keepalives

Syntax

keepalives <interval seconds> <down-count number> <up-count number>;

Hierarchy Level

[edit interfaces interface-name]

Description

Enable the sending of keepalives on a physical interface configured with PPP, Frame Relay, or Cisco HDLC encapsulation.

Default

Sending of keepalives is enabled by default. The default keepalive interval is 10 seconds for PPP, Frame Relay, or Cisco HDLC. The default down-count is 3 and the default up-count is 1 for PPP or Cisco HDLC.

Options

down-count number—The number of keepalive packets a destination must fail to receive before the network takes down a link.
Range: 1 through 255
Default: 3

interval seconds—The time in seconds between successive keepalive requests.
Range: 1 through 32767 seconds
Default: 10 seconds

up-count number—The number of keepalive packets a destination must receive to change a link's status from down to up.
Range: 1 through 255
Default: 1

Usage Guidelines

See Configure Keepalives or page "Configure Frame Relay Keepalives".

Required Privilege Level

interface—To view this statement in the configuration.
interface-control—To add this statement to the configuration.