About Nandy007

Nandy007 · 02-16-2020

Please help me, I encountered an issue Serial is up line protocol is down (disabled) in R-1 router. Router 1 config:- R-1#sh runBuilding configuration... Current configuration : 867 bytes!version 15.1no service timestamps log datetime msecno service ...

Nandy007 · 02-16-2020

My issue was resolved as I havent set up keep alive in DCE serial interface. After setup line protocol is up..

Nandy007 · 02-16-2020

Thanks so much it helped me lot.... I looked only for protocol mismatch and don't know about keep alive... after set up keep alive i am able to see line protocol up..

Member Since	‎02-15-2020 11:52 PM
Date Last Visited	‎02-19-2020 10:17 AM
Posts	3

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Packet tracer: Serial is up Line protocol is down (disabled)

Re: Packet tracer: Serial is up Line protocol is down (disabled)

Re: On a serial interface like