On Thu, 2006-10-12 at 10:20 -0400, Jay R. Ashworth wrote: > On Wed, Oct 11, 2006 at 12:07:50PM -0400, Bob Chiodini wrote: > > We had a power failure that took down the internet connection and local > > DNS server. My local Cisco phones could not register (IP addresses are > > hard-coded) and, because of the DNS failure I could not register with my > > SIP provider. I have not had a chance to sort through the logs, but I > > had to reset the Asterisk box, after the DNS server was restored. In my > > case, inbound and outbound PSTN calls (via a TDM11b) were failing. The > > local analog phone rang (on an inbound PSTN call), but did not recognize > > the analog answering machine taking the line off-hook. Once the caller > > hung up, the local (analog) phones would ring again, but no call was > > present, as reported by my wife. > > > > BTW: The Asterisk box is on UPS and did not go down and I do not have > > voicemail enabled for my local extensions. > > As a general rule, if you aren't already, you should have your Linux > box running a local DNS server, to which everything in your net should > be pointed, and that server *should have an authoritative zone for your > local RFC 1918 network number, in both directions*. If it does not, then > those reverse lookups that many programs generate, in trying to log > names for connections instead of numbers, will go to the outside world > before they bounce... > > or they'll time out when your uplink is dead. > > This may be (part of) your problem. > > Cheers, > -- jra
Jay, I agree. My caching nameserver runs on another Linux box in the network, that failed to reboot after yesterdays outage, due to my error. We had another power failure this morning :-( Florida Plunder and Loot strikes again! No adverse affects, this time. Heading to Wally World after work for a couple of UPS units. Bob... _______________________________________________ --Bandwidth and Colocation provided by Easynews.com -- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
