ISDN Protocol Administrator's and Developer's Guide ... - Intervoice

VN4 OverviewVN4 ConfigurationVN4 is an ISDN protocol developed by France Telecom. The decodingand some of the error messages are translated into French.France Telecom’s versions of ISDN are called Euro-Numeris (referredto as VN4) and Euro-Numeris+ (referred to as VN6).VN4 is a sub-set of the ITU-T document. It is not completely backwardcompatible, but it closely matches ITU-T recommendations.Table 10-1 lists the filenames, directories, and descriptions of themodules defining the VN4 protocol.Table 10-1. VN4 ModulesFilename Directory Descriptionisdn_eu4.dll intv\dll Layer 3isdnL2.dll intv\dll Layer 2isdn_con.exe intv\sys ISDN Console Programrdisdn.exe intv\sys Logging Reader Programprotisdn.dll intv\dll Protocol Support Moduleisdntkit.libintv\invision\toolkits\isdntkit\ISDN toolkit10-2 ISDN Protocol Administrator’s and Developer’s Guide 60001262, First Edition