I have an issue with disconnection on FXO port. If I call and someone answers and both of us hang up at the same time then the call is disconnected but if the call is answered by an answering machine, the FXO will not disconnect the call for few minutes.
A loop start phone line normally has no disconnect supervison, so your router does not know when the caller hangs up. Not a problem with a person on each end, but machines are not so smart. Here is a good doc on the issue that explains the options for fixing it. With most telco switches converting to ground start is your best choice, but you will need to ask.
Introduction: The "external-out enable" command is available for
configuration under the "router ospf process" in case of the IOS-XR
operating system. This command basically enables advertisement of
intra-area routes on the device as external routes in th...
IntroductionIn this article we'll discuss how to troubleshoot packet
loss in the asr9000 and specifically understanding the NP drop counters,
what they mean and what you can do to mitigate them. This document will
be an ongoing effort to improve troublesh...