Hi Paul, 2007/11/23, Paul Hayes <[EMAIL PROTECTED]>: > > Robert Lister wrote: > > Hello, > > > > I think I have encountered an odd bug in Siemens C460 IP/dect handsets, > > which is a bit annoying, and I'm not (yet) sure how to get round it > without > > lots of hacks. > > > > Basically, on all external incoming calls, we set: > > > > exten => s,n,SIPAddHeader(Alert-Info: Bellcore-dr2) > > > > This causes handsets (i.e. Cisco 7960 / Grandstream / aastra) to set a > > different ring cadence so to differentiate between external and internal > > calls. > > > > Other handsets that do not support Alert-Info: just ignore the presence > > of this header. > > > > When this header is set in a call to the C460 IP, it does not alert, in > fact > > it does not respond to any INVITE requests; asterisk just retries the > > requests a few times and then gives up. > > > > Anyone able to reproduce? I have firmware version 010700000000 / 041.00 > > > > I suppose as a workaround I could add an astDB entry for these > extensions, > > and a bit of logic in the dialplan to tell asterisk not to add the > header > > for extensions that have that flag set. > > > > > > Regards, > > > > > > > > Rob > > > > > > I can replicate this behaviour too using an S450IP when an Alert-Info > header is present. I have reported the issue to Siemens so hopefully > this will be fixed in a firmware update in the near future. > > cheers, > Paul. > > _______________________________________________ > --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 >
Could you get from Siemens some kind of commitment to fully support Alert-Info or at least, to ignore Alert-Info data in incoming INVITEs ? Regards
_______________________________________________ --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
