Specifications

DES-1228/ME Layer 2 Metro Ethernet Switch CLI Reference Manual
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DHCP RELAY
The DHCP relay commands in the Command Line Interface (CLI) are listed (along with the appropriate parameters) in the
following table.
Command Parameters
config dhcp_relay { hops <value 1-16> | time <sec 0-65535>}(1)
config dhcp_relay add ipif System <ipaddr>
config dhcp_relay delete ipif System <ipaddr>
config dhcp_relay option_82 state [enable | disable]
config dhcp_relay option_82 check [enable | disable]
config dhcp_relay option_82 policy [replace | drop | keep]
config dhcp_relay option_82 remote_id [default | user_define <string 32> ]
show dhcp_relay {ipif [System]}
enable dhcp_relay
disable dhcp_relay
Each command is listed in detail in the following sections.
config dhcp_relay
Purpose Used to configure the DHCP/BOOTP relay feature of the switch.
Syntax
config dhcp_relay { hops <value 1-16> | time <sec 0-65535>}(1)
Description This command is used to configure the DHCP/BOOTP relay feature.
Parameters
hops <value 1-16> − Specifies the maximum number of relay agent hops that the DHCP
packets can cross.
time <sec 0-65535> − If this time is exceeded; the Switch will not relay the DHCP packet.
Restrictions Only Administrator-level users can issue this command.
Example usage:
To config DHCP relay:
DES-1228/ME:4#config dhcp_relay hops 2 time 23
Command: config dhcp_relay hops 2 time 23
Success.
DES-1228/ME:4#
config dhcp_relay add ipif
Purpose Used to add an IP destination address to the switch's DHCP/BOOTP relay table.
Syntax
config dhcp_relay add ipif System <ipaddr>
Description This command adds an IP address as a destination to forward (relay) DHCP/BOOTP relay
packets to.
Parameters
System − The name of the IP interface in which DHCP relay is to be enabled.
<ipaddr> − The DHCP server IP address.
Restrictions Only Administrator-level users can issue this command.
Example usage: