Switch User Manual

86 Command Groups
DHCP Management Interface
DHCP Snooping
dhcp l2relay vlan Enables the L2 DHCP Relay agent for a set of
VLANs.
GC
dhcp l2relay trust Configures an interface to trust a received
DHCP Option 82.
IC
a. For the meaning of each Mode abbreviation, see Mode Types on page 79.
Command Description Mode
a
a. For the meaning of each Mode abbreviation, see Mode Types on page 79.
release dhcp Forces the DHCPv4 client to release a leased
address.
PE
renew dhcp Forces the DHCP client to immediately renew
an IPv4 address lane.
PE
debug dhcp packet Displays debug information about DHCPv4
client activities and traces DHCP v4 packets to
and from the local DHCPv4 client.
PE
show dhcp lease Displays IPv4 addresses leased from a DHCP
server.
PE
Command Description Mode
a
clear ip dhcp snooping
binding
Clears all DHCP Snooping entries. PE
clear ip dhcp snooping
statistics
Clears all DHCP Snooping statistics. PE
ip dhcp snooping Enables DHCP snooping globally or on a
specific VLAN.
GC or
IC
ip dhcp snooping binding Configures a static DHCP Snooping binding. GC
ip dhcp snooping database Configures the persistent location of the DHCP
snooping database.
GC
Command Description Mode
a
2CSPC4.XCT-SWUM2XX1.book Page 86 Monday, October 3, 2011 11:05 AM