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Adrian Georgescu, 02/28/2013 01:36 pm


SylkServer allows creation and delivery of rich multimedia applications accessed by SIP User Agents. The server supports SIP signaling over TLS, TCP and UDP transports, RTP and MSRP media planes, has built in capabilities for creating ad-hoc SIP multimedia conferences with HD Audio, IM and File Transfer and can be easily extended with other applications by using Python language.

This wiki page is meant for providing technical documentation and access to the version control source code repository.

For official stable releases please visit the official web site http://sylkserver.com

Support forum

Go to SIP beyond VoIP mailing list


For the complete feature list look on the features page

SIP Signaling

  • TLS, TCP and UDP transports
  • INVITE and REFER methods
  • DNS and Bonjour discovery

Voice over IP

  • Wideband (G722, Speex)
  • Narrowband (G711, GSM, iLBC)
  • Encryption (sRTP)

Instant Messaging

  • Chat Sessions (MSRP)
  • Composing Indication
  • Delivery reports


  • Wideband audio
  • IM and File Transfers
  • Screen-sharing
  • Participants Info

XMPP Gateway

  • Presence and IM
  • Multi-party conferencing
  • Jingle (roadmap)

XMPP gateway design

sylk-server-diagram.png (102.5 kB) Tijmen de Mes, 04/05/2012 05:30 pm