3rd Party SIP Software

Key free SIP components maintained by iptel.org include:

• SER -- SIP Express Router, RFC3261 SIP proxy
• SEMS -- SIP Express Media Server
• SERweb -- web interface to SERi
• RTP Proxy -- media relay for NATi traversal (courtesy of Maxim Sobolev)
  
• SER command-line tools: seri_* (ser_ctl, ser_cred, ser_rpc, ser_user, ser_attr, ser_domain, ser_uri)
• mystun -- STUN server
  

Besides that, many third-party free tools have been reported to be used along with iptel.org SIP software.

• Accounting
• CDR Tool tool for CDRi postprocessing
• OSP Toolkit
  
• Command-line tools
  
• pua -- command line presence UA
• SER command-line tools: ser_* (ser_ctl, ser_cred, ser_rpc, ser_user, ser_attr, ser_domain, ser_uri)
• Embedded
• milkfish -- home router
• NATs
• SIP connection tracking
• PSTNi
• Asterisk -- popular open source PSTN gateway
  
• Security
• sipcrack tool for dictionary attacks
• sipbot
  
• smap port scanner
• protos buffer overflow testing tool
• Tactical VoIP toolkit - VoIPi security assessment tool
• see also Mohamen Nassar's list of further security tools, and VOIPSA's security tool list.
  
• Stacks
• sofia-sip
• pjsip
  
• Testing
• sipp performance stress tool
• seagull -- IMSi traffic generator
  
• Troubleshooting
• ethereal tool for capturing VoIP (and other) traffic and analyzing it
• routegraph -- creates call graphs for SER configuration files
  
• SIP Analyzer
• SIP v6 analyzer
• sipgrep -- filtering of SIP messages
  
• sipsak traceroute-like tool for SIP (with many other features); also easy to integrate into monitoring applications such as argus, nagios
• sipscenario tool for generating HTML-ized traces of SIP messages
• sipspy -- tool for capturing and graphical representation of SIP traffic in multiple nodes
  
• wist -- remote SIP tracing
• see also Klaus Darilion's list of SIP testing tools
  
• UA
• kphone
• minisip -- SIP UA
• Twinkle
• wengo