C613-50631-01 Rev A Command Reference for IE340 Series 2573
AlliedWare Plus™ Operating System - Version 5.5.3-0.x
DHCP SNOOPING COMMANDS
IP
DHCP SNOOPING SUBSCRIBER-ID
ip dhcp snooping subscriber-id
Overview Use this command to set a Subscriber ID for the ports.
Use the no variant of this command to remove Subscriber IDs from the ports.
Syntax
ip dhcp snooping subscriber-id [<sub-id>]
no ip dhcp snooping subscriber-id
Default No Subscriber ID.
Mode Interface Configuration (port)
Usage notes The Subscriber ID sub-option is included in the DHCP Relay Agent Option 82 field
of client DHCP packets forwarded from a port if:
• a Subscriber ID is specified for the port using this command, and
• DHCP snooping Option 82 information insertion is enabled (ip dhcp
snooping agent-option command; enabled by default), and
• DHCP snooping is enabled on the switch (service dhcp-snooping) and on the
VLAN to which the port belongs (ip dhcp snooping)
Examples To set the Subscriber ID for port 1.0.3 to room_534, use the commands:
awplus# configure terminal
awplus(config)# interface port1.0.3
awplus(config-if)# ip dhcp snooping subscriber-id room_534
To remove the Subscriber ID from port 1.0.3, use the commands:
awplus# configure terminal
awplus(config)# interface port1.0.3
awplus(config-if)# no ip dhcp snooping subscriber-id
Related
commands
ip dhcp snooping agent-option
show ip dhcp snooping interface
Parameter Description
<sub-id> The Subscriber ID; an alphanumeric (ASCII) string 1 to 50 characters in
length. If the Subscriber ID contains spaces, it must be enclosed in
double quotes. Wildcards are not allowed.
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