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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Here’s some additional information on mbox fbb 2. This shows the telnet log from the FBB station for connections with JNOS in both directions.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>##### W6XSC (mbox fbb 2) connects outbound to N6RME (FBB) via telnet.<o:p></o:p></p><p class=MsoNormal>#### W6XSC agrees to do B1F. Can it really do FBB compression version 1?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>[PORT 4 (TELNETB) - 8 - W6XSC-0] 20:52 Connect<o:p></o:p></p><p class=MsoNormal>[FBB-7.05f-AB1FHMR$]<o:p></o:p></p><p class=MsoNormal>N6RME Mailbox, QTH Placerville.<o:p></o:p></p><p class=MsoNormal>(2) N6RME BBS><o:p></o:p></p><p class=MsoNormal>[JNOS-2.0j.7v.XSC64.1-B1FHIM$]<o:p></o:p></p><p class=MsoNormal>FF<o:p></o:p></p><p class=MsoNormal>FQ<o:p></o:p></p><p class=MsoNormal>[PORT 4 (TELNETB) - 8 - W6XSC-0] 20:52 Disconnect<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>##### N6RME (FBB) connects inbound to W6XSC (mbox fbb 2) via telnet.<o:p></o:p></p><p class=MsoNormal>##### W6XSC announces it's only capable of BF (FBB compression version 0).<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>[PORT 4 (TELNETB) - 10 - W6XSC-0] 21:01 Connect<o:p></o:p></p><p class=MsoNormal>[JNOS-2.0j.7v.XSC64.1-BFHIM$]<o:p></o:p></p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>[FBB-7.05f-ABFHM$]<o:p></o:p></p><p class=MsoNormal>FA P VE2JOS WW SYSOP 46584_VE2JOS 1114<o:p></o:p></p><p class=MsoNormal>FA P N1URO WW SYSOP 15583_N1URO 776<o:p></o:p></p><p class=MsoNormal>...<o:p></o:p></p><p class=MsoNormal> [PORT 4 (TELNETB) - 10 - W6XSC-0] 21:01 Disconnect<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>As I understand it, W6XSC (JNOS) is making an error.<o:p></o:p></p><p class=MsoNormal>Either it is capable of FBB compression version 0 or version 1.<o:p></o:p></p><p class=MsoNormal>Outbound: If JNOS is only capable of version 0 (SID letters BF), then it should respond with BF, not B1F when connecting outbound.<o:p></o:p></p><p class=MsoNormal>Inbound: If JNOS is indeed capable of version 1 (SID letters B1F), then it should answer incoming connections with B1F, not BF.<o:p></o:p></p><p class=MsoNormal>… At least that’s how I understand it.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Hope that helps.<o:p></o:p></p><p class=MsoNormal>Michael<o:p></o:p></p><p class=MsoNormal>N6MEF<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><div style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt'><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> nos-bbs [mailto:nos-bbs-bounces@tapr.org] <b>On Behalf Of </b>Michael Fox - N6MEF<br><b>Sent:</b> Sunday, April 3, 2016 6:10 PM<br><b>To:</b> TAPR xNOS Mailing List <nos-bbs@tapr.org><br><b>Subject:</b> [nos-bbs] mbox fbb 2 = binary compressed protocol version 0 or 1?<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Working with my FBB forwarding partner today, I’ve been able to confirm that:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>mbox fbb 0 in JNOS is the equivalent of setting “N 0” in the forward.sys file on FBB<o:p></o:p></p><p class=MsoNormal>mbox fbb 1 in JNOS is the equivalent of setting “N 1” in the forward.sys file on FBB<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>But, mbox fbb 2 is still a bit of a puzzle.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>When I connect TO a JNOS machine with mbox fbb 2 set, it answers with SID letters BF (I’m eliminating the others for simplicity).<o:p></o:p></p><p class=MsoNormal>O.K. That tells me that the best JNOS can do is FBB binary compressed protocol version 0. (REF: <a href="http://www.f6fbb.org/protocole.html">http://www.f6fbb.org/protocole.html</a>)<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>When a JNOS with mbox fbb 2 set connects TO another JNOS machine with mbox fbb 2 set, the destination machine answers with SID letters BF and the source machines responds with SID letters BF.<o:p></o:p></p><p class=MsoNormal>O.K. That’s expected. They both have the same maximum capability.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>BUT …<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>When JNOS with mbox fbb 2 set connects to an FBB machine with “N 2” set, the FBB machine answers with SID letters B1F (binary compressed protocol version 1) and then JNOS responds with SID letters B1F. (See FBB log below – session is over telnet).<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Now that doesn’t seem right. If JNOS answers incoming connections with SID letters BF, then supposedly that’s the best it can do. And if that’s the best it can do, then it shouldn’t say it can do more (B1F) when connecting to another machine.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Am I right? If not, please explain. If so, then perhaps this is part of the problem we’ve seen forwarding with FBB?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>BTW, software version is 2.0j.7v.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Michael<o:p></o:p></p><p class=MsoNormal>N6MEF<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>FBB log:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoPlainText>[PORT 4 (TELNETB) - 8 - W6XSC-0] 11:32 Connect<o:p></o:p></p><p class=MsoPlainText>[FBB-7.05f-AB1FHMR$]<o:p></o:p></p><p class=MsoPlainText>N6RME Mailbox, QTH Placerville.<o:p></o:p></p><p class=MsoPlainText>(2) N6RME BBS><o:p></o:p></p><p class=MsoPlainText>[JNOS-2.0j.7v.XSC64.1-B1FHIM$]<o:p></o:p></p><p class=MsoPlainText>FF<o:p></o:p></p><p class=MsoPlainText>FQ<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>[PORT 4 (TELNETB) - 8 - W6XSC-0] 11:32 Disconnect<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>[PORT 4 (TELNETB) - 8 - W6XSC-0] 11:52 Connect<o:p></o:p></p><p class=MsoPlainText>[FBB-7.05f-AB1FHMR$]<o:p></o:p></p><p class=MsoPlainText>N6RME Mailbox, QTH Placerville.<o:p></o:p></p><p class=MsoPlainText>(2) N6RME BBS><o:p></o:p></p><p class=MsoPlainText>[JNOS-2.0j.7v.XSC64.1-B1FHIM$]<o:p></o:p></p><p class=MsoPlainText>FF<o:p></o:p></p><p class=MsoPlainText>FQ<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>[PORT 4 (TELNETB) - 8 - W6XSC-0] 11:52 Disconnect<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>