On Sun, Oct 12, 2008 at 11:18:40AM +0100, Gordon Henderson wrote: > On Thu, 9 Oct 2008, Mike wrote: > > I'm guessing this lamp is on an ordinary analogue phone you have? >
Yeah, this is a bog standard 9 quid analogue phone. > > OK. A bit convoluted this as I'm not local to the PBX, but an IAX trunk, > another asterisk and a SIP phone away from it - however I'm looking at > verbose console output on the original asterisk box which has an OpenVox > card (TDM400 clone) so: > > Telewest line <-> TDM <-> Asterisk <-> IAX trunk <-> Asterisk <-> SIP phone > > I call into the site on their Telewest landline from my mobile (O2). My > phone rings, which is to be expected. > > I don't answer it, but hangup my mobile. > > I can't tell if telewest have dropped the line immediately, but from > asterisk point of view, the line stays "open" for about another 2-3 > seconds, then hangs up and asterisk detects it and stops the phone > ringing. As far as I can tell, this is all perfectly normal, and it's what > I see with BT lines too. > > If I answer it, that's fine too. > > If I then hangup the mobile, the (analogue) line hangs up almost > immediately, this is detected almost immediately by asterisk and it clears > down the call. > > So that's more or less what I'm expecting. > > Going the other way: Dialled out from my SIP phone to my mobile - when I > hungup the mobile the call dropped almost instantly and my SIP phone > hungup. > > So again, that's more or less what I expect. > Thanks for doing that. Do you mind showing me your zapata.conf? > > I've heard that Telewest used whatever switch they could get their hands > on at the time when they were building their network, and that different > regions might well have different equipment in the TW exchanges. More > complicated by them buying up the local cable co's (eg. Eurobell in the > Plymouth area where this line is), then being sucked into the ntl: monster > and now virgin media. > Yeah, I gather all the many, small telcos doing cable all eventually merged together. I'm trying to get hold of a Telewest engineer to find out what is going on. Naturally this is proving challenging... > > I'm trying to work out what to expect from the line and see if that is > > consistent with what I am seeing. Once I know what the phone line is > > meant to do, then I can work out if it is doing and what I can do with > > Asterisk to accomodate it. > > Good luck! > > Gordon > Mike. _______________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users