920-803:technology standards and protocol for ip telephony solutions
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The 70-647 Free Demo:
A customer named Certkiller .com implementsViOPon their LAN/WAN. In this network,
routers and switches prioritizeVoIPpackets ahead of other IP data packets end-to-end.
Why is this feature important?70-294
A.It controls jitter.
B.It sets dead lock.
C.It sets rate limits.
D.It controls link bandwidth
Answer: A
Which network devices should be deployed to achieve the best voice performance?
A.Layer 2/Layer 3 switches with 802.1q tagging enabled at the core network and managed hubs
at the network edge.
B.Requires with filters at the network core and Layer 2 switches with Virtual LANs (VLANs) at
the network edge.
C.Layer 2 switches at the core network with Differentiated Service (DiffServ) enabled and
routerstih802.1p Class of Service (CoS) enabled at the network edge.
D.Layer 3 switches at the network core with DiffServ enabled and Layer 2 switches with 802.1p
CoSenabled at the network edge.
Answer: D
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