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Question 268 - 350-801 discussion
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 QSIG signalling method.
Which command enables the Cisco IOS Gateway to use QSIG signalling on the ISDN link?
A.
isdn switch-type basic-qsig
B.
isdn switch-type basic-ni
C.
isdn switch-type primary-qsig
D.
isdn incoming-voice voice
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