Users Guide

Supported Modes All Modes
Default None
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.4(0.0) Supported on the FN I/O Aggregator.
9.2(0.0) Supported on the M I/O Aggregator.
Usage Information
When you enter the release dhcp command, although the IP address that was dynamically-acquired from a
DHCP server is released from an interface, the ability to acquire a new DHCP server-assigned address remains in
the running conguration for the interface. To acquire a new IP address, enter either the renew dhcp command
at the EXEC privilege level or the
ip address dhcp command at the interface conguration level.
renew dhcp interface
Re-acquire a dynamic IP address on an Ethernet interface enabled as a DHCP client.
Syntax
renew dhcp interface type slot/port}
Parameters
interface type slot/
port
Enter any of the following keywords and slot/port or number to clear counters from a
specied interface:
• For the management interface on the stack-unit, enter the keyword
managementethernet followed by slot/port information. The slot and port range is
0.
• For a VLAN, enter the keyword vlan followed by a number from 1 to 4094.
Command Modes EXEC Privilege
Supported Modes All Modes
Default None.
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.4(0.0) Supported on the FN I/O Aggregator.
8.3.17.0 Supported on the M I/O Aggregator.
Usage information
The renew dhcp command is used to renew the lease of IP address obtained through dhcp.
To display the currently congure dynamic IP address and lease time, enter the show ip dhcp lease
command.
454 Dynamic Host Conguration Protocol