128 3Com VCX V7111 VoIP SIP Gateways User ManualPossible Common ProblemsPossible common problems are described in the following table.Table 23 Possible Common ProblemsProblem Possible Cause What to doSoftware does notfunction in VCX V7111Try to ping to VCX V7111. If ping fails, check for networkproblems/definitions and try to reset the VCX V7111.Network problem Check cables.Network definitions Check if default Gateway can reach IP of box. Check if box got the correct IP (it can be seen in theHyperTerminal screen). Check the validity of IP address, subnet and defaultGateway. If default Gateway is not used, enter 0.0.0.0NocommunicationBootP did not reply tobox Check if BootP server replied to VCX V7111 atrestart; it is seen in the BootP server log. Try to restart BootP server. Check the MAC address of the box in BootP server.TFTP server down Check if TFTP server working.TFTP server did not getthe requestCheck this in its log.VCX V7111 did notrequest the file from yourTFTPLook in HyperTerminal for the TFTP server IP address thatthe VCX V7111 is trying to use.TFTP server bug Try to restart TFTP server.BootP sent to MP wrongTFTP server addressCheck in HyperTerminal screen the address of usedTFTP.The INI file does notexists in default directoryof TFTPCheck default directory of TFTP server and check that INIfile exists there.Wrong INI file name Verify in windows explorer that file extensions aredisplayed and the INI file is not by mistake XXX.ini.ini. Verify that extension INI is in lowercase letters.INI file was notloadedTFTP have too shorttimeoutVerify that: Timeout = 2 seconds # of retransmission = 10
