Allied Telesis AlliedWare Plus Operating System Version 5.4.4C (x310-26FT,x310-26FP,x310-50FT,x310-50FP) User Manual
Page 1435
DHCP Snooping Introduction and Configuration
Software Reference for x310 Series Switches
C613-50046-01 REV A
AlliedWare Plus
TM
Operating System - Version 5.4.4C
55.13
26.
awplus(config-if)#
ip dhcp snooping agent-option circuit-
Specify the Circuit ID for the VLAN or group of
VLANs as the VLAN ID and port number.
Default: VLAN ID and Ifindex number.
27.
awplus(config)#
interface <interface-list>
Enter Interface Configuration mode for one or
more VLANs to add a Remote ID for.
28.
awplus(config-if)#
ip dhcp snooping agent-option remote-
Specify the Remote ID for the VLAN or group of
VLANs as an alphanumeric (ASCII) string, 1 to 63
characters in length.
Default: the switch’s MAC address.
29.
awplus(config-if)#
exit
Return to Global Configuration mode.
Configure MAC address verification
30.
awplus(config)#
no ip dhcp snooping verify mac-address
If not required, disable MAC address verification.
Default: enabled
Configure the DHCP snooping database
31.
awplus(config)#
ip dhcp snooping database {nvs|flash}
If required, change the location of the file to
which the switch writes the dynamic entries
from the DHCP snooping database.
Default: nvs (non-volatile storage)
32.
awplus(config)#
no ip dhcp snooping delete-by-client
By default, the switch deletes DHCP lease entries
from the DHCP snooping database when it
receives matching DHCP release messages.
Disable these deletions if required, so that lease
entries remain in the database until they expire.
Default: enabled—entries are deleted when
leases are released.
33.
awplus(config)#
ip dhcp snooping delete-by-linkdown
If required, set the switch to delete dynamic
entries from the DHCP snooping database when
their ports go down.
Default: disabled—entries remain if links go
down.
34.
awplus(config)#
You can actively add, modify, or remove static
entries from the DHCP snooping database.
Table 55-2: General configuration procedure for DHCP snooping(cont.)