fuxizuoye

 

2 配ip接口

3 联通公网斯旺

4 认证

 

5  chap认证

 

6 hdlc的封装

R3]int s4/0/0
[R3-Serial4/0/0]link    
[R3-Serial4/0/0]link-protocol ?
  fr    Select FR as line protocol
  hdlc  Enable HDLC protocol
  lapb  LAPB(X.25 level 2 protocol)
  ppp   Point-to-Point protocol 
  sdlc  SDLC(Synchronous Data Line Control) protocol 
  x25   X.25 protocol
[R3-Serial4/0/0]link-protocol hdlc

[R5-Serial3/0/1]int s4/0/0
[R5-Serial4/0/0]link    
[R5-Serial4/0/0]link-protocol hdlc

7 构建mgre环境