Teledex IP250DVoIP - Manual (Page 25)

Teledex IP250D User’s Guide SIP/MGCP
TROUBLESHOOTING AND CARE
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SYMPTOM: I’ve forgotten the IP address of the device, and hence cannot reach it via my
web browser.
SOLUTION : See Appendix A for instructions on how to determine the IP address of the
phone.
5.4 MGCP-SPECIFIC ISSUES
SYMPTOM: There is no dial tone when the phone is picked up.
SOLUTION A: There is no Call Agent configured. See section 3.2.1 on how to configure the
Call Agent.
SOLUTION B: The DNS discovery of a Call Agent has failed. Refer to section 5.2 on DNS
discovery troubleshooting.
SOLUTION C: The device is not getting a response from the Call Agent.
SOLUTION D: Check that the address and port of the Call Agent are configured correctly
for the device.
SOLUTION E: Ensure that the Call Agent is functioning correctly.
SOLUTION F: Check that the registration of the device in the Call Agent is correct.
Make sure that the Call Agent has registered the correct IP address of the
unit, and that any other endpoint-specific details (e.g. domain name,
codec preferences, etc. if applicable) are set correctly.
SOLUTION G: Ensure that the ethernet cable connection is secure, and that the link
indicators at both ends of the ethernet cable are active.
SOLUTION H: Check that the device is connected to the network (try accessing the device’s
web pages or pinging the device).
5.5 SIP-SPECIFIC ISSUES
SYMPTOM: There is no dial tone when the phone is picked up.
SOLUTION A: There is no SIP server configured. See section 3.2.1 for information on how
to configure the SIP server settings.
SOLUTION B: The DNS discovery of a SIP server has failed. Refer to section 5.2 on DNS
discovery troubleshooting.
SOLUTION C: Check that the IP address and port of the SIP server are configured correctly
for the device.
SOLUTION D: Ensure that the SIP server is functioning correctly.
SOLUTION E Ensure that the ethernet cable connection is secure, and that the link
indicators at both ends of the ethernet cable are active.
SOLUTION F: Check that the device is connected to the network (try accessing the device’s
web pages or pinging the device).