Which statement is true? A. DSS1 is a subset of Q. 931 B. The B channel is governed by DDR C. ITU-T Q. 931 defines call control between the TE and the LE A. ITU-T Q. 931 is specified as the protocol for the layer 2 of the ISDN D channel | IT The Only Way to get Certified Quickly. Exam 640-605 Title Remote Access BCRAN Version Number May 2003 You are now prepared to pass your exam. This ITCer-tifyhome will provide you with all the knowledge about the real certification exams. We hope you will take full advantage of this tool. The Use of this ITcertifyhome is strictly for the purchaser. Illegal dissemination is harmful to everyone. So be fair to yourself and us. For Support please go to and click on Support link. For future updates to this ITcertifyhome please check our website at http If the version number has changed for this file you can download the updated file. Get ITcertifyhome your Certified. And Get your career moving Study Faster. Study Smarter. Save Money. The Only Way to get Certified Quickly. QUESTION NO 1 ITU-T Q. 931 is the protocol for which layer and channel A. Layer3 D channel B. Layer2 B channel C. Layer2 B channel D. Layer3 C channel Answer A Explanation is ISDN s connection control protocol. It operates at Layer 3 on the ISDN D channel. manages connection setup and breakdown. QUESTION NO 2 Which statement is true A. DSS1 is a subset of Q. 931 B. The B channel is governed by DDR C. ITU-T Q. 931 defines call control between the TE and the LE A. ITU-T Q. 931 is specified as the protocol for the layer 2 of the ISDN D channel Answer C Explanation is ISDN s connection control protocol. manages connection setup and breakdown. It enables TE Terminal Equipment device typically a router or a workstation to set up an ISDN connection with the telco switch. QUESTION NO 3 What are two interface configuration tasks for ISDN BRI Choose two A. Assign the interface type as BRI. B. Assign the interface to a dialer group. C. Specify the ISDN providers switch type. D. Specify static routes to remote ISDN locations. Answer B C Explanation IT Certify - 3
