PPP配置认证
实践报告：如图
Router>en
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#host RA
RA(config)#int f0/0
RA(config-if)#ip add 192.168.1.1 255.255.255.0
RA(config-if)#no shut
%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
RA(config-if)#int s0/0/0
RA(config-if)#ip add 192.168.2.1 255.255.255.0
RA(config-if)#no shut
%LINK-5-CHANGED: Interface Serial0/0/0, changed state to down
RA(config-if)#clock rate 64000
RA(config-if)#no shut
RA(config-if)#
%LINK-5-CHANGED: Interface Serial0/0/0, changed state to up
RA>
RA>
RA>en
RA#conf t
Enter configuration commands, one per line. End with CNTL/Z. RA(config)#rout
RA(config)#router e
RA(config)#router eigrp 100
RA(config-router)#net 192.168.1.0
RA(config-router)#
RA(config-router)#net 192.168.2.0
RA(config-router)#
RA(config-router)#exit
RA(config)#user
RA(config)#username RB pass cisco
RA(config)#int s0/0/0
RB(config-if)#encapsulation ppp
RA(config-if)#ppp authentication chap
Must set encapsulation to PPP before using PPP subcommands
RA(config-if)#exit
RA(config)#exit
RB>
RB>en
RB#conf t
Enter configuration commands, one per line. End with CNTL/Z. RB(config)#int f0/0
RB(config-if)#ip add 192.168.3.1 255.255.255.0
RB(config-if)#no shut
RB(config-if)#int s0/0/1
RB(config-if)#ip add 192.168.4.1 255.255.255.0
RB(config-if)#no shut
%LINK-5-CHANGED: Interface Serial0/0/1, changed state to down RB(config-if)#clock rate 64000
RB(config-if)#no shut
RB(config-if)#
RB(config-if)#
RB(config-if)#int s0/0/0
RB(config-if)#ip add 192.168.2.2 255.255.255.0
RB(config-if)#no shut
RB(config-if)#exit
RB(config)#router eig
RB(config)#router eigrp 100
RB(config-router)#net 192.168.2.0
RB(config-router)#
RB(config-router)#
RB(config-router)#net 192.168.3.0
RB(config-router)#
RB(config-router)#net 192.168.4.0
RB(config-router)#
RB>
RB>en
RB#conf t
RB(config)#username RA pass cisco
RB(config)#int s0/0/0
RB(config-if)#encapsulation ppp
RB(config-if)#ppp authentication chap
Must set encapsulation to PPP before using PPP subcommands
RC
RC (config)#int f0/0
RC(config-if)#ip add 192.168.5.1 255.255.255.0
RC(config-if)#no shut
%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
RC(config-if)#int s0/0/1
RC(config-if)#ip add 192.168.4.2 255.255.255.0
RC(config-if)#no shut
%LINK-5-CHANGED: Interface Serial0/0/1, changed state to up
RC(config-if)#
%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0/1, changed state to up
RC(config-if)#exit
RC(config)#router e
RC(config)#router eigrp 100
RC(config-router)#net 192.168.4.0
RC(config-router)#
%DUAL-5-NBRCHANGE: IP-EIGRP 100: Neighbor 192.168.4.1 (Serial0/0/1) is up: new adjacency
RC(config-router)#
RC(config-router)#net 192.168.5.0
结果：
认证之后：
：
认证之前：