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Cisco Broadband Cable Command Reference Guide
OL-1581-07
Chapter 6 Cable CPE Commands
show dhcp
show dhcp
To display the current Dynamic Host Configuration Protocol (DHCP) settings on point-to-point
interfaces, use the
show dhcp
command in privileged EXEC mode.
Cisco uBR904, uBR905, uBR924, uBR925 cable access routers, Cisco CVA122 Cable Voice Adapter
show dhcp
{
lease
|
server
}
Syntax Description
Command Modes
Privileged EXEC
Command History
Usage Guidelines
You can use this command on any point-to-point type of interface that uses DHCP for temporary IP
address allocation.
Examples
The following is typical output from the
show dhcp lease
command:
Router#
show dhcp lease
Temp IP addr: 188.188.1.40 for peer on Interface: cable-modem0
Temp sub net mask: 0.0.0.0
DHCP Lease server: 4.0.0.32, state: 3 Bound
DHCP transaction id: 2431
Lease: 3600 secs, Renewal: 1800 secs, Rebind: 3150 secs
Temp default-gateway addr: 188.188.1.1
Next timer fires after: 00:58:01
Retry count: 0 Client-ID: 0010.7b43.aa01
Router#
Table 6-28
describes the fields shown in the display.
lease
Displays DHCP addresses leased from a server.
server
Displays known DHCP servers.
Release
Modification
11.3(4)NA
This command was introduced for the Cisco uBR904 cable access router.
12.0(4)XI1
Support was added for the Cisco uBR924 cable access router.
12.1(3)XL
Support was added for the Cisco uBR905 cable access router.
12.1(5)XU1
Support was added for the Cisco CVA122 Cable Voice Adapter.
12.2(2)XA
Support was added for the Cisco uBR925 cable access router.
Table 6-28 show dhcp lease Field Descriptions
Field
Description
Temp IP addr
IP address leased from the DHCP server for the cable interface.
Temp subnet mask
Temporary subnet mask assigned to the cable interface.
