hi! I have 3070 sopho system,DLX-L board, PNT-L network terminator and some ISDN modems (USB and PCI modems,ETSI-ISDN),RVS software (ISDN applications, telephony/ fax/ videotelephony/ file transfers etc).I try to follow step by step data facilities but desn't work,the ISDN loop test failed.I want to use all applications of RVS and both B channel( I don't understand how assign to one circuit 2 MSN/BSP-ID?)What are the correct settings for this purpose (fcm/ibsc/bspt/cv..etc)?Excuse me for my poor english.