DES-3500 Layer 2 Fast Ethernet Switch CLI Reference Manual
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23
DHCP R
ELAY
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>}
config dhcp_relay add ipif
<ipif_name 12> <ipaddr>
config dhcp_relay delete ipif
<ipif_name 12> <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]
show dhcp_relay
{ipif <ipif_name 12>}
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>}
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 relay the
DHCP packet.
Restrictions
Only Administrator and Operator-level users can issue this command.
Example usage:
To config DHCP relay:
DES-3500:admin#config dhcp_relay hops 2 time 23
Command: config dhcp_relay hops 2 time 23
Success.
DES-3500:admin#
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 <ipif_name 12> <ipaddr>
Description
This command adds an IP address as a destination to forward (relay)
DHCP/BOOTP relay packets to.
Parameters
<ipif_name 12>
The name of the IP interface in which DHCP relay is to
be enabled.
<ipaddr>
The DHCP server IP address.
Restrictions
Only Administrator and Operator-level users can issue this command.
Example usage:
