Chapter 9 669
ISDN
6
What Cisco feature enables the use of two ISDN bearer channels?
Bandwidth on demand
Dial on demand
Priority queuing
L2TP
Bandwidth on demand.
7
What three objectives must the WAN design achieve?
Maximizing throughput, minimizing delay, minimizing overhead traffic.
8
In a good design, what should the maximum number of hops be from endpoint to endpoint
within a network?
6.
9
WAN designs in the core should be created with
An even number of routers
An odd number of routers
It doesn't matter.
An even number of routers.
10
What methods can be used to optimize bandwidth utilization on the WAN?
Compression and queuing.
11
A round-robin type of queuing is called:
Custom
CAR
CEF
Priority
Custom.
12
What is the preferred queuing method for passing time-sensitive and delay-sensitive
traffic?
Priority queuing.
13
How many queues are available in custom queuing?
16.
14
What Cisco protocol encapsulates IP, CLNP, IPX, AppleTalk, DECnet Phase IV, XNS,
VINES, and Apollo packets inside IP tunnels?
Cisco's Generic Routing Encapsulation (GRE).
87200333.book Page 669 Wednesday, August 22, 2001 1:41 PM