Encap (Pvc) - Cisco ASR 9000 Series Command Reference Manual

Frame Relay Commands on the Cisco ASR 9000 Series Router

encap (PVC)

To change the encapsulation for a Frame Relay permanent virtual circuit (PVC), use the encap command in
Frame Relay PVC configuration mode. To restore default encapsulation from the Frame Relay main interface,
use the no form of this command.
encap {cisco| ietf}
no encap {cisco| ietf}
Syntax Description
cisco
ietf
Command Default
The default encapsulation keyword is Cisco.
When this command is not configured, encapsulation is inherited from the Frame Relay main interface.
Command Modes
Frame Relay PVC configuration (config-fr-vc)
Command History
Release
Release 4.0.0
Usage Guidelines
Use the encap command to configure encapsulation for a Frame Relay PVC. If this command is not configured,
encapsulation is inherited from the Frame Relay subinterface.
This command is available on Packet-over-SONET/SDH (POS), serial, and multilink interfaces.
Task ID
Task ID
fr
(Optional) Uses Cisco encapsulation, which is a 4-byte header, with 2 bytes to identify the
data-link connection identifier (DLCI) and 2 bytes to identify the packet type.
(Optional) Sets the encapsulation method to comply with the Internet Engineering Task Force
(IETF) standard (RFC 1490). Use this keyword when connecting to equipment that belongs
to a vendor other than Cisco across a Frame Relay network.
Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Command Reference,
Modification
This command was introduced.
Operations
read, write
encap (PVC)
Release 5.3.x
427