Chapter 6 - Maintenance
Administration Manual (H.323 Version)
AT-VP504E FXO
70
Solving Gen-
eral Operation
Problems
Unit does not operate – All LEDs are OFF
Power is not fed to the unit. Check that:
The power cord is connected to the AC socket.
The power cord is fully inserted into the AT-VP504E FXO
power socket.
Impossible to make a call
If the following happens:
Dial tone present.
Power LED on.
LAN LED on.
Network communication is not working. Check that:
The LAN cable network is securely connected to the
AT-VP504E FXO and to the network connector.
You did not connect a cross-over network cable.
Impossible to make a call to a destination
If the following happens:
Dial tone present.
Power LED on.
LAN LED on.
Configurable parameters of the AT-VP504E FXO are not set properly.
Refer to Chapter 3 of this manual for a complete
description of the configurable parameters of the
AT-VP504E FXO.
“Poor line condition” error during a fax transmission
The analog transmission between the fax machine and the
AT-VP504E FXO is flaky, preventing the fax transmission to terminate
properly. This problem is known to occur with some fax machines and
it can also occur with a few fax modems. To remedy the problem:
In the Configuration web page, access the FXO Port
sections and set the Input sound level to -6dB. If this still
does not solve the problem, try the +6dB value. For more
Note:
Problems encountered by the AT-VP504E FXO are listed in a
Syslog message. You can see this message with the Syslog daemon.
Summary of Contents for AT-VP504E FXS
Page 1: ...AT VP504E FXO H 323 Administration Manual PN 990 11592 10 Rev C VoIPTalk...
Page 16: ...Chapter 1 Introducing the AT VP504E FXO Administration Manual H 323 Version AT VP504E FXO 8...
Page 76: ...Chapter 5 Software Upgrade Administration Manual H 323 Version AT VP504E FXO 68...
Page 100: ...Appendix C Gatekeeper Registration Logic Administration Manual H 323 Version AT VP504E FXO 92...
Page 112: ...Index Administration Manual H 323 Version AT VP504E FXO 104...