- R2#conf t
- Enter configuration commands, one per line. End with CNTL/Z.
- R2(config)#default int s2/2
- Interface Serial2/2 set to default configuration
- R2(config)#
- R2(config)#interface Serial2/2
- R2(config-if)#
- R2(config-if)# ip address 202.100.33.2 255.255.255.0
- R2(config-if)#
- R2(config-if)# encapsulation ppp
- R2(config-if)#
- R2(config-if)# ppp authentication pap
- R2(config-if)#
- R2(config-if)#end
- R2#
- *Aug 22 17:26:51.895: %SYS-5-CONFIG_I: Configured from console by console
- *Aug 22 17:26:52.160: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial2/2, changed state to down
- R2#
- *Aug 22 17:26:52.163: Se2/2 PPP: Using default call direction
- *Aug 22 17:26:52.163: Se2/2 PPP: Treating connection as a dedicated line
- *Aug 22 17:26:52.163: Se2/2 PPP: Session handle[25000053] Session id[83]
- R2#
- *Aug 22 17:27:06.299: Se2/2 PAP: I AUTH-REQ id 1 len 12 from "aaa"
- *Aug 22 17:27:06.299: Se2/2 PAP: Authenticating peer aaa
- *Aug 22 17:27:06.300: Se2/2 PPP: Sent PAP LOGIN Request
- *Aug 22 17:27:06.300: Se2/2 PPP: Received LOGIN Response PASS
- *Aug 22 17:27:06.307: Se2/2 PAP: O AUTH-ACK id 1 len 5
- *Aug 22 17:27:06.307: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial2/2, changed state to up
- R2#
- *Aug 22 17:27:06.328: IP ARP: sent rep src 202.100.23.3 aabb.cc00.0211,
- dst 202.100.23.3 ffff.ffff.ffff Ethernet1/1
- R2#sh ip route 202.100.23.3
- Routing entry for 202.100.23.3/32
- Known via "connected", distance 0, metric 0 (connected, via interface)
- Routing Descriptor Blocks:
- * directly connected, via Serial2/2
- Route metric is 0, traffic share count is 1
- R2#ping 202.100.23.3
- Type escape sequence to abort.
- Sending 5, 100-byte ICMP Echos to 202.100.23.3, timeout is 2 seconds:
- !!!!!
- Success rate is 100 percent (5/5), round-trip min/avg/max = 10/22/47 ms
- R2#
- R3(config)#interface Serial3/3
- R3(config-if)#
- R3(config-if)# ip address 202.100.23.3 255.255.255.0
- R3(config-if)#
- R3(config-if)# encapsulation ppp
- R3(config-if)#
- R3(config-if)# ppp pap sent-username aaa password bbb
- R3(config-if)#
- R3(config-if)#end
- *Aug 22 17:27:06.270: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial3/3, changed state to down
- *Aug 22 17:27:06.271: Se3/3 PPP: Using default call direction
- *Aug 22 17:27:06.271: Se3/3 PPP: Treating connection as a dedicated line
- *Aug 22 17:27:06.271: Se3/3 PPP: Session handle[EC000010] Session id[16]
- *Aug 22 17:27:06.296: Se3/3 PPP: No authorization without authentication
- *Aug 22 17:27:06.296: Se3/3 PAP: Using hostname from interface PAP
- *Aug 22 17:27:06.296: Se3/3 PAP: Using password from interface PAP
- *Aug 22 17:27:06.296: Se3/3 PAP: O AUTH-REQ id 1 len 12 from "aaa"
- *Aug 22 17:27:06.309: Se3/3 PAP: I AUTH-ACK id 1 len 5
- R3(config-if)#end
- R3#
- *Aug 22 17:27:06.309: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial3/3, changed state to up
- R3#
- *Aug 22 17:27:07.807: %SYS-5-CONFIG_I: Configured from console by console
- R3#
PPP 抓包分析
来源: http://www.bubuko.com/infodetail-2274442.html