Voice Over IP

• Alsamixer
  This may be handy if you want to run VOIP software on a non-GUI box.
• Alaw and µlaw audio compression.
• Asterisk
• Asterisk name and location lookup AGI
  Display name or location of caller on your SIP phones. Comes with more then 20000 area codes from all over the world.
• dB Tables
  No in depth explanation of decibels. Just some lookup tables.
• Freedom Internet VoIP
  An Asterisk SIP trunk setup with multiple remote IP addresses.
• Linphone
  Import contacts to friends.db.
• Lookup Country and Area code
• Panasonic KX-HDV130 SIP Phone
  Some of my experiences with the Panasonic KX-HDV130 SIP Phone.