Nortel Networks 8000 - Manual (Page 179)

Nortel Secure Router 8000 Series
Configuration -WAN Access 6 PPP and MP configuration
# Configure an IP address for POS 1/0/0 and configure the link-layer encapsulation protocol
as PPP.
[RouterA] interface pos 1/0/0
[RouterA-Pos1/0/0] ip address 10.110.0.1 255.255.255.0
[RouterA-Pos1/0/0] link-protocol ppp
# Configure the username of Router A used in its authentication by Router B in the CHAP
mode.
[RouterA-Pos1/0/0] ppp chap user rta
# Configure the authentication in CHAP mode.
[RouterA-Pos1/0/0] ppp authentication-mode chap
[RouterA-Pos1/0/0] shutdown
[RouterA-Pos1/0/0] undo shutdown
Step 2 Configure Router B.
# Add the username of Router A and the local password to the local user list of Router B.
<RouterB> system-view
[RouterB] aaa
[RouterB-aaa] local-user rta password simple hello
[RouterB-aaa] quit
# Configure an IP address for POS 1/0/0 and configure the link-layer encapsulation protocol
as PPP.
[RouterB] interface pos 1/0/0
[RouterB-Pos1/0/0] ip address 10.110.0.2 255.255.255.0
[RouterB-Pos1/0/0] link-protocol ppp
# Configure the user name of Router B used in its authentication by Router A in the CHAP
mode.
[RouterB-Pos1/0/0] ppp chap user rtb
# Configure the authentication in CHAP mode.
[RouterB-Pos1/0/0]
[RouterB-Pos1/0/0]
[RouterB-Pos1/0/0]
ppp authentication-mode chap
shutdown
undo shutdown
Step 3 Verify the configuration.
Run the display interface command on every router to view the LCP state is LCP opened.
[RouterA] display interface pos 1/0/0
Pos1/0/0 current state : UP
Line protocol current state : UP
Description : NORTEL, Nortel Series, Pos1/0/0 Interface
The Maximum Transmit Unit is 1500 bytes, Hold timer is 10(sec)
Internet Address is 10.110.0.1/24
Link layer protocol is PPP
LCP opened, IPCP opened
Output queue
Output queue
Output queue
Interface is V35
(Urgent queue : Size/Length/Discards) 0/50/0
(Protocol queue : Size/Length/Discards) 0/1000/0
(FIFO queuing : Size/Length/Discards) 0/75/0
Issue 5.3 (30 March 2009) Nortel Networks Inc. 6-53