5000 Series Layer 2/3 Managed Data Center Switch CLI Reference Guide
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Display the IP helper address configuration on the specified virtual router. If no virtual router is specified,
the configuration of the default router is displayed. The argument
slot/port
corresponds to a physical
routing interface or VLAN routing interface. The keyword
VLAN
is used to specify the VLAN ID of the
routing VLAN directly instead of a
slot/port
format.
show ip helper-address [vrf vrf-name] [{slot/port | vlan 1-4093}]
Parameters
vrf vrf-name
(Optional) Display the Helper IP's list information of a virtual router.
slot/port
(Optional) Enter an interface in slot/port format.
vlan
Enter an interface in VLAN format.
Default
The default is None.
Command Mode
•
Privileged EXEC
•
Virtual Router Config
Example
The following shows example CLI display output for the command.
(Routing)#show ip helper-address
IP helper is enabled
Interface
UDP Port
Discard
Hit Count
Server Address
----------
----------
----------
----------
---------------
0/1
dhcp
No
10
10.100.1.254
10.100.2.254
0/17
any
Yes
2
any
dhcp
No
0
10.200.1.254
Display Parameters
Interface
Relay configuration is applied to packets that arrive on this interface.
This field is set to any for global IP helper entries.
UDP Port
Relay configuration is applied to packets whose destination UDP port is
this port. Entries whose UDP port is identified as any are applied to
packets with the destination UDP ports listed in Table 4.
Discard
If Yes, packets arriving on the given interface with the given destination
UDP port are discarded rather than relayed. Discard entries are used to
override global IP helper address entries which otherwise might apply to
a packet.
Hit Count
Number of times the IP helper function has been used to relay or