急急急在线等!!Serial1/7 is up, line protocol is down

zlj306

jl2206#show protocol
Global values:
  Internet Protocol routing is enabled
Ethernet0/0 is up, line protocol is up
  Internet address is 26.97.32.126/24
Serial1/0 is up, line protocol is down
Serial1/0.1 is up, line protocol is down
  Internet address is 10.48.73.49/24
Serial1/1 is up, line protocol is up
  Internet address is 10.48.60.1/24
Serial1/2 is up, line protocol is up
  Internet address is 10.48.61.1/24
Serial1/3 is up, line protocol is up
  Internet address is 10.48.62.1/24
Serial1/4 is up, line protocol is up
  Internet address is 10.48.63.1/24
Serial1/5 is up, line protocol is up
  Internet address is 10.48.64.1/24
Serial1/6 is administratively down, line protocol is down
Serial1/7 is up, line protocol is down
  Internet address is 10.48.75.22/30

yuhaitaounix

s1/7上封装的什么协议啊 show int s1/7看一下

zlj306

erial1/7 is up, line protocol is down
  Hardware is CD2430 in sync mode
  Description: link to shenggongsi
  Internet address is 10.48.75.22/30
  MTU 1500 bytes, BW 128 Kbit, DLY 20000 usec,
     reliability 255/255, txload 1/255, rxload 1/255
  Encapsulation PPP, loopback not set, keepalive set (10 sec)
  LCP Listen
  Closed: IPCP, CDPCP
  Last input 00:00:03, output 00:00:03, output hang never
  Last clearing of "show interface" counters never
  Input queue: 0/75/0 (size/max/drops); Total output drops: 0
  Queueing strategy: weighted fair
  Output queue: 0/1000/64/0 (size/max total/threshold/drops)
     Conversations  0/1/256 (active/max active/max total)
     Reserved Conversations 0/0 (allocated/max allocated)
  5 minute input rate 0 bits/sec, 0 packets/sec
  5 minute output rate 0 bits/sec, 0 packets/sec
     869 packets input, 12166 bytes, 0 no buffer
     Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
     0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
     1783 packets output, 24972 bytes, 0 underruns
     0 output errors, 0 collisions, 224 interface resets
--More--

fzgang

PPP加认证了吗？
会不会主机名和密码不对？
Router的Line Protocol Down如果不是线路问题，那原因一般是双方的配置没做好。
可以先测一下线路，没问题再找设备的原因。

yuhaitaounix

同意 先查线路 然后看一下IP有没有冲突 还有两边封装的都是PPP吗 还有对端的接口状态是两个UP吗

liangdian007

哥们，你是哪个公司？我怎么觉得你的IP很熟悉呀！

yuhaitaounix

你在问谁 你又在哪家公司呢

zlj306

原帖由 "fzgang" 发表：
PPP加认证了吗？
会不会主机名和密码不对？
Router的Line Protocol Down如果不是线路问题，那原因一般是双方的配置没做好。
可以先测一下线路，没问题再找设备的原因。

   


配置原来一直都好用,,,都用半年了,肯定不是配置的问题

zlj306

[quote]原帖由 "liangdian007"]哥们，你是哪个公司？我怎么觉得你的IP很熟悉呀！[/quote 发表：
     


你是保险的吗,

zlj306

告诉大家,我的配置一直好用,,不是新配的,,,上周五突然就不好用了,