VoIP Blogging > Unicoi Systems Fusion SIP 5.1 ~ EDA Blog

[EDA Blog] Session Timers is an extension of SIP, particularly important to VoIP sessions over UDP, which terminates a VoIP session when a receiving asset becomes unresponsive. NAT Traversal provides the means by which a SIP proxy server can inform a SIP client of the IP address and port number from which a message was received, thereby allowing the SIP client to provide its global contact information to other SIP clients.

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[Tech.. Logs..] VoIP in-depth: An introduction to the SIP protocol, Part 1 « Tech ...: These letters, often referred to as the "magic cookie", would not appear with a request that is using the previous SIP RFC, which has different transaction matching rules. We’ll only look the cases that have the magic cookie because it’s very rare today to encounter an implementation that has not caught up with the latest spec.

[pjsip Open source SIP, media, and NAT traversal stacks/libraries for smartphones] Changeset 3118 - pjsip Open source SIP, media, and NAT traversal ...: Timestamp: 03/07/2010 09:25:17 PM (15 hours ago); Author: bennylp; Message: Misc (#1026): added more documentation for PJNATH_EICEFAILED error code. Files: 1 modified. pjproject/trunk/pjnath/include/pjnath/errno.h (modified) (1 diff) ...

[Nortel Voice Security] Nortel: Community - Blogs - Nortel Voice Security: Exploiting VoIP ...: Such a purpose-build appliance must solve firewall/NAT traversal, terminate encrypted traffic to the enterprise when the VoIP phone is external to the enterprise, and offer fine-grained policy enforcement to apply different security and call routing rules -- depending on whether the problem originates inside or outside of the enterprise.

[Untitled] VOIP开源转载 - - JavaEye技术网站: VoIP bookmarks from Klaus Darilion Below you will find descriptions and links to SIP and RTP stacks, applications, test utilities, SIP proxies, SIP PBXs and STUN server and clients. Most of them are op .

[Digital Offensive] Digital Offensive » Blog Archive » Hacking the Magic Jack in 2010 ...: I am starting to think that hosting a remote MJproxy service may become a good idea. If you do this and change the user agent to the new one which can be found by a simple Google you should be good to go.

[projectb14ck] Transparent Telephony - Part 3 - Making and Receiving Calls Using ...: Asterisk can work with normal analog telephones as well as fancier (and more expensive) SIP phones, but SIP phones are much easier to set up, so we’ll be configuring a soft phone today. If you want to hook up your analog phone to your Asterisk server–don’t despair–that will be covered in another article in this series.

[Ahmed El Gamil] Routing calls from Zap Trunks to SIP trunks in Asterisk | Ahmed El ...: redirect all of the incoming calls on the PRI to the 2nd Asterisk box through a SIP Trunk (The 2nd box holds the IVR and all of those stuff, all of the IP phones are connecting to this one), There was no decent documentation about this out there so i am documenting this and may be someone will find it useful.

[pjsip Open source SIP, media, and NAT traversal stacks/libraries for smartphones] Changeset 3106 - pjsip Open source SIP, media, and NAT traversal ...: Added alternative API for acquiring transport and creating transport of transport factory to include pjsip_tx_data param.

[ABPs Main Blog] ABPs Main Blog | Blog Archive » Asterisk or Switchvox? | ABP Tech: Let’s take the product scenario first.  If you want to build a conferencing server that connects to both VoIP and PSTN networks, Asterisk is a great starting point.  Asterisk has all kinds of features that make multi-party conferencing really, really easy.  It also includes native support for every major VoIP and PSTN protocol in use today.  To build a conferencing server out of Asterisk you need to pick out your platform hardware (computer), create an administration interface (probably a web application running on Apache) and possibly an end-user interface.  You’ll probably want to integrate with calendaring systems like Exchange, iCal, Google Calendar, etc.  You probably want to tie in email and possibly IM notifications and reminders.  Given a skilled development team you can probably bang this out in a few months.

[CQVoIP] CQVoIP: Configuring PAP2T VoIP ATA with CallCentric: While you can configure any SIP based VoIP carrier here, that allows BYOD (bring your own device), I will be using CallCentric to illustrate the CallCentric "required settings".  If you are configuring with another VoIP carrier, it is essential that you consult their support pages for their specific settings required by that specific service.

[Dream.In.Code Community Blog List] Char Cannot Be Dereferenced - Java | Dream.In.Code: Name/username Host Dyn Nat ACL Port Status 5102/5102 (Unspecified) D 0 Unmonitored. Here i need to take the Name/username separately.for that i have tried the following code.

[Nerd Vittles] Nerd Vittles » It's Orgasmatron 5.1: The Ultimate Asterisk Kitchen ...: So, for those that are wondering what's included in the Orgasmatron 5.1 build, here's a feature list of the components you get in addition to the base PBX in a Flash build with Asterisk 1.4, FreePBX 2.6, and Apache, SendMail, MySQL, PHP, phpMyAdmin, IPtables Linux firewall, Fail2Ban, and WebMin. A2Billing, Cepstral, Hamachi VPN, and Mondo Backups are optional and may be installed using the scripts that are provided.

[vici blog] 1ST FILIPINO VOIP SOLUTION RELEASED: Libreng Tawag Gamit Ang ...: Using the latest communication protocols for transmission, Session Initiated Protocols (SIP) secure voice communications are possible and call set-up is much more precise. Using the latest in compression and decompression technologies (codec) calls are much clearer, no breaking up of voices and sometimes the quality is better than traditional telephones.

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