Usage Guidelines
There are seven possible PPP states applicable for either the Link Control Protocol (LCP) or the Network
Control Protocol (NCP).
The command output displays a summary of the interface as it is in the PPP Interface Descriptor Block (IDB).
The output includes the following information (where applicable):
•
Interface state
•
Line protocol state
•
Link Control Protocol (LCP) state
•
Network Control Protocol (NCP) state
•
Multilink PPP state
•
Multilink PPP configuration
•
Keepalive configuration
•
Authentication configuration
•
Negotiated MRUs
•
Negotiated IP addresses
This command can display information for a single interface, all interfaces on a specified node, or all interfaces
on the router.
Task ID
Operations
Task ID
read
ppp
Examples
This example shows how to display PPP state information for a POS interface:
RP/0/RSP0/CPU0:router#
show ppp interface POS 0/2/0/3
POS0/2/0/3 is up, line protocol is up
LCP: Open
Keepalives enabled (10 sec)
Local MRU: 4470 bytes
Peer
MRU: 4470 bytes
Authentication
Of Us:
CHAP (Completed as 'test-user')
Of Peer:
PAP (Completed as 'peer-user')
CDPCP: Listen
IPCP: Open
Local IPv4 address: 55.0.0.1
Peer IPv4 address:
55.0.0.2
Peer DNS Primary:
55.0.0.254
Peer DNS Secondary: 155.0.0.254
IPV6CP: Open
Local IPv6 address: fe80::3531:35ff:fe55:5747/128
Peer IPv6 address:
fe80::3531:35ff:fe55:4213/128
MPLSCP: Stopped
Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Command Reference,
Release 5.3.x
758
PPP Commands onthe Cisco ASR 9000 Series Router
show ppp interfaces