Author: VoIP Info
Asterisk SRTP
Posted: February 13, 2007 General info about SRTP can be found here Asterisk 1.8 has native support for SRTP ! Ref. http://bugs.digium.com/view.php?id=5413 Review board http://reviewboard.digium.com/r/191/, http://lists.digium.com/pipermail/asterisk-dev/2009-January/036029.html You MUST secure signaling because SRTP keys are exchanged in plaintext with SDES. Use TLS –…
Read More »OpenSER module dbtext
Posted: February 13, 2007 db_text implements a simplified database engine based on text files. It can be used by OpenSER DB interface instead of other database module (like MySQL, PostgreSQL, UnixODBC). The module was meant for use in demos or small devices…
Read More »OpenSER module cpl-c
Posted: February 13, 2007 __cpl-c_ module implements a CPL (Call Processing Language – RFC3880) interpreter. It has support for uploading/downloading/removing scripts via SIP REGISTER method. CPL is a powerful and flexible XML scripting language that allows each user to develop its call…
Read More »OpenSER module avpops
Posted: February 13, 2007 avpops offers the interface to configuration file for managing pseudo-variables and AVPs. Starting with OpenSER 1.2.0, many of avpops operations can be done directly in script, but still some of its functionalities are not. The provides as well…
Read More »OpenSER module dispatcher
Posted: February 13, 2007 dispatcher module can be used to implement load balancing and SIP requests dispatching over a set of destinations. The following dispatching algorithms are available in OpenSER 1.2.x: hash over Call-Id hash over From URI hash over To URI….
Read More »OpenSER module avp_radius
Posted: February 13, 2007 avp_radius module allows loading of user’s attributes into AVPs from RADIUS server. User’s name and domain can be based on From URI, Request URI, or authenticated credentials. The module assumes that Radius returns the AVPs as values of…
Read More »OpenSER module auth_db
Posted: February 13, 2007 auth_db is a module that has to be used together with auth module to provide authentication of SIP registration and calls. You need to use it if you store user profiles in databases, like MySQL, PostgreSQL, …. In…
Read More »OpenSER module alias_db
Posted: February 12, 2007 alias_db module can be used as an alternative for user aliases via usrloc. The main feature is that it does not store all adjacent data as for user location (less memory usage) and always uses a database for…
Read More »OpenSER module acc
Posted: February 12, 2007 acc module is used to account transactions information to different backends like syslog, SQL databases, RADIUS and DIAMETER (beta version). OpenSER/OpenSIPS does event based accounting, that means it can log details for start and stop events of a…
Read More »OpenSER v1.2.0 Configuration Script Debugging
Posted: February 9, 2007 valid for OpenSER v1.2.x When trying to debug the configuration file of OpenSER might turn out that the amount of debug messages printed is very large and it is hard to spot the lines printed by xlog()/xdbg(). The…
Read More »OpenSER v1.2.x and RTPProxy
Posted: February 8, 2007 This is a basic configuration file for OpenSER v1.2.x to do VoIP NAT traversal using RTPProxy. valid for OpenSER 1.2.x The difference against v1.1.x is the flag 6 is now a branch flag and it has to be…
Read More »IAX_OpenVPN
Posted: February 5, 2007 It’s possible to run an IAX2 channel over OpenVPN. Howto: Place the following on both ends of your trunk. Switch the IP address on the ifconfig line so the second file is reverse. [openvpn.conf] dev tun float remote…
Read More »Asterisk chinese voicemail intro
Posted: February 5, 2007 Let’s Asterisk Speak Chinese Usage. Change asterisk-sources/apps/app_voicemail.c add Function vm_intro_cn in every where /* Chinese syntax —————————————– By hoowa sun 2007-2-5*/static int vm_intro_cn(struct ast_channel *chan,struct vm_state *vms){ /* Introduce messages they have */ int res; if (vms->newmessages ||…
Read More »Call forwarding management system
Posted: February 5, 2007 supertec.com Since 1999 Super Technologies has been providing VoIP phone services, and now we have compiled all these software together, and offer them now to the world to become the next Vonage. SuperTec’s New CFMS version 0.8 is…
Read More »Aztech
Posted: February 5, 2007 Manufacturer of VoIP Products: IP Phones & IP-PBX https://www.aztech.com email: [email protected] IP Phone: IP100 Features – Supports SIP Protocol (RFC 3261) – Supports G.711 / G.726 / G.729a codec – Speaker phone – 3 Ways…
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