Scenario 9-1 655
Answer the following questions. Use Example 9-4, Example 9-5, and Example 9-6 as
references when the question refers directly to this scenario.
1
Describe how the switches choose the root of the spanning tree.
2
If Switch1 becomes the root, and if all interface costs are equal on all interfaces on all
switches, which ports will be considered to be root ports?
3
If Switch3 blocks on port E1 and then later Switch2's E0 port fails, what notifies Switch3
so that it can forward on its E1 port? In what interim Spanning Tree states will E1 be
before it forwards?
4
Describe the contents of an IP RIP update from R1 to R3. What debug command options
provide the details of what is in the RIP update?
5
Describe the contents of an IPX RIP update from R1 to R2. What debug command options
provide the details of what is in the IPX RIP update?
6
What command tells you the contents of the ARP cache? Does it contain IP as well as IPX
addresses?
7
What commands list the routing metrics used for IP subnets? What about for IPX
networks?
8
What command would be used to find the path a packet would take from R3 to 163.1.1.1?
9
What show command identifies which routes were learned with IP RIP? What about with
IPX RIP? What in the command identifies these routing protocols?
10
What show command lists SAP information in the router?
11
What debug command options create debug messages with the details of the SAP
updates? Which options just provide messages referring to the fact that an update is sent,
without listing the details?
R3#ping 163.1.13.203
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 163.1.13.203, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 64/66/68 ms
R3#ping 13.0200.3333.3333
Type escape sequence
to abort.
Sending 5, 100-byte IPX Cisco Echoes to 13.0200.3333.3333, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 68/69/72 ms
Example 9-6
Scenario 9-1, Part C--R3 show and debug Output (Continued)
ch09.fm Page 655 Monday, March 20, 2000 5:23 PM