Business SIP Provider

Provider	Plan Details	Monthly Rate *
	PBX SIP Trunking Compatible with nearly all PBX systems US-based support No contracts at all	$14.95	Details 150 Reviews
	Unlimited Extension Unlimited calling and long distance Company Call Record, Voicemail to email transcription No contracts, not setup or installation fees	$24.99	Details 35 Reviews
	RingCentral Office Unlimited calling and faxing No Commitment, No Setup Fees, No Installation	$19.99	Details 64 Reviews
	8x8 IP Trunking No contract required. Unlimited Calls (9 free countries) Save 50% or more	$29.99	Details 88 Reviews
	Smart PBX Unlimited Use of All Features Free Long-Distance No Contracts or Hidden Fees	$21.95	Details 147 Reviews
	Hosted SIP PBX Free IP phones with most plans. Simple flat rate billing Your choice of usage based, extension based, or unlimited Free 30 day trial, no credit card required	$19.00	Details 1 Reviews

*Taxes and other fees may apply.

VoIP Hardware Solutions

Provider	Solution Details
	VoIP Phones and Hardware Over 90 manufacturers and 6,500 products Live experts ready to answer your questions Volume pricing and financing for resellers	Details
	Hardware for Asterisk TDM Interface Boards & Gateways Guaranteed for life Often Copied, Never Duplicated	Details

Business PBX Solution

Provider	Solution Details
	Become an ITSP Now! Become a serious competitor in VoIP Immediately FULL Consultancy, Installation, Training & Support Sell Hosted IP PBXs, Biz Lines, Call Centre Turnkey Provisioning at your data center	Details

News

• Kamailio v3.2.3 Released (19 Apr 2012 | 7:00 pm UTC)
• Social Networking Event, London, March 6, 2012 (27 Feb 2012 | 7:36 pm UTC)
• VUC Session Podcast (22 Feb 2012 | 7:34 pm UTC)
• Siremis v3.2.0 Released (14 Dec 2011 | 7:32 pm UTC)
• Developer Guide for v3.2.0 (29 Nov 2011 | 7:29 pm UTC)
• v3.2.0 has been released (18 Oct 2011 | 7:25 pm UTC)
• Kamailio/SER Developer Seminar, Oct 24-24, 2011, San Francisco (3 Oct 2011 | 10:23 am UTC)
• SER and Kamailio Usage Statistics (2 Aug 2011 | 2:19 pm UTC)
• 10 years SER Conference – Sep 2, 2011, Berlin, Germany (1 Aug 2011 | 1:37 pm UTC)
• The 15000th development commit (14 Jun 2011 | 1:28 pm UTC)

• SER is an Open Source SIP server, licensed under the GPL
• SER supports SIP over TCP and UDP according to RFC 3261
• SER supports ENUM
• SER supports several NAT support mechanisms
• SER may interoperate with the jabber instant messaging architecture
• SER supports multiple user DNS domains in parallell
• SER is extensible with modules for various additional functions
• SER supports DNS SRV lookups

SER modules

• SER module acc: Accounting support
• SER module auth : General module for authentication
• SER module auth_db : Database authentication
• SER module auth_radius : Radius authentication (Experimental)
• SER module cpl: Call Processing Language (Experimental)
• SER module cpl-c : Call Processing Language (Experimental)
• SER module dbtext: Use text file as database (Experimental)
• SER module domain: Manage table of hosted domains for this SIP Server (Experimental)
• SER module enum: ENUM Lookups (Experimental)
• SER module exec: Exec UNIX/Linux shell commands (Experimental)
• SER module ext (Experimental)
• SER module extcmd (Experimental)
• SER module group: Group authentication
• SER module group_radius : Group authentication in Radius
• SER module jabber: SIP - SIMPLE - Jabber integration
• SER module lcr: Least cost routing module supporting HA PSTN termination with a few tweaks
• SER module mangler: SDP mangling for NAT connections
• SER module maxfwd: Keeps track of forwards
• SER module mediaproxy: geographical distributed NAT traversal
• SER module msilo: Storage of messages (Experimental)
• SER module mysql: MYSQL Databas storage
• SER module nathelper: Enable NAT clients
• SER module pa : Presence agent (Experimental)
• SER module pdt: Call routing from telephone numbers to other SIP address domains
• SER module permissions: Deny/allow connections (Experimental)
• SER module pike: Keep peek periods under control (Experimental)
• SER module postgres: Postgres DB support
• SER module print: Example module for programmers
• SER module registrar: The module contains REGISTER processing logic.
• SER module rr : Routing and Record-Routing
• SER module sl: Stateless replies
• SER module sms: SMS Gateway
• SER module textops: Message Textual Operations
• SER module tm: Transaction Management
• SER module uri: Various URI checks
• SER module uri_radius: URI checking using Radius (Experimental)
• SER module usrloc: User location support
• SER module vm: Voicemail interface
• SER module osp: Secure, Multi-Lateral Peering
• SER module xlog

Ser pages

• SER tips and tricks

Ser web interfaces

• SERadmin: Written by Xten India
• SERweb: Web interface for user registration and management
• SER-SIP-Provisioning: Very Basic Web Account Provisioning (PHP/MySQL)

Platforms

• ser has been written in ANSI C. It has been extensively tested on PC/Linux and Sun/Solaris. Ports to BSD and IPAQ/Linux exist.
• SIPatH Project - porting ser to the mipsel architecture OpenWRT - Summary - Website
• SER OS Platforms - What Operating Systems SER works with.
• SER Linksys NSLU2

References

• SER is used by Junction Networks, SIPphone, TeleSIP, Free World Dialup, and Free IP Call . See recommendation on http://mail.iptel.org/pipermail/serusers/2003-August/002155.html
• SER is used by http://www.alototal.com

Resources

• Mailing List
• SIP Express Router Consultants
• SER LiveCD
• CDR mediation, accounting and prepaid for SER CDRTool
• Getting Started with SER
• SER admin's guide
• SER Installation and configuration
• Multi-Lateral Peering with SER
• SER Billing SER Billing application - pure SIP or hybrid with Asterisk
• Instalación y configuración de SER (Castellano)

See Also

• Open Source VOIP Software
• OpenSER Fork of SER project
• SIP Router Project
• Kamailio