Calyptix Router Config

3-1 / All in one appliance

  1. Reference Article
  2. White list server IP addresses - Here
  3. White list phone IP addresses
  4. Set up QOS for the Phones to receive Priority
  5. Disable SIP Proxy
  6. Disable TFTP (this conflicts with how phones provision)
  7. Disable IDS/IPS - VOIP IPS/IDS specifically
  8. Reboot router if possible

 

If you can get inside one of these let a tier 2 know, at the very least take some pictures for documentation purpose!