Publication date: , 2015
Revision A1
92
ip dhcp snooping
Use the ip dhcp snooping global
configuration command to globally
enable DHCP snooping. Use the no
form of this command to globally disable
DHCP snooping.
15
GLOBAL_CONFIG
dhcp_snooping_port_mode
Use the ip dhcp snooping trust interface
configuration command to configure a
port as trusted for DHCP snooping
purposes. Use the no form of this
command to configure a port as
untrusted.
15
INTERFACE_PORT_LIST
show ip dhcp snooping table
Use the show ip dhcp snooping table
user EXEC command to display the IP
assigned information that is obtained
from DHCP server except for local
VLAN interface IP addresses.
15
EXEC
ip name-server { <ipv4_ucast> | dhcp [ interface
vlan <vlan_id> ] }
Set the DNS server for resolving domain
names
15
GLOBAL_CONFIG
no ip name-server
Stop resolving domain names by
accessing DNS server
15
GLOBAL_CONFIG
show ip name-server
Display the active domain name server
information
0
EXEC
ip dns proxy
Enable DNS proxy service
15
GLOBAL_CONFIG
show version
Use show version to display firmware
information.
0
EXEC
firmware upgrade <word>
Use firmware upgrade to load new
firmware image to the switch.
15
EXEC
firmware swap
Use firmware swap to swap the active
and alternative firmware images.
15
EXEC
show ip http server secure status
Use the show ip http server secure
status privileged EXEC command to
display the secure HTTP web server
status.
15
EXEC
ip http secure-server
Use the ip http secure-server global
configuration command to enable the
secure HTTP web server. Use the no
form of this command to disable the
secure HTTP web server.
15
GLOBAL_CONFIG
