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Sandi Suhendro djks74 at gmail.com+ country code using osmo-sip-connector is fine with asterisk pbx for osmocom stacks for me. regards, Sandi / DUO On Wed, Jan 2, 2019, 19:47 Max <msuraev at sysmocom.de wrote: > Hi. > > Thanks for write-up. > > Comments are inline below, here's another (unrelated) issue observed > during 35c3: https://osmocom.org/issues/3741 > > 02.01.19 13:11, Keith пишет: > > 1) SIP Connector handling of TON GSM340_TYPE_INTERNATIONAL > > > > Apparently at least one person was frustrated at the congress by not > > being able to call out using the numbers stored in their GSM handset > > using the form +CountryCode. > > > > As we know this appears at Call Control with TON intl, which sip > > connector then prefixes with '+' before sending to SIP > > > > The reason for lack of service at ccc was that the Yate pbx does not > > support this number scheme and needed the 00 prefix. > > The *+12345... format is defined in **ITU-T E.123 so the lack of support > for this format looks like a bug in Yate.* > > *What about 00 prefix? Unless it's defined in some spec, I don't think > it make sense to introduce options just to work around bug in particular > PBX. > * > > > 2) 3G data instabilities > > > > ( Just a quick observation note, no pcap! ) > > > > I happened to notice that pinging a 3G handset from the network side > > (default ping: 1 sec internal, 64 ICMP bytes) keeps the connection > > "alive" and using 3G data is then a pleasant experience, IM, email, > > browsing, SIP call all working nicely. peak max download speed of 16Mbps > > was reported at one time by m.speedof.me > > > > However, stopping the ping results in loss of data conex within a few > > seconds, and the behaviour from users point of view is then strikingly > > similar to what's observed on 2G; and I am more or less convinced has to > > do with the unknown Timing Advance issues in the PCU. > > Is there bug for this already? If both 2G and 3G have similar issues in > the absence of MT traffic than there might be something wrong in the > core components (SGSN/GGSN?). > > -- > - Max Suraev <msuraev at sysmocom.de> http://www.sysmocom.de/ > ======================================================================= > * sysmocom - systems for mobile communications GmbH > * Alt-Moabit 93 > * 10559 Berlin, Germany > * Sitz / Registered office: Berlin, HRB 134158 B > * Geschaeftsfuehrer / Managing Directors: Harald Welte > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/openbsc/attachments/20190102/166cf947/attachment.htm>