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Scenario 6-1 183
Scenarios
The following case studies and questions are designed to draw together the content of the
chapter and exercise your understanding of the concepts. There is not necessarily a right answer
to each scenario. The thought process and practice in manipulating the related concepts is the
goal of this section.
Scenario 6-1
In Figure 6-18, the Raleigh and Atlanta routers are dialing into the San Francisco router using
DDR configurations. Example 6-33 details the configuration of the Raleigh router and Example
6-34 shows the Atlanta router configuration. Examine the figure and the configurations and
utilize them in answering the questions that follow.
Figure 6-18
Scenario 6-1 Topology
Atlanta
San Francisco
BRI0 SPID1:
65044478990101
BRI0 SPID2:
65044478980101
BRI1 SPID1:
65044478970101
BRI1 SPID2:
65044478960101
BRI2 SPID1:
65044478950101
BRI2 SPID2:
65044478940101
E0
10.10.1.1/24
Dialer 2 (BRI 0, 1, 2)
10.1.210.1/24
10.1.210.3/24
BRI0
10.25.1.1/24
SPID1:
91944423450101
SPID2:
91944423460101
SPID1:
40455567890101
SPID2:
40455567880101
10.1.210.2/24
BRI0
E0
10.17.1.1/24
E0
Raleigh
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