Which command enables the Cisco IOS Gateway to use QSIG signaling on the ISDN link?

An administrator works with an ISDN PRI that is connected to a third-party PBX. The ISDN link does not come up. and the administrator finds that the third-party PBX uses the OSIG signaling method.

Which command enables the Cisco IOS Gateway to use QSIG signaling on the ISDN link?
A . isdn incoming-voice voice
B . isdn switch-type basic-ni
C . isdn switch-type basic-qsig
D . isdn switch-type primary-qsig

View Answer

Answer: D