You can check FreeSWITCH combined with Kamailio. On Thursday, February 13, 2014, Stoyan Mihaylov <stoyan.v.mihay...@gmail.com> wrote:
> >> I have worked on kamailio for one year. It is a great open source Skype >> like solution. >> Now i have to deploy a new solution with new requirements. Kindly >> suggest that what will be >> the best open source application will fulfill my requirements. I need the >> following facilities: >> >> Best solution, according my opinion will be own solution - solution > developed for this purpose. > Ahead of all (voice) I would put Kamailio, behind (voice) Asterisk servers. > > (1) Call Recording (Outbound/Inbound) >> > Asterisk servers, MySQL, some file server > >> (2) On Demand Recording >> > Asterisk can do it very well > >> (3) Dictation Service >> > Same as above > >> (4) Complex Inbound Routing >> > AGI scripts for Asterisk > >> (5) IVR (Interactive Voice Response) >> > AGI scripts for Asterisk + payed or free TTS engine. Better is to use free > one, because payed are very complex with bulk of stupid limits, and > "alternative" logic. > I am trying to be polite correct, and I have to use alternative, instead > of lets say idiotic. > >> (6) Auto Attendant >> > Asterisk > >> (7) Client Recordings Mgmt & Playback Portal >> > AGI scripts + TTS > >> (8) Multi-level Client hierarchy / Subscription Plans >> > AGI scripts, PHP web site, MySQL behind all. > >> (9) Voicemail >> > I prefer own AGI script and voice mail > >> (10) Time based Routing (Message Box) >> > AGI scripts are very good > >> (11) Call Queuing & Conferencing >> > If you do not need video conferencing, again Asterisk is very good > solution > >> (12) Bulk Download & Emailing >> > Perl scripts - but it depends. There are Python scripts for some cases, > also there are LUA. > >> (13) Call Whisper > > Asterisk can do it very well. > >> (14) Smartphone apps (SIP clients) >> > Android applications, based on some of GPL SIP client. Of course you will > need to provide modified code. > > Of course, there are lot of free applications, but I doubt, you will find > exactly what you want, and this means - you will spend more time, to > understand and modify ready application, then to develop own one. > > -- Javier Aristizábal
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