Chapter 7: Second Level Commands June 30, 2006
7-50 SG1-UM-8500-03
DHCP Agent ID Overwrite
When configured, the SG-1 should overwrite the DHCP agent ID and the server identifier to its ID (IP address) in the
DHCP reply messages. The system does not overwrite the DHCP agent ID in its default behavior.
Using the ip dhcp relay agent-id-overwrite command
Usage
ip dhcp relay agent-id-overwrite interface <Ethernet | ATM| VLAN | default>
<slot>\<port number>\[sub-interface number] <priority> [replace]
Parameter(s)
Example(s)
Using the ip dhcp relay advertise-protocol command
This command defines the default protocol the system is using to advertise the user's DHCP allocated IP address.
Usage
ip dhcp relay advertise-protocol <rip | ospf>
Host(config)# ip dhcp relay agent-id-overwrite interface
Parameter Description Legal values/range
<slot> PMC slot number. 0 - 2; Default value 0
<port number > Physical port number. 1 - 2; Default value 0
<sub-interface number> Sub interface number. 1- 4095; Default value 0
<priority> DHCP server priority. 1- 10
<Ethernet | ATM | VLAN |
default> Interface format. Ethernet, ATM, VLAN
Host(config)# ip dhcp relay agent-id-overwrite interface Ethernet 0 \ 1 3
Host(config)# ip dhcp relay agent-id-overwrite interface Ethernet 0 \ 1 3 replace
Host(config)# ip dhcp relay agent-id-overwrite interface Atm 2 \ 1 \ 43
Host(config)# ip dhcp relay agent-id-overwrite interface Atm 2 \ 1 \ 43 8 replace
Host(config)# ip dhcp relay agent-id-overwrite interface VLAN 1 \ 2 34
Host(config)# ip dhcp relay agent-id-overwrite interface VLAN 1 \ 2 34 5 replace
Host(config)# ip dhcp relay agent-id-overwrite interface default 0 \ 1 \ 1
Host(config)# ip dhcp relay agent-id-overwrite interface default 0 \ 1 \ 1 2 replace
Host(config)# ip dhcp relay advertise-protocol