#91. Pulse Code Modulation (PCM) sampling rate was specified by Nyquist to accurately recreate the voice signal on the opposite end. What is the sample rate used in PCM?
#92. A router is connected to a PBX via a 4 wire E&M circuit. All calls to the trunk are failing and it is suspected that the PBX is not seeing the incoming calls on the trunk. To determine if this theory is true the PBX is configured to generate dialtone when it sees an incoming call. Which of the following should cause the PBX to generate dialtone?
#93. Exhibit 1: Exhibit 2: REMOTE-GW HQ-GW The user at phone A dials 555121255. What Digit string is sent to the PSTN for termination assuming call routing is working properly through the IP Network? (Note: There are 2 exhibits for this question.)
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