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2811 - HWIC-8A-problem

Hello!

I have router with HWIC-8A . it's very strange HWIC. One Part async interface have DSR=up without any attached cables and modem, other part have all signal DOWN. All Async lines not config.

Async0/3/0 is down, line protocol is down

Hardware is HWIC-Serial

...

DCD=down DSR=down DTR=down RTS=down CTS=down

Async0/3/1 is down, line protocol is down

...

DCD=down DSR=up DTR=down RTS=down CTS=down

Async0/3/2 is down, line protocol is down

...

DCD=down DSR=down DTR=down RTS=down CTS=down

Async0/3/3 is down, line protocol is down

...

DCD=down DSR=up DTR=down RTS=down CTS=down

Async0/3/4 is down, line protocol is down

...

DCD=down DSR=down DTR=down RTS=down CTS=down

Async0/3/5 is down, line protocol is down

...

DCD=down DSR=up DTR=down RTS=down CTS=down

Async0/3/6 is down, line protocol is down

...

DCD=down DSR=down DTR=down RTS=down CTS=down

Async0/3/7 is down, line protocol is down

...

DCD=down DSR=up DTR=down RTS=down CTS=down

Anybody have any ideas , why DSR=up ?

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