PPP: Missed 5 keepalives

[mforthman]

I have a customer complaining that his DSL line is getting disconnected at times. I need a procedure to troubleshoot these disconnects. I verified that there are no PPP timers expiring to cause these disconnects. Here are the PPP debugs;

Aug 28 04:51:56.253 EST: Vi3 PPP: Missed 5 keepalives, taking LCP down

Aug 28 04:51:56.253 EST: Vi3 PPP: Sending Acct Event[Down] id[2A7]

Aug 28 04:51:56.253 EST: Vi3 LCP: State is Closed

Aug 28 04:51:56.253 EST: Vi3 PPP: Phase is DOWN

[barzog]

Check the lower level. I.e. DSL line itself. When we encountered the same situation, than after some investigation we found that client DSL line was flapping.