Possible Common Problems - 3Com V7111 - VCX 4 Channels Analog FXO Media Gateway User Manual

Possible Common Problems

Possible common problems are described in the following table.
Possible Common Problems
Table 23
Problem Possible Cause
No Software does not
communication function in VCX V7111
Network problem
Network definitions
BootP did not reply to
box
INI file was not TFTP server down
loaded
TFTP server did not get
the request
VCX V7111 did not
request the file from your
TFTP
TFTP server bug
BootP sent to MP wrong
TFTP server address
The INI file does not
exists in default directory
of TFTP
Wrong INI file name
TFTP have too short
timeout
128
What to do
Try to ping to VCX V7111. If ping fails, check for network
problems/definitions and try to reset the VCX V7111.
Check cables.
Check if default Gateway can reach IP of box.
Check if box got the correct IP (it can be seen in the
HyperTerminal screen).
Check the validity of IP address, subnet and default
Gateway.
If default Gateway is not used, enter 0.0.0.0
Check if BootP server replied to VCX V7111 at
restart; it is seen in the BootP server log.
Try to restart BootP server.
Check the MAC address of the box in BootP server.
Check if TFTP server working.
Check this in its log.
Look in HyperTerminal for the TFTP server IP address that
the VCX V7111 is trying to use.
Try to restart TFTP server.
Check in HyperTerminal screen the address of used
TFTP.
Check default directory of TFTP server and check that INI
file exists there.
Verify in windows explorer that file extensions are
displayed and the INI file is not by mistake XXX.ini.ini.
Verify that extension INI is in lowercase letters.
Verify that:
Timeout = 2 seconds
# of retransmission = 10
3Com VCX V7111 VoIP SIP Gateways User Manual