September 13, 2010

How to configure KTA3100 for VOIP Connections

  1. Before powering up the phone – Check the voltage requirements for the adapter. It should be 100 – 240v, 50 – 60 Hz.
  2. Connect the Ethernet cable (LAN / Internet) to the LAN port behind the adapter
  3. Connect a telephone line to FXS1 port in the adapter
  4. You can also connect 3 more phones (in total 4 phones) to FXS1, FXS2, FXS3 and FXS4 ports.
  5. Connect the power adapter to the power socket
  6. Use the phone connected to FXS1 – lift the handset – you should hear the dial tone
  7. Press * four times on the phone (****)
  8. You will get a voice menu options.
  9. dial 100* and listen for the IP address of the device. Note the IP address
  10. Open your browser and type http://<IPaddress> of the adapter
  11. User ID: user and password: voip
  12. Note down the MAC address and email it to me



Address : <- make this change

Port : 5060

Domain Name: <- make this change

Check – send domain name with 60

NAT Traversal Settings – NONE

Check – # use as a quick dial function

SIP Encypt – disable


SIP Extensions

Check 2,3,4 6, 8, 9

SIP Timers

Check – 3 – 15 secs

SIP T1 timer – 500,

SIP T2 4000

SIP T4 5000


Check – IP relay (note the diagram above shows not checked, but you need to check IP relay settings)

User 1

Primary Server, Caller ID: (usename)

Port 5060

Username: (usename)

Password: (password)

Line 1 AEC control ON

OOB planning

Send DTMF Out of Band

RFC Signaling 101

Check – regenerate


Use the default values

Tone Configuration

Use the default values

Ring Configuration

Use the default values

Distictive Ring Configuration

Use the default values


Service Code Configuration

Use the default values


Check – G729 rest all OFF

Packet – 20 ms

Jitter buffer select adaptive 100ms


– Check the impedance settings. It should match the local country settings.