SIP Blog - Page 2
SIP Number Portability Parameters
Posted: September 18, 2009 The SIP protocol as defined by RFC 3261 makes no provision for conveying much of the information associated with a call on SS7 networks. In particular information about Local Number Portability is not included. RFC 4694 – Number…
Read More »SIP Phone Service Providers in Saudi Arabia
Posted: April 23, 2009 This is a list of SIP Phone Service Providers in Saudi Arabia. Net2Phone Net2Phone offers high quality, low cost SIP Trunking and Business VoIP Solutions – no charge per channel, no contracts, pay only for the minutes you…
Read More »miTester for SIP
Posted: March 4, 2009 SourceForge url – https://mitesterforsip.sourceforge.net/ Project Summary miTester for SIP is an automated SIP testing tool designed and developed to take care of the complex pre-deployment testing of SIP applications easily. This SIP testing tool can be used to…
Read More »Asterisk sip directrtpsetup
Posted: September 13, 2008 Version Introduced in Asterisk 1.4 Description directrtpsetup=yes is similar to directmedia=, except the audio is redirected in the initial INVITEs rather than reinviting the media a few RTP packets in. Note: canreinvite= was renamed to directmedia= in Asterisk…
Read More »About OpenSIPS
Posted: August 4, 2008 OpenSIPS (Open SIP Server) (former OpenSER) is an Open Source SIP proxy/server for voice, video, IM, presence, and any other SIP extensions. OpenSIPS is a multi-functional, multi-purpose signaling SIP server – it can act as SIP Router/Switch, SIP…
Read More »Kamailio
Posted: July 28, 2008 Page Contents About Kamailio (OpenSER) SIP Server project Kamailio World Conference Social media Web links Blog feeds Kamailio Headlines 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 Release Series Download Features Documentation Project Resources Deploying Kamailio…
Read More »SIP Phone Service Providers in Philippines
Posted: May 15, 2008 This is a list of SIP Phone Service Providers in the Philippines ALTOTELECOM UNLIMITED SIP TRUNKING AltoTelecom is a VoIP provider that offers SIP Trunking services for Call Centers, hotels, small and large business using a PBX or…
Read More »SIP Phone Service Providers in Canada
Posted: May 15, 2008 This is a list of SIP Phone Service Providers in Canada. Also check out VoIP Providers Canada to see VoIP service providers in Canada. ALTOTELECOM UNLIMITED SIP TRUNK CANADA – AltoTelecom is a VoIP provider that offers SIP…
Read More »Use a second internet connection for SIP
Posted: April 23, 2008 Situation: Asterisk is running on a box which is internet router for a LAN and has two internet connections. Assume that the default gateway sits on the first internet connection. Goal: To use the first internet connection for…
Read More »Routers SIP ALG
Posted: February 9, 2008 Introduction Many of today’s commercial routers implement SIP ALG (Application-level gateway), coming with this feature enabled by default. While ALG could help in solving NAT related problems, the fact is that many routers’ ALG implementations are wrong and…
Read More »MySIPSwitch
Posted: November 5, 2007 MySIPSwitch is a VoIP open-source software under BSD licence and a free service. This is a web-based PBX sponsored by Blueface to allow multi-user management of diverse SIP providers and allow central management of any SIP based VoIP…
Read More »SIPVicious
Posted: October 11, 2007 What is SIPVicious tool suite? Consists of 4 tools: svmap: an active scanner to identify SIP devices on the network svwar: scans SIP PBX servers for existing extensions svcrack: an online password cracker against SIP PBX servers svreport:…
Read More »Draytek, SIP, and QoS
Posted: July 2, 2007 If you make SIP calls from behind a Draytek router, you are likely to experience bad sound quality (dropped frames, stutter sound) if your internet connection is used for other traffic at the same time. Good candidates for…
Read More »SIPpy
Posted: June 5, 2007 About SIPpy is a high-performance, carrier grade RFC3261-compliant SIP stack and Back-to-Back User Agent (B2BUA) software distributed under the terms of GPL Free Software license. The Back-To-Back User Agent (B2BUA) is a Session Initiation Protocol (SIP) based logical…
Read More »Mitel SIP Firmware
Posted: May 15, 2007 SIP firmware must be obtained through a Mitel reseller. May also be available for download via BitTorrent or The latest firmware (8.0.0.4) is available here: http://www.mediafire.com/?utkxeyzuz71m9ag Software & Hardware Release History Release Name LoadTag Supported Phones Release Date SIP…
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