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New Member

1720 Interface Problem

We have 1720 box that have One wic card with two serial inerface on that. Problem >>> when i connect v35 cable to s0 interface. link dosent work

but when i connect the same cable to s1 it workes fine, Once wic interface card has been replaced.

version running is 12.2

with regards

Manish Young

2 REPLIES
Silver

Re: 1720 Interface Problem

Manish can you paste in your config ? When you say it does not work what is the status of s0 ? up down , down down ?

New Member

Re: 1720 Interface Problem

Hi deilert,

this is the error which we get

>>>>>00:10:39: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0, changed state

to down....!>>>>

and the status of interface becomes :Serial0 is up, Line protocol is Down

Show run>>>

interface FastEthernet0

ip address dhcp

speed auto

!

interface Serial0

ip address 192.168.100.1 255.255.255.0

encap hdlc

no shut

interface Serial1

no ip address

!

ip classless

ip route 192.168.1.0 255.255.255.0 192.168.100.2 permanent

no ip http server

!

if you need more info , let me know

regards

Manish Young

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