From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lava-net.com (shadwiga.lava-net.com [98.118.96.18]) by speech.braille.uwo.ca (Postfix) with ESMTP id 43997C1A102 for ; Sat, 29 Jan 2011 11:58:58 -0500 (EST) Received: by lava-net.com (Postfix, from userid 1020) id 4E070440001; Sat, 29 Jan 2011 11:56:18 -0500 (EST) Date: Sat, 29 Jan 2011 11:56:17 -0500 From: Igor Gueths To: "Speakup is a screen review system for Linux." Subject: Re: OT: Twinkle cli Message-ID: <20110129165617.GB727@lava-net.com> References: <20110125223252.GA32447@lava-net.com> <20110126174052.GB19898@lava-net.com> <20110128174140.GA27949@lava-net.com> <20110128184414.GA7570@lava-net.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-lava-net-MailScanner-Information: Please contact the ISP for more information X-MailScanner-ID: 4E070440001.75AA1 X-lava-net-MailScanner: Found to be clean X-lava-net-MailScanner-SpamCheck: not spam, SpamAssassin (not cached, score=-0.001, required 4, NO_RELAYS -0.00) X-lava-net-MailScanner-From: igueths@lava-net.com X-Spam-Status: No X-BeenThere: speakup@braille.uwo.ca X-Mailman-Version: 2.1.13 Precedence: list Reply-To: "Speakup is a screen review system for Linux." List-Id: "Speakup is a screen review system for Linux." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 29 Jan 2011 16:58:58 -0000 Hello Derek and all. Most likely that 502 error is due to a proxy issue, in that it is timing requests out for some reason, hence the busy signal. https://secure.wikimedia.org/wikipedia/en/wiki/SIP_Responses for a nice reference of SIP protocol responses. Hope this helps. On Sat, Jan 29, 2011 at 06:56:16AM -0500, Kirk Reiser wrote: > Hello Derek: I am not familiar with sflphone but I have two questions > which may sound pretty silly so please be tolerant: is the port the > package is using set to 5060? Do you have to specify a protocol > string with that client such as sip:3000@linux-speakup.org? What you > did should have worked so I'm a tad confused. If you've already > checked those angles possibly give us some more info about your > client. > > On Fri, 28 Jan 2011, Derek Roberts wrote: > > >Hi, > > > >I'm trying to call 3000@linux-speakup.org with sflphone, but it says > >502 - Bad Gateway and gives a busy signal. What's up? > > > >Thanks. > > > >On 1/28/11, Igor Gueths wrote: > >>Well, in SIP, the thing you really have to worry about most is the IP > >>information that is contained within the packet's payload itself, since that > >>is > >>really the deciding factor in call negotiation. Basically what would happen > >>in > >>these nstances is that in Twinkle's twinkle.log file, I'd see packets going > >>from > >>my laptop (192.168.1.44), back to 192.168.1.44 even though my Asterisk I was > >>trying to reach is at 192.168.1.43. For this reason, even though at the > >>Twinkle > >>CLI I'd type call sip:300@192.168.1.43 (a test extension I have here), I > >>just > >>get put back at a "twinkle>" prompt with no discernible activity occurring > >>at > >>the console. > >>On Fri, Jan 28, 2011 at 01:33:27PM -0500, Kitty Litter wrote: > >>>I am trying to learn more about the sip protocol and started using > >>>tcpdump. Could you tell me what options you use? It isn't alwalys > >>>clear to me the source and destination of the packets, I use -A and > >>>-t and -c count. > >>> > >>>_______________________________________________ > >>>Speakup mailing list > >>>Speakup@braille.uwo.ca > >>>http://speech.braille.uwo.ca/mailman/listinfo/speakup > >>> > >>>-- > >>>This message has been scanned for viruses and > >>>dangerous content by MailScanner, and is > >>>believed to be clean. > >>> > >> > >>-- > >>Igor > >> > >>-- > >>This message has been scanned for viruses and > >>dangerous content by MailScanner, and is > >>believed to be clean. > >> > >>_______________________________________________ > >>Speakup mailing list > >>Speakup@braille.uwo.ca > >>http://speech.braille.uwo.ca/mailman/listinfo/speakup > >> > >_______________________________________________ > >Speakup mailing list > >Speakup@braille.uwo.ca > >http://speech.braille.uwo.ca/mailman/listinfo/speakup > > > > -- > Kirk Reiser The Computer Braille Facility > e-mail: kirk@braille.uwo.ca University of Western Ontario > phone: (519) 661-3061 > _______________________________________________ > Speakup mailing list > Speakup@braille.uwo.ca > http://speech.braille.uwo.ca/mailman/listinfo/speakup > > -- > This message has been scanned for viruses and > dangerous content by MailScanner, and is > believed to be clean. > -- Igor -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.