Install guide

16 DHCP Snooping Release Note
Software Version 2.7.6
C613-10462-00 REV A
Example To create classifier 10 to match DHCP snooping entries, use any of the
commands:
create classifier=10 ipsa=dhcps
create classifier=10 macs=dhcps
create classifier=10 ipsa=dhcps macs=dhcps
delete dhcpsnooping binding
Syntax DELete DHCPSnooping BINDing=macaddr
where:
■ macaddr is an Ethernet six-octet MAC address expressed as six pairs of
hexadecimal digits delimited by hyphens.
Description This command deletes a dynamic or static entry from the DHCP snooping
binding database.
The binding parameter specifies the MAC address of the database entry to
delete.
Example To delete a DHCP snooping entry for a client with MAC Address
00-00-cd-00-11-56, use the command:
del dhcps bind=00-00-cd-00-11-56
disable dhcpsnooping
Syntax DISable DHCPSnooping
Description This command disables DHCP snooping on the switch. The DHCP snooping
binding database is updated and saved to the bindings.dsn file.
For AT-8600, AT-8700XL, Rapier, and AT-8800 switches, the switch:
■ deletes all DHCP snooping filter entries
■ stops automatically dropping all IP packets
For AT-8900 and AT-9900 switches, the switch:
■ deletes all DHCP snooping filter entries
■ stops using classifiers that are linked to DHCP snooping
Example To disable DHCP snooping, use the command:
dis dhcps