SS7

• SS7 Protocol
  http://www.protocols.com/papers/ss7.htm
  http://www.ulticom.com/html/products/ss7-signaling-convergence-white-paper.aspx
  http://www.pt.com/page/tutorials/ss7-tutorial
  
  
• Asterisk And SS7
  http://www.pt.com/page/tutorials/ss7-tutorial
  
  
• Asterisk and SS7 Performance Tests
  http://www.cesnet.cz/doc/techzpravy/2007/asterisk-ss7-performance/#RVR06
  
  
• Asterisk libss7 (Original Help File)
  http://www.voip-info.org/wiki/view/Asterisk+libss7
  
  
• Asterisk SS7 Options
  http://wiki.sangoma.com/asterisk-ss7#LibSS7