# hdlc keepalive

#### Syntax

hdlc keepalive [ seconds ]

no hdlc keepalive

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Specifies a keepalive value. The keepalive mechanism tracks the health of the connection. The no version turns off the keepalive feature.

#### Options

- seconds—Keepalive timeout period in the range 0–6553 seconds; default value is 10. A value of zero (0) turns off the keepalive feature.

#### Mode

Interface Configuration, Subinterface Configuration