Netgear GSM7312 FSM7326P Command line reference manual - Page 136

DHCP and BOOTP Relay Commands

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Command Line Interface Reference for the ProSafe 7300 Series Layer-3 Switches, Software Ver- 7.4 DHCP and BOOTP Relay Commands This section describes the commands you use to configure BootP/DHCP Relay on the switch. A DHCP relay agent operates at Layer 3 and forwards DHCP requests and replies between clients and servers when they are not on the same physical subnet. 7.4.1 ip dhcp relay information option This command enables option 82 (RFC 3046) for BootP/DHCP Relay on the system. Once enabled, the DHCP request forwarded to the DHCP server will contain two optional fields: Circuit ID and Remote ID. The circuit ID option contains the port information where the DHCP client request originated. The remote ID option contains the MAC address of the relay agent (the switch management CPU's own MAC address). Default disabled Format ip dhcp relay information option Mode Global Config 7.4.1.1 no ip dhcp relay information option This command disables the relay information option mode for BootP/DHCP Relay on the system. Format no ip dhcp relay information option Mode Global Config 7.4.2 bootpdhcprelay This command enables the forwarding of relay requests for BootP/DHCP Relay on the system. Default disabled Format bootpdhcprelay Mode Global Config 7.4.2.1 no bootpdhcprelay enable This command disables the forwarding of relay requests for BootP/DHCP Relay on the system. Format no bootpdhcprelay enable Mode Global Config 7-16 v1.0, February 2007 DHCP Commands

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Command Line Interface Reference for the ProSafe 7300 Series Layer-3 Switches, Software Ver-
7-16
DHCP Commands
v1.0, February 2007
7.4
DHCP and BOOTP Relay Commands
This section describes the commands you use to configure BootP/DHCP Relay on the
switch. A DHCP relay agent operates at Layer 3 and forwards DHCP requests and replies
between clients and servers when they are not on the same physical subnet.
7.4.1
ip dhcp relay information option
This command enables option 82 (RFC 3046) for BootP/DHCP Relay on the system.
Once enabled, the DHCP request forwarded to the DHCP server will contain two optional
fields: Circuit ID and Remote ID. The circuit ID option contains the port information
where the DHCP client request originated. The remote ID option contains the MAC
address of the relay agent (the switch management CPU's own MAC address).
Default
disabled
Format
ip dhcp relay information option
Mode
Global Config
7.4.1.1
no ip dhcp relay information option
This command disables the relay information option mode for BootP/DHCP Relay on the
system.
Format
no ip dhcp relay information option
Mode
Global Config
7.4.2 bootpdhcprelay
This command enables the forwarding of relay requests for BootP/DHCP Relay on the
system.
Default
disabled
Format
bootpdhcprelay
Mode
Global Config
7.4.2.1
no bootpdhcprelay enable
This command disables the forwarding of relay requests for BootP/DHCP Relay on the
system.
Format
no bootpdhcprelay enable
Mode
Global Config