D-Link xStack DGS-3120 Series - Page 318

xStack
®
DGS-3120 Series Layer 3 Managed Gigabit Ethernet Switch CLI Reference Guide
313
Format
config dhcp_relay option_82 remote_id [default | user_define <sentence 32> | vendor2 |
vendor3]
Parameters
default - Use the Switch’s system MAC address as remote ID.
user_define - Use user-defined string as the remote ID.
a.
b.
c.
d.
e.
2
n+2
1
n
User-defined
1 byte
1 byte
1 byte
1 byte
Max. 32 bytes
<sentence 32> - Enter the user-defined ID. Space is allowed in the string.
vendor2 - If configured to vendor2, the remote ID uses the following format:
a.
b.
c.
2
n
System name
1 byte
1 byte
N bytes
a. Sub-option type, 2 indicates this is the remote ID.
b. Length: length of value
c. Value: Character string. System name of the switch. (No remote ID sub-option type, directly
fill the value.)
vendor3 – If configured to vendor3, the remote ID uses the following format:
a.
b.
c.
2
n
User-defined
1 byte
1 byte
Maximum 32 bytes
a. Sub-option type (2 means remote ID).
b. Length: Total length of user-defined string. By default, the length is 0 with no field
value.
c. Value: User-defined string that can be configured using the config dhcp_relay
port_option_82 command. The maximum length of the user-defined string is 32
bytes. (No remote ID sub-option type, directly fill the value.)
Restrictions
Only Administrator, Operator and Power-User level users can issue this command.
Example
To configure the content in Remote ID sub-option:
DGS-3120-24TC:admin#config dhcp_relay option_82 remote_id user_define "D-Link
L3 Switch"
Command: config dhcp_relay option_82 remote_id user_define "D-Link L3 Switch"
Success.
DGS-3120-24TC:admin#
25-23 config dhcp_relay option_82 state
Description
This command is used to configure the state of the DHCP relay agent information option 82 of the
switch.