... rate (ABR) 10) In carrying Voice over Data, how is voice quality affected by tandem switching? a It improves b It stays the same c It degrades 11) With the current Cisco IP Phone, if you lose power ... workaround? a Use two PVCs, one for voice and one for data b IP MTU reduction c Either, with caveat d Neither, in any case 26) In implementing Voice over Data networks, in all likelihood you ... 12) Which of the following statements are true about Voice over Frame Relay services? a Primary payload types may include voice, fax, or data b Signaled payload types may include dialed digits,...