xStack
®
DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch Web UI Reference Guide
388
The
DHCP Relay Option 82
command configures the DHCP relay agent information option 82 setting of the
Switch. The formats for the circuit ID sub-option and the remote ID sub-option are as follows:
The Implementation of DHCP Relay Agent Information Option 82
NOTE:
For the circuit ID sub-option of a standalone switch, the module field is always zero.
Circuit ID sub-option format:
Figure 9-2 Circuit ID Sub-option Format
1
Sub-option type
2
Length
3
Circuit ID type
4
Length
5
VLAN: The incoming VLAN ID of DHCP client packet.
6
Module: For a standalone switch, the Module is always 0; for a stackable switch, the Module is the Unit ID.
7
Port: The incoming port number of the DHCP client packet, the port number starts from 1.
Remote ID sub-option format:
Figure 9-3 Remote ID Sub-option Format
1
Sub-option type
2
Length
3
Remote ID type
4
Length
5
MAC address: The Switch’s system MAC address.
DHCP Relay Interface Settings
Users can set up a server, by IP address, for relaying DHCP information to the Switch. The user may enter a
previously configured IP interface on the Switch that will be connected directly to the DHCP client using this
window. Properly configured settings will be displayed in the DHCP Relay Interface Table
at the bottom of the
window, once the user clicks the
Apply
button. The user may add up to four server IPs per IP interface on the
Switch. Entries may be deleted by clicking the corresponding
Delete
button.
To view this window, click
Network Application > DHCP > DHCP Relay > DHCP Relay Interface Settings
as
shown below:
Содержание xStack DGS-3620-52P
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