Re: FXO disconnection problem. FXO directly connected to PSTN an
I had this same problem (but I also had the problem that I couldn't make outbound calls). What eventually fixed both problems was switching the ring and tip wires on the analog line coming into the FXO card. It was an FXO, not an FXO-M1.
Don't know if it will work in your case, but it did the trick for me.
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If you have 2 ISR routers, one acting as Failover, do we need to have both the same number of SRST licenses on the 2 routers?
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