<HTML><BODY><div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">Dear All,</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">I am running a GSM stack:</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">osmo-stp<br>smo-msc<br>osmo-hlr</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">osmo-bsc</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">osmo-bts-trx</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">osmo-trx-lms</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">It seems that my transmitter is emitting radio-waves into air (osmo-bts-trx and osmo-trx-lms communicate with each other through ports 5702 / 5802 — pls see attached printscreen), however i could not make GSMTAP tracing. Osmo-bts-trx does not send GSMTAP messages to port 4729.</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">In most recent version of osmo-bts, GSMTAP tracing is arranged through config file:</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">bts 0</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">  gsmtap-remote-host 127.0.0.1</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">  gsmtap-sapi ccch</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">I could not run the GSMTAP tracing even in previous verions of osmo-bts where you have to specify in synopsis when you call a program:</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">/usr/bin/osmo-bts-trx -s -c /etc/osmocom/osmo-bts-trx.cfg --gsmtap-ip 127.0.0.1</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">I thought may be i am having some issues in stack components behind osmo-bts for example in osmo-bsc or behind and i tried to run virtual bts.</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">When i tried to run osmo-bts-virtual GSMTAP messages were visible in wireshark (please see attached file osmo-bts-virtual), therefore bts-bsc communication is good.</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">However I still could not figure out why my osmo-bts-trx does not send GSMTAP messages.</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">Or would you advise what log might be helpful to see what i am doing wrong ….</div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px"> </div><div style="-webkit-text-stroke-width:0px; background-color:#ffffff; color:#2c2d2e; font-family:Arial,Tahoma,Verdana,sans-serif; font-size:15px; font-style:normal; font-variant-caps:normal; font-variant-ligatures:normal; font-weight:400; letter-spacing:normal; orphans:2; text-align:start; text-decoration-color:initial; text-decoration-style:initial; text-decoration-thickness:initial; text-indent:0px; text-transform:none; white-space:normal; widows:2; word-spacing:0px">Thank you for your always helpful assistance</div></div><div> </div><div data-signature-widget="container"><div data-signature-widget="content"><div>--<br>Mario Lucas</div></div></div></BODY></HTML>