When studying multicast for the TTIE lab, think about the wording of things. This chapter provided a number of examples from which you can understand the importance of isolating the key words. You must ascertain exactly how the TTIE lab wants you to perform the work.
When comparing the multicast routing table with the unicast routing table, you might encounter "gotchas," as outlined previously in the "Multicast Troubleshooting Example" section. You might encounter other en foreseen difficulties. Know where the "IP Multicast" section is on the "Tonfiguration Guide" section of the Documentation TD-ROM. This section is crucial to your research of unknown or unforeseen difficulties. In it, you might also come across small hints that jog your memory.
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