3Com VCX V7111 VoIP SIP Gateways User Manual 89The INI File Structure Rules Lines beginning with a semi-colon (;) (as the first character) are ignored. Carriage Return must be the final character of each line. Number of spaces before and after = is not relevant. If there is a syntax error in the parameter name, the value is ignored. Syntax errors in the parameter value field can cause unexpected errors (becauseparameters may be set to the wrong values). Sub-section names are optional. The File name String parameters, should be placed between two inverted commas (‘…’).For example CallProgressTonesFileName = ‘cpusa.dat’. The parameter field is NOT case sensitive. Parameter values should be entered only in decimal format, except for the Call Agent IPaddress. The INI file should be ended with one or more carriage returns. [Files] line should precede the CallProgressTonesFileName, and these lines, if used,should be placed at the end of INI file; (see the INI file example, Figure 30).