https://e-sygoing.link Latest links in the SIP category en-us Sun, 24 May 2026 15:19:03 -0400 https://e-sygoing.link/link/5739391-pulvercom A collection of information on the protocol. Contains news, reports and an IP telephony job noticeboard. Sun, 19 Apr 2026 01:06:45 -0400 https://e-sygoing.link/go/5739391 https://e-sygoing.link/link/5739389-session-initiation-protocol-sip FAQs, background materials and lists of current work in this field. Wed, 25 Feb 2026 17:45:46 -0500 https://e-sygoing.link/go/5739389 https://e-sygoing.link/link/5739405-basevoice Commercial software development company that produces PBX, router, proxy and application server software. Wed, 24 Dec 2025 07:09:48 -0500 https://e-sygoing.link/go/5739405 https://e-sygoing.link/link/5739414-esmscom Provides UK phone numbers which forward calls to SIP. Thu, 27 Nov 2025 12:09:00 -0500 https://e-sygoing.link/go/5739414 https://e-sygoing.link/link/5739410-lignup-corp Applications developer. Products include software PBX's for enterprise and service providers. Thu, 21 Aug 2025 05:12:52 -0400 https://e-sygoing.link/go/5739410 https://e-sygoing.link/link/5739411-tech-invite Portal containing links to technical information and RFC documentation. Fri, 25 Jul 2025 17:06:21 -0400 https://e-sygoing.link/go/5739411 https://e-sygoing.link/link/5739415-sip-made-easy An introductory tutorial talks about protocol functions, components, message types, how it works and where it is applied. Mon, 07 Jul 2025 12:46:26 -0400 https://e-sygoing.link/go/5739415 https://e-sygoing.link/link/5739397-brekeke-software Products for small to medium sized offices and a server database. Mon, 31 Mar 2025 09:21:51 -0400 https://e-sygoing.link/go/5739397 https://e-sygoing.link/link/5739413-openser A branch of the SIP Express Router project, offering an open-source SIP server. Mon, 24 Mar 2025 23:47:15 -0400 https://e-sygoing.link/go/5739413 https://e-sygoing.link/link/5739401-free-ip-call A proxy service provider with information in English and French. Mon, 16 Dec 2024 22:07:49 -0500 https://e-sygoing.link/go/5739401