged. T agge d: All packet s forwarded by the port are tagged.
14 Synt ax show vlan summary Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the summarized inform ation of IEEE 802.1Q VLAN: TL-SG2424(config)# show vlan summary show vlan brief Description The show vlan brief command is used to display the brief information of IEEE 802.
15 Example Display the information of vlan 5: TL-SG2424(config)# show vlan id 5 show interface switchport Description The show interface switchport command is used to display the IEEE 802.1Q VLAN configuration information of the specified port or all ports.
16 Chapter 4 Voice VLAN Commands V oice VLANs are configured spec iall y for voice data stream. By configuring V oice VLANs and adding the ports with voice devic es attached to voice VLANs, you can perform QoS-related configuration for voice data, ens uring the transmission priority of voice data stream and voice quality .
17 Parameter time —— Aging time (in minutes) to be set for the V oice VLAN. It ranges from 1 to 43200 and the default value is 1440. Command Mode Global Configuration Mode Example Set the aging ti.
18 Synt ax voice vlan mac-address mac-addr mask mask [ description descript ] no voice vlan mac-address mac-addr Parameter mac-addr —— The OUI address of the voic e device, in the format of XX:XX:XX:XX:XX :XX. mask —— The OUI address mask of the voice device, in the format of XX:XX:XX:XX:XX :XX.
19 TL-SG2424(config)# interface gigabitEthernet 1/0/3 TL-SG2424(config-if)# switchport voice vlan mode auto switchport voice vlan security Description The s w itchport voice vlan security command is used to enable the V oice VLAN security feature. T o disable the V oice VLAN security feature, please use no switchport voice vlan security command.
20 show voice vlan oui Description The show voice vlan oui command is used to display the configuration information of V oice VLAN OUI. Synt ax show voice vlan oui Command Mode Privileged EXEC Mode an.
21 Chapter 5 Etherchannel Commands Etherchannel Commands are used to c onfigure LAG and LACP function. LAG (Link Aggregation Group) is to combine a number of ports together to make a single high-bandwidth data path, which can highly exte n d the bandwidth.
22 port-channel load-balance Description The port-channel load-balance command is used to c onfigure the Aggregate Arithmetic for LAG . T o return to the default configur ations, please use no port-channel load-balance command.
23 Command Mode Global Configuration Mode Example Configure the LACP system priority as 1024 globally: TL-SG2424(config)# lacp system-priority 1024 lacp port-priority Description The lacp port-priority command is used to configure the LACP port priority for specified ports.
24 Synt ax show etherchannel [ channel-group-n um ] { detail | summary } Parameter channel-group-num —— The EtherChannel G roup number , ranging from 1 to 6. By default, it is empty , and will displa y the information of all EtherChannel Groups. detail —— The detailed information of EtherChan nel.
25 Parameter channel-group-num —— The EtherChannel G roup number , ranging from 1 to 6. By default, it is empty , and will displa y the information of all LACP groups. internal —— The internal LACP information. neighbor —— The neighbor LACP information.
26 Chapter 6 User Management Commands User Management Commands are us ed to configure the user name and password for users to log on to the Web management p age with a certain access level so as to protect the settings of the switch from being randomly changed .
27 user access-control ip-based Description The user ac cess-control ip-based command is used to limit the IP-range of the users for login. Only the users wi thin the IP-range you set here are allowed to login. T o cancel the us er access limit, please use no user acce ss-control command.
28 Parameter mac-addr —— The source MAC addr ess. Only the user with this MAC Address is allowed to login. Command Mode Global Configuration Mode Example Configure that only the user whose MAC add.
29 user max-number Description The user max-number command is used to configur e the number of the users logging on at the same time. T o cancel the limit to the num bers of the users logging in, please use no user max-number command.
30 Parameter minutes ——The timeout time, ranging from 5 to 30 in minutes. By default, the value is 10. Command Mode Global Configuration Mode Example Configure the timeout time of the switch as 15.
31 Example Display the security configurat ion information of the users: TL-SG2424(config)# show user configuration.
32 Chapter 7 System Log Commands The log information will record the settings and oper ation of the switch re spectively for you to monitor operation status and diagnose malfunction. logging buffer Description The logging buffer command is used to configure the severity level and the status of the configuration input to the log buf fer .
33 logging file flash Description The logging file flash command is used to configu re the level and the status of the log file input. T o disable the l oggi ng file flash funtion, please use no logging file flash command. The log file indicates the fl ash sector for saving system log.
34 Command Mode Global Configuration Mode Example Clear the information in the log file: TL-SG2424(config)# clear logging buffer logging host index Description The logging host index command is used to configur e the Log Host. T o clear the configuration of the s pecified Log Host, please use no log ging host index command.
35 show logging local-config Description The show logging local-config command is used to display the configuration of the Local Log including t he log buffer and the log file.
36 The show logging buffer command is used to display the log information in the log buffer according to the severity level. Synt ax show logging buffer [ level level ] Parameter leve l —— Severity level. There are 8 severity levels marked with values 0-7.
37 Chapter 8 SSH Commands SSH (Security Shell) can prov ide the unsecured remote management with security and powerful authentication to ensure the security of the management information. ip ssh server Description The ip ssh server command is used to enable SSH function.
38 Example Enable SSH v2: TL-SG2424(config)# ip ssh version v2 ip ssh timeout Description The ip ssh timeout command is used to specify the idle-timeout time of SSH. T o restore to the fact ory defaults, please use ip ssh timeout command. Synt ax ip ssh timeout value no ip ssh timeout Parameter value —— The Idle-timeout time.
39 Command Mode Global Configuration Mode Example S pecify the maximum number of the c onnections to the SSH server as 3: TL-SG2424(config)# ip ssh max-client 3 ip ssh download Description The ip ssh download command is used to download the SSH key file from TFTP server .
40 Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the global conf iguration of SSH: TL-SG2424(config)# show ip ssh.
41 Chapter 9 SSL Commands SSL （ Secure Sockets Layer ） , a security protocol, is to pr ovide a secure connection for the application layer protocol(e.g. H TTP) based on TCP . Adopting asymme trical encryption technology , SSL uses key p air to encrypt/decrypt information.
42 Parameter ssl-cert —— The name of the SSL certificate wh ich is selected to download to the switch. The length of the name ranges from 1 to 25 characters. The Certificate must be BASE64 encoded. ip-addr —— The IP address of the TFTP server .
43 show ip http secure-server Description The show ip http secure-server command is used to display the gl obal configuration of SSL. Synt ax show ip http secure-server Command Mode Privileged EXEC Mo.
44 Chapter 10 MAC Address Commands MAC Address configuration can improve the network security by conf iguring the Port Security and maintaining the address information by managing the Address T able. mac address-table static Description The mac address-table st atic command is used to add the static MAC address entry .
45 mac address-table aging-time Description The mac address-t able aging-time command is used to configure aging ti me for the dynamic address. T o return to the default configur ation, please use no mac address-t able aging-time command.
46 Command Mode Global Configuration Mode Example Add a filtering address entry of which VLAN ID is 1 and MAC address is 00:1e:4b:04:01:5d: TL-SG2424(config)# mac address-table filtering mac 00:1e:4b:04:01:5d vid 1 mac address-table max-mac-count Description The mac address-t able max-mac-co unt command is used to configure the Port Security .
47 status —— Enable or disable the Port Securi ty function for a specified port. By default, this function is disabled. Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / inte.
48 Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the Aging T ime of the MAC address: TL-SG2424(config)# show mac address-table aging-time show mac address-table max-mac.
49 Synt ax show mac address-t able interface gigabitEthernet port Parameter port —— The Ethernet port number . Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the add.
50 Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the information of the MAC address 00:00:00:00:23:00: TL-SG2424(config)#show mac address-t able mac 00:00:00: 00:23:00 .
51 Chapter 11 System Commands System Commands can be used to configure the System informat ion and System IP , reboot and reset the switch, upgrade the swit ch system and other operations. system-time manual Description The system-time manual command is used to configure the system time manually .
52 UTC-09:00 —— T imeZone for Alaska. UTC-08:00 —— TimeZone for Pacific T ime(US Canada). UTC-07:00 —— TimeZone for Mountain T ime(US Canada). UTC-06:00 —— TimeZone for Central Time(US Cana da). UTC-05:00 —— TimeZone for Eastern T ime(US Canad a).
53 Command Mode Global Configuration Mode Example Configure the system time mode as NT P , the time zone is UTC-12:00, the primary NTP server is 133.100.9. 2 and the secondary NTP server is 139.78.100.163, the fetchi ng-rate is 1 1 hours: TL-SG2424(config)# s ystem-t ime ntp UTC-12:00 133.
54 system-time dst date Description The system-time dst date command is used to configure the one-off daylight saving time. The start date is in the current year by default. The time range of the daylight saving time must shorter than one year , but you can configure it spanning years.
55 system-time dst recurring Description The system-time dst recurring command is used to configure the recurri ng daylight saving time. It can be confi gured spanning years.
56 TL-SG2424(config)# system-time dst recurring first Sun May 02:00 last Sun Oct 02:00 45 hostname Description The hostname command is used to configure t he system name. T o clear the system name information, please use no hostname command. Synt ax hostname hostname no hostname Parameter hostname —— System Name.
57 Configure the system location as SHENZHEN: TL-SG2424(config)# location SHENSHEN contact-info Description The cont ac t-info command is used to configure the system cont act information. T o clear the system contac t information, please use no cont act-info command.
58 ip address Description The ip address command is used to configure th e system IP Address, Subnet Mask and Default Gateway . T o restore to the factory defaults, please use no ip address command. This command should be configured in the Interface Configuration Mode of the management VLAN.
59 Example Enable the DHCP Client f unction when the management VL AN of the switch is VLAN1: TL-SG2424(config)# interface vlan 1 TL-SG2424(config-if)# ip address-alloc dhcp ip address-alloc bootp Description The ip address-alloc bootp command is used to enable the BOOTP Protocol.
60 TL-SG2424# reset reboot Description The reboot command is used to reboot the Switch. T o avoid damage, please don’t turn off the device while rebooting.
61 Synt ax copy st artup-config t ftp ip-address ip-addr filename name Parameter ip-addr —— IP address of the TFTP server . name —— S pecify the name for the configur ation file which would be backup. Command Mode Privileged EXEC Mode Example Backup the configuration files to TFTP server with the IP 192.
62 firmware upgrade Description The firmware upgrade command is used to upgrade the switch system file via the TFTP server . Synt ax firmware upgrade ip-address ip-addr filename name Parameter ip-addr —— IP address of the TFTP server . name —— S pecify the name for the firmware file.
63 Command Mode User EXEC Mode and Privileged EXEC Mode Example T o test the connectivity between the swit ch and the network device with the IP 192.168.
64 Synt ax loopback interface gigabitEthernet { port } { internal | external } Parameter port —— The Gigabit Ethern et port number . internal | external —— Loopback T ype.
65 Synt ax show system-time Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the time information of the switch TL-SG2424# show syst em-time show system-time dst Description The show system-time dst command is used to display the DST time information of the switch.
66 show cable-diagnostics interface gigabitEthernet Description The show cable-diagnostics in terface gigabitEthernet command is used to display the cable diagnostics of the connected Ethernet Port., which facilitates you to check the connection st atus of the cable connect ed to the switch, locate and diagnose the trouble spot of the network.
67 Chapter 12 Ethernet Configuration Commands Ethernet Configuration Commands can be used to configure the B andwidth Control, Negotiation Mode and S torm Control for Ethernet ports.
68 User Guidelines Command in the Interface Range gigabitEthernet Mode is executed independently on all ports in the range. It does not affect the execution on the other ports at all if the command results in an error on one port.
69 Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / interface range gigabitEthernet) Example Disable port 3: TL-SG2424(config)# interface gigabitEthernet 1/0/3 TL-SG2424(config-if)# shutdo w n flow-control Description The flow-control command is used to enable the flow -control function for a port.
70 Parameter rj45 | sfp —— Media type. Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / interface range gigabitEthernet) Example Configure the media type of Combo port 22 as.
71 Synt ax speed { 10 | 100 | 1000 | auto } no speed Parameter 10 | 100 | 1000 | auto —— The speed mode of the Ethernet port. There are four options: 10Mbps, 100Mbp s, 1000Mbps and Auto negotiation mode (default).
72 Example Enable the broadcast cont rol function for port 5: TL-SG2424(config)# interface gigabitEthernet 1/0/5 TL-SG2424(config-if)# storm-control broadcast storm-control multicast Description The storm-control multicast command is used to enable the multicast control function.
73 in the network. If the transmission rate of the UL frames exceeds the set bandwidth, the pa ckets will be automatically discarded to avoid network broadcast storm. Synt ax storm-control unicast [ rate rate ] no storm-control unicast Parameter rate —— S pecify the bandwidth for receiving UL-Frame on the port.
74 Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / interface range gigabitEthernet) Example Configure the ingress-rate as 5120Kbp s and egress-rate as 1024Kbps for port 5: TL-S.
75 TL-SG2424(config)# show interface status Display the connective-status of port 1: TL-SG2424(config)# show interface gigabitEthernet 1/0/1 status show interface counters Description The show interface counters command is used to display the statistic information of all ports or an Ethernet port.
76 TL-SG2424(config)# show interface description Display the description of port 2: TL-SG2424(config)# show interface gigabitEthernet 1/0/2 description show interface flowcontrol Description The show interface flow control command is used to display the flow-control information of an Ethernet port.
77 TL-SG2424(config)# show interface configuration Display the configurations of port 2: TL-SG2424(config)# show interface gigabitEthernet 1/0/2 configuration show storm-control Description The show storm-contr ol command is used to display the storm-control information of Ethernet ports.
78 Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the bandwidth-limit information of port 4: TL-SG2424(config)# show bandwidth interface gigabitEthernet 1/0/4.
79 Chapter 13 QoS Commands QoS (Quality of Service) function is used to optimiz e the network performance. It provides you with network service experience of a better quality . qos Description The qos command is used to configure CoS (Class of Service) based on port.
80 Synt ax qos dscp no qos dscp Command Mode Global Configuration Mode User Guidelines DSCP (Dif fServ Code Point) is a new definition to IP T oS field given by IEEE.
81 User Guidelines 1. By default, the mapping relation bet ween tag/cos and the egress queue is: 0-TC1, 1-TC0, 2-TC0 , 3-TC1, 4-TC2, 5- TC2, 6-TC3, 7-TC3 2 . Among the prior ity levels TC0-TC3, the bigger value, the higher priority . Example Map CoS 5 to TC 2.
82 User Guidelines By default, the mapping relation between tag and the egress queue is: (0-7)-CoS 0, (8-15)-C oS 1, (16-23)-CoS 2, (24-31)-CoS 3, (32-39)- CoS 4, (40-47)-CoS 5, (48-55)-CoS 6, (56-63)-CoS 7.
83 equ —— Equal-Mode. In this mode, all the queues occupy the bandwidth equally . The weight value ratio of all the queues is 1:1:1:1. Command Mode Global Configuration Mode Example S pecify the S.
84 Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the configuratio n of IEEE 802.1P Priority and the mapping relation between cos-id and tc-id: TL-SG2424# show qos cos-map show qos dscp-map Description The show qos dscp-map command is used to disp lay the configuration of DSCP Priority .
85 show qos status Description The show qos status command is used to display the status of IEEE 802.1P priority and DSCP priority . Synt ax show qos status Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the status of IEEE 802.
86 Chapter 14 Port Mirror Commands Port Mirror refers to the process of forwarding copies of packets from one port to a monitoring port. Usually , the monitoring port is connected to data diagnose device , which is used to analyze the monitored packet s for monitoring and troubleshooting the netwo rk.
87 monitor session source interface Description The monitor session source interface command is used to configure the monitored port. T o delete the corre spondin g monitored port, please use no monitor session source interface command.
88 TL-SG2424(config)# monitor session 1 source interface gigabitEthernet 1/0/4-5,1/0/7 rx Delete port 4 in monitor session 1 and its configuration: TL-SG2424(config)# no monitor session 1 source inter.
89 Chapter 15 Port Isolation Commands Port Isolation provides a method of restricting traffic flow to improve the network security by forbidding the port to forward packets to the ports that are not on its forwarding port list.
90 Synt ax show port isolation interface [ gigabitEthernet port ] Parameter port —— The number of Ethernet port you want to show its forward port list, in the format of 1/0/2.
91 Chapter 16 Loopback Detection Commands With loopback detection feature enabled, the switch can detect loops us ing loopback detection packet s. When a loop is detected, the switch will di splay an alert or further block the corresponding port according to the configuration.
92 Example S pecify the interval -time as 50 seconds: TL-SG2424(config)# loopback-detection interval 50 loopback-detection recovery-time Description The loopback-detection recovery-time command is used to configure the time after which the blocked port would automatically recover to normal status.
93 TL-SG2424(config)# interface range gigabitEthernet 1/0/1-3 TL-SG2424(Config-if-range)# loopback-detection loopback-detection config Description The loopback-detection config command is used to configure the process-mode and recovery-mode for the por ts by which the switch copes with the detected loops.
94 Synt ax loopback-detection recover Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / interface range gigabitEthernet) Example Recover the blocked port 2 to normal status: TL-S.
95 Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the configuration of loopback det ection function and the status of all ports: TL-SG2424# show loopback-detection inter.
96 Chapter 17 ACL Commands access-list create Description The access-list create command is used to create standard-IP ACL and extend-IP ACL. Synt ax access-list create access-list-num Parameter access-list-num —— ACL ID, rang ing from 100 to 299.
97 TL-SG2424(config)# mac access-list 23 access-list standard Description The access -list standard command is used to add S tandard-IP ACL rule. T o delete the correspondi ng rule, please use no access-list standard command.
98 access-list extended Description The acces s-list extended command is used to add Extended-IP ACL rule. T o delete the correspondi ng rule, please use no access-list exten ded command.
99 rule Description The rule command is used to configure MAC ACL rule. T o delete the corresponding rule, please use no rule command. Synt ax rule rule-id [ deny | permit ] [[ smac source-mac ] smask source-mac-mas k ] [[ dmac destination-mac ] dmask destination-mac-mask ] no rule rule-id Parameter rule-id —— The rule ID.
100 Policy is used to control the data p a c kets those match the corresponding ACL rules by configuring ACLs and actions together for effect. The operations here include stream mirror , stream condi tion, QoS Remarking and redirect.
101 access-list bind(interface) Description The access- list bind command is used to bind a policy to a specified port. T o cancel the bind re lation, please use no access-list bind command. Synt ax access-list bind policy-name no access-list bind policy-name Parameter policy-name —— The name of the policy desired to bind.
102 TL-SG2424(config-if)# access-list bind policy1 show access-list Description The show access-list command is used to display configuration of ACL. Synt ax show access-list acl-id Parameter acl-id —— The ID of the ACL selected to display the configurat ion.
103 show access-list bind Description The show access-list bind command is used to displa y the configuration of Policy bind. Synt ax show access-list bind Command Mode Privileged EXEC Mode and Any Co.
104 Chapter 18 DHCP Filtering Commands DHCP Filtering functions to monitor the process of hosts obt aining IP addresses from DHCP Servers by configuring the desir ed port(s) as Trusted Port(s). Only the ho st s connected to the trusted port(s) can receive DHCP packets from DHCP servers.
105 Example Configure port 1 to be a trusted port: TL-SG2424(config)#interface gigabitEthernet 1/0/1 TL-SG2424(config-if)#ip dhcp filtering trust show ip dhcp filtering Description The show ip dhcp filtering command is used to displa y the running status of DHCP Filtering.
106 Chapter 19 PoE Commands Note: Only TL-SG2424P support s PoE function. PoE (Power over Ethernet) technology describes a system to transmit electrical power along with data to remote devices over standard twisted-pair cable in an Ethernet netwo rk.
107 no power profile name Parameter name —— The PoE profile name, ranging from 1 to 16 characters. If the name being assigned contains spaces then put it inside double quotes. supply —— The PoE status of the p ort in th e profile. By default, the PoE status is “enable”.
108 Syntax power time-range name no power time-range name Parameter name —— The PoE time-range name, ranging fr om 1 to 16 characters. Command Mode Global Configuration Mode Example Create a PoE t.
109 absolute Description The absolute command is used to create an absolute mode time-range for the PoE time-range of the switch. The switch will supply power when the specified absolute time occurs. To delete the corresponding absolute mode time-range configuration, please use no absolute command.
11 0 Parameter week-day — — Periodic Mode, with “1-7”, “daily”, “off-day” an d “working-day” options. “1-7” should be entered in the form at of 1-3, 7 whic h represent Monday, Tuesday, Wednesday and Sunday. “Daily ” represents ever y day.
111 TL-SG2424P(config-pwr-time-range)# holiday exclude power inline consumption (interface) Description The pow er inline consumption command is used to conf igure the power limit the corresponding port can supply.
11 2 system power limit, the PD linked to t he port with lower priority will be disconnected. By default, the priority level is “low”. Command Mode Interface Configuration Mode (interfa ce gigabit.
11 3 Syntax power inline profile name no power inline profile Parameter name —— The name of the PoE profile to be bound to the port. If the name being assigned contains spaces then put it inside double quotes.
11 4 show power inline Description The show power inline command is used to display the global PoE information of the system. Syntax show power inline Command Mode Privileged EXEC Mode and Any Configu.
11 5 Parameter port —— The Ethernet port number. Command Mode Privileged EXEC Mode and Any Configuration Mode Example Display the PoE information of all ports: TL-SG2424P# show pow er inline information interface show power profile Description The show pow er profile command is used to display the defined PoE profile.
11 6 show power time-range Description The show pow er time-range command is used to displa y the configuration of PoE time-range. Syntax show power time-range Command Mode Privileged EXEC Mode and An.
11 7 Chapter 20 MSTP Commands MSTP (Multiple S panning T ree Protocol), compat ible with both STP and RSTP and subject to IEEE 802.1s, can disbranch a ri ng network. STP is to block redunda nt links and backup links as well as optimize paths. spanning-tree(global) Description The spanning-tree command is used to enable STP function globally .
11 8 TL-SG2424(config-if)# spanning-tree spanning-tree common-config Description The sp anning-tree common-config command is used to configure the parameters of the port s for comparison in the CIST and the common parameters of all insta nces. T o return to the default co nfiguration, please use no sp anning-tree common-config command.
11 9 Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / interface range gigabitEthernet) Example Enable the STP function of por t 1, and configure the Port Priority as 64, ExtPath.
120 default configuration of the co rresponding Instance, please use no sp anning-tree mst configuration command. Synt ax sp anning-tree mst configuration no sp anning-tree mst configuration Command M.
121 TL- SG2424(config-mst)# no inst ance 1 Remove VLANs 1-50 in mapping VLANs 1-100 for Instance 1: TL-SG2424(config)# sp anning-tree mst configuration TL-SG2424(config-mst)# no instance 1 vlan 1-5 0 name Description The name command is used to configure t he region name of MST instance.
122 TL-SG2424(config)# sp anning-tree mst configuration TL-SG2424(config-mst)# revision 100 spanning-tree mst instance Description The sp anning-tree mst inst ance command is used to configure the priorit y of MST inst ance. T o return to the default va lue of MST instance priority , please use no sp anning-tree mst instance command.
123 Parameter instance-id —— Instance ID, ranging from 1 to 8. pri —— Port Priority , which must be multiple of 16 ranging from 0 to 240. By default, it is 128. Port Priority is an im portant criterion on determining if the port will be chosen as the root port by the device connected to this port.
124 spanning-tree tc-defend Description The spanning-tree tc-defend command is used to confi gure the TC Protect of S panning T ree globally . T o return to t he default configurat ion, please use no sp anning-tree tc-def end command. A switch removes MAC address entries upon receiving TC-BPDUs.
125 Parameter forward-time —— Forward Delay , which is the time for the port to transit its state af ter the network topology is change d. Forw ard Delay ranges from 4 to 30 in seconds and it is 15 by default. Other wise, 2 * (Forward Delay - 1) >= Max Age.
126 TL-SG2424(config)# sp anning-tree hold-count 8 spanning-tree max-hops Description The sp anning-tree max-hops command is used to configure the maximum number of hops that occur in a specific region before the BPDU is discarded. T o return to the default c onfigurations, please use no sp anning-tree max-hops command.
127 Example Enable the BPDU filter function for port 2: TL-SG2424(config)# interface gigabitEthernet 1/0/2 TL-SG2424(config-if)# spanning-tree bp dufilter spanning-tree bpduguard Description The spanning-tree bp duguard command is used to enable the BPDU protect function for a port.
128 Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / interface range gigabitEthernet) Example Enable the Loop Protect function for port 2: TL-SG2424(config)# interface gigabitEt.
129 removing MAC address entries, whic h may decrease the performance and stability of the network. With the Prot ect of Sp anning T ree f unction enabled, you can configure the number of TC-BPDUs in a required time, so as to avoid the process of removing MAC addresses frequently .
130 Synt ax show spanning-tree active Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display the active information of spanning-tree: TL-SG2424(config)# show spanning-tree active show spanning-tree bridge Description The show spanning-tree bridge command is used to display the bridge parameters.
131 Example Display the spanning-tree information of all ports: TL-SG2424(config)# show spanning-tree interface Display the spanning-tree information of port 2: TL-SG2424(config)# show spanning-tree i.
132 show spanning-tree mst Description The show spanning-tree mst command is used to display the related information of MST Instan ce. Synt ax show spanning-tree mst { configuration [ digest ] | inst ance instance-id [ interface [ gigabitEthernet port ]]} Parameter instance-id —— Instance ID desired to show , ranging from 1 to 8.
133 Chapter 21 IGMP Commands IGMP Snooping (Internet Group Management Prot ocol Snooping) is a multicast control mechanism running on Layer 2 switch. It can effectively prevent multicast groups being broadcasted in the network. ip igmp snooping(global) Description The ip igmp snooping command is used to configure IGMP Snooping globally .
134 TL-SG2424(config)# interface gigabitEthernet 1/0/3 TL-SG2424(config-if)# ip igmp snooping ip igmp snooping immediate-leave Description The ip igmp snooping immediate-leave command is used to configure the Fast Leave function for port. T o disabl e the Fast Leave fu nction, please use no ip igmp snooping immediate-leave command.
135 ip igmp snooping vlan-config Description The ip igmp snooping v lan-config command is used to enable VLAN IGMP Snooping function or to modify IGMP Snooping parameters, and to create static multicast IP entry . T o disable the VL AN IGMP Snooping function, please use no ip igmp snooping vlan-config command.
136 Example Enable the IGMP Snooping function and m odify Router Port T ime as 300 seconds, Member Port T ime as 200 sec onds for VLAN 1-3, and set the Leave time as 15 seconds for VLAN 1-2: TL -SG24 .
137 leave-time —— Leave Time, which is the interval between the switch receiving a leave message from a host and the switch removing the host from the multicast groups. Leave Time ranges from 1 to 30 in seconds. By default, it is 1. port —— The Ethernet port number .
138 Example Bind the filtering address ID 2-6 to port 3: TL-SG2424(config)# interface gigabitEthernet 1/0/3 TL-SG2424(config-if)# ip igmp snooping filter addr-id 2-6 ip igmp snooping filter(global) Description The ip igmp snooping filter command is used to add or modify the multica st filtering IP-range.
139 Synt ax ip igmp snooping filter no ip igmp snooping filter Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / interface range gigabitEthernet) Example Enable IGMP Snooping fil.
140 Synt ax ip igmp snooping filter mode mode Parameter mode —— Action Mode, with refuse and accept options. Refuse indicates only the multicast packe ts whose multicast IP is not in th e IP-range will be processed, while accept indicates only the multicas t pa ckets whose multicast IP is in the IP-range will be processed.
141 Synt ax show ip igmp snooping interface gigabitEthernet [ port | port-list ] { basic-config | filt er | packet-stat } Parameter port —— The Ethernet port number . port-list —— The list of Ethernet port s. basic-config | filter | pa cket-stat —— The related configuration information selected to display .
142 TL-SG2424# show ip igmp snooping vlan 2 show ip igmp snooping multi-vlan Description The sho w ip igmp snooping multi-vlan command is used to display the Multicast VLAN configuration.
143 Example Display the information of all IGMP snooping groups: TL-SG2424#show ip igmp snooping group s Display all the multicast entries in VLAN 5: TL-SG2424(config)#show ip igmp snooping groups vla.
144 Chapter 22 SNMP Commands SNMP (Simple Network Management Protocol) func tions are used to manage the network devices for a smooth communication, whic h can facilitate the network administrators to monitor the network nodes and implement the proper operation.
145 mib-oid —— MIB Object ID. It is the Object I dentifier (OID) for the entry of V iew , ranging from 1 to 61 characters. include | exclude —— View T ype, with include and exclude options. They represent the view entry can/cannot be managed by the SNMP management station individually .
146 By default, the Security Level is noAuthN oPriv . There is no need to configure this in SNMP v1 Mode and SNMP v2c Mode. read-view —— Select the View to be the Read View . The management access is restricted to read-only , and changes cannot be made to the assigned SNMP Vie w .
147 Parameter name —— User Name, ranging from 1 to 16 characters. local | remote —— User T ype, with local and remote options. Local indicates that the user is c onnected to a local SNMP engine, while remote means that the user is connected to a remote SNMP engine.
148 snmp-server community Description The snmp-server community command is used to add Community . T o delete the corresponding Community , please use no snmp-server community command.
149 udp-port —— UDP port, which is used to s end notifications. The UDP port functions with the IP address for the not ification sending. It ranges from 1 to 65535. user-name —— The User name of the management station. smode —— The Security Model of the mana gement station, with v1, v2c and v3 options.
150 snmp-server engineID Description The snmp-server engineID command is used to configure the local and remote engineID of the switch. T o restore to the default setting, please use no snmp-server engineID command.
151 Synt ax snmp-server traps snmp [ lin kup | linkdown | wa rmstart | coldst art ] no snmp-server traps snmp [ linkup | linkdown | warmst art | coldstart ] Parameter linkup —— Enable linkup trap. It is s ent when port status changes from linkdown to linkup.
152 snmp-server traps Description The snmp-server traps command is used to enable SNMP extended traps. T o disable the sending of SNMP extended trap s, please use no snmp-server trap s command.
153 snmp-server traps mac Description The snmp-server traps mac command is used to enable SNMP extended MAC address-related traps which include four types: new , full, learn-mode-change and max-lear ned. T o disable the sending of SNMP extended MAC address related traps, please use no snmp-server traps mac command.
154 Synt ax snmp-server traps vlan [ create | delete ] no snmp-server traps vlan [create | delete ] Parameter create —— Enable VLAN-created trap. It is sent when new VLAN is created successfully . delete —— Enable VLAN-deleted traps. It is sent when VLAN is deleted successfully .
155 seconds —— The interval to take samplings from the port, ranging from 10 to 3600 in seconds. By default, it is 1800. owner-name —— The owner of the history sample entry , ranging from 1 to 16 characters.
156 Command Mode Global Configuration Mode Example Configure the user name of entry 1, 2, 3 and 4 as user1, the description of the event as description1, the type of event as log and the owner of the .
157 last sampled value from the current val ue, and then comparing the difference in the values with the threshold. By def ault, the Sample T ype is “absolute”. r-hold —— The rising counter value that tr iggers the Rising Threshold alarm, ranging from 1 to 65535.
158 Synt ax show snmp-server Command Mode Privileged EXEC Mode and Any Co nfiguration Mode Example Display SNMP configuration globally: TL-SG2424# show snmp-server show snmp-server view Description The show snmp-server view command is used to display the View t able.
159 show snmp-server user Description The show snmp-server user command is used to display the User table. Synt ax show snmp-server user Command Mode Privileged EXEC Mode and Any Co nfiguration Mode E.
160 TL-SG2424# show snmp-server host show snmp-server engineID Description The show snmp-server engineID command is used to display the engineID of the SNMP .
161 show rmon event Description The show rmon event command is used to displa y the configuration of SNMP-RMON Event. Synt ax show rmon event [ index ] Parameter index —— The index nu mber of the entry sele cted to display the configuration, ranging from 1 to 12, in the format of 1- 3, 5.
162 Chapter 23 LLDP Commands Note: Only TL-SG2424P support s LLDP function. LLDP function enables network devic es to advertise their own device information periodically to neighbors on the same LAN.
163 Parameter multiplier —— Configure the Hold Multiplier parameter . It ranges from 2 to 10. By default, it is 4. Command Mode Global Configuration Mode Example S pecify Hold Multiplier as 5: TL-SG2424P(config)# ll d p hold-multiplier 5 lldp timer Description The lldp timer command is used to confi gure the parameters about transmission.
164 be sent out (the number of LLDPDUs equals this para meter). The value ranges from 1 to 10 and the default value is 3. Command Mode Global Configuration Mode Example S pecify the T ransmit Interval.
165 Synt ax lld p receive no lld p receive Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / interface range gigabitEthernet) Example Enable port 1 to receive LLDPDU: TL-SG2424P(.
166 Synt ax lld p snmp-trap no lld p snmp-trap Command Mode Interface Configuration Mode (interfa ce gigabitEthernet / interface range gigabitEthernet) Example Enable the SNMP notif ication for port 1.
167 lldp med-location Description The lldp med-location command is used to configure the Locat ion Identification TL V's content in outgoing LLDPDU of the port.
168 S tatus will be changed to Tx&Rx. T o disable the LLDP-MED feature for the corresponding port, please use no lldp med-st atu s command. Synt ax lld p med-status no lld p med-st atus Command Mo.
169 show lldp Description The show lldp comman d is used to display t he global configuration of LLDP and LLDP-MED fast start repeat count number . Synt ax show lldp Command Mode Privileged EXEC Mode .
170 show lldp local-information interface Description The show lld p local-information interface command is used to display the LLDP and LLDP-MED local information of the corresponding port. By default, the information of all the ports will be displayed.
171 show lldp traffic interface Description The show lld p traffic interface command is used to display the LLDP statistic information between the local device and neighbo r device of the corresponding port. By default, the LLDP st atistic informat ion of all the ports will be displayed.
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