Cisco ASR 9000 Series Command Reference Manual page 414

show ppp interfaces (BNG)
Table 26: show ppp interfaces Field Descriptions
Field
Ack-Rcvd
Ack-Sent
Authentication
Closed
Closing
Initial
Cisco ASR 9000 Series Aggregation Services Router Broadband Network Gateway Command Reference,
Release 5.2.x
400
Description
Configuration acknowledgemt was received; waiting
for peer to send configuration request.
Configuration acknowledgemt was sent; waiting for
peer to respond to configuration request.
Type of user authentication configured on the local
equipment and on the peer equipment. Possible PPP
authentication protocols are Challenge Handshake
Authentication Protocol (CHAP), MS-CHAP, and
Password Authentication Protocol (PAP).
Lower layer is up, but this layer is not required.
Shutting down due to local change.
Connection is idle.
BNG PPP Commands