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Catalyst 3750 Switch Command Reference
OL-8552-07
Chapter 2 Catalyst 3750 Switch Cisco IOS Commands
ip dhcp snooping vlan information option format-type circuit-id string
Examples This example shows how to configure the option-82 circuit-ID suboption:
Switch(config-if)# ip dhcp snooping vlan 250 information option format-type circuit-id
string customerABC-250-0-0
You can verify your settings by entering the show ip dhcp snooping user EXEC command.
Note The show ip dhcp snooping user EXEC command only displays the global command output, including
a remote-ID configuration. It does not display any per-interface, per-VLAN string that you have
configured for the circuit ID.
Related Commands Command Description
ip dhcp snooping information
option format remote-id
Configures the option-82 remote-ID suboption.
show ip dhcp snooping Displays the DHCP snooping configuration.
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