crsctl discover dhcp

Use the crsctl discover dhcp command to send DHCP discover packets on the network at the specified port. If DHCP servers are present on the network, then they respond to the discovery message and the command succeeds.

Syntax

crsctl discover dhcp -clientid clientid [-port port]

Parameters

Table E-35 crsctl discover dhcp Command Parameters

Parameter Description 
-clientid clientid

Specify the client ID for which you want to attempt discovery. Obtain the client ID by running the crsctl get clientid dhcp command.

 
-port port

The port to which CRSCTL sends the discovery packets.

Usage Notes

You must run this command as root

Example

The crsctl discover dhcp command returns output similar to the following:

# crsctl discover dhcp -clientid stmjk0462clr-stmjk01-vip

CRS-10009: DHCP server returned server: 192.168.53.232,
 loan address : 192.168.29.221/255.255.252.0, lease time: 43200