Wan protocol settings (1)

I. HDLC
HDLC is the default protocol used by CISCO routers. You do not need to set the WAN protocol when using a new router in the HDLC environment.
1. Related commands
Port Settings
Set HDLC encapsulation hdlc
Set DCE line speed
Clockrate speed

2. Example
　
Router1:
Interface Serial0
-- Ip address 192.200.10.1 255.255.255.0
-- Clockrate 1000000
Router2:
-- Interface Serial0
-- Ip address 192.200.10.2 255.255.255.0

Ii. X.25
1. Related commands
Port Settings
Set X.25 encapsulation x25 [dce]
Set X.121 address x25 address x.121-address
Configure remote site address ing x25 map ip address x.121-address

2. Example
　
Router1:
Interface Serial0
-- Encapsulation x25
-- Ip address 192.200.10.1 255.255.255.0
-- X25 address 110101
-- X25 map ip 192.200.10.2 110102
Router2:
Interface Serial0
-- Encapsulation x25
-- Ip address 192.200.10.2 255.255.255.0
-- X25 address 110102
-- X25 map ip 192.200.10.1 110101

Iii. Frame Relay

1. Related commands
Port Settings
Set FR encapsulation frame-relay
Set the fr lms type
Set frame-relay lbm-type {ansi | cisco | q933a} for the sub-port}
Set fr dlci No. frame-relay interface-dlci [broadcast]

2. Example
　
Router1:
Interface Serial0
-- Encapsulation frame-relay
-- Frame-relay lm-type ansi
Interface Serial0.16 point-to-point
-- Ip address 192.200.10.1 255.255.255.0
-- Frame-relay interfac dlci 16
Router2:
Interfacte Serial0
-- Encapsulation frame-relay
-- Frame-relay lm-type ansi
Interface Serial0.17 point-to-point
-- Ip address 192.200.10.2 255.255.255.0
-- Frame-relay interface-dlci 17