Command Reference Guide

3Com Router 5000 Family and Router 6000 Family isdn protocol-type ● 195
Command Reference
executing the undo shutdown command. The operations, however, will lead to the
disconnection of the call existing on the interface.
You are allowed to configure the followng:
ANSI ISDN on BRI and T1 PRI interfaces;
AT&T ISDN on T1 PRI interfaces;
DSS1 ISDN on BRI, E1 PRI, and T1 PRI interfaces;
ETSI ISDN on BRI, E1 PRI, and T1 PRI interfaces;
NI (National ISDN) on BRI interfaces;
NI2 (National ISDN) on T1 PRI interfaces;
QSIG ISDN on E1 PRI and T1 PRI interfaces;
NTT ISDN on BRI and T1 PRI interfaces.
For a network-side PRI interface, its protocol must be set to DSS1 or Q.SIG; for a
network-side BSV interface, its protocol must be set to DSS1.