KB.15.15

Displays the IP helper addresses of DHCP servers configured for all static VLANS

in the switch or on a specified VLAN, regardless of whether the DHCP relay feature

is enabled. The vlan vlan-id parameter specifies a VLAN ID number.

Example

The following command lists the currently configured IP Helper addresses for VLAN

Example 129 Displaying IP helper addresses

HP Switch(config)# show ip helper-address vlan 1

IP Helper Addresses

IP Helper Address

-----------------

10.28.227.97

10.29.227.53

Viewing the hop count setting

To verify the current setting for increasing the hop count in DHCP requests, enter the show

dhcp-relay command. The current setting is displayed next to DHCP Request Hop Count

Increment.

Example 130 Displaying hop count status

HP Switch# show dhcp-relay

Status and Counters - DHCP Relay Agent

DHCP Relay Agent Enabled : Yes

DHCP Request Hop Count Increment: Disabled

Option 82 Handle Policy : Replace

Remote ID : MAC Address

Client Requests Server Responses

Valid Dropped Valid Dropped

-------- --------- -------- ---------

1425 2 1425 0

Viewing the MAC address for a routing switch

To view the MAC address for a given routing switch, execute the show

system-information command in the CLI.

232 Dynamic Host Configuration Protocol