
290 Networking Explained, Second Edition
LLC component. (Note: For completeness sake, the LLC sublayer also contains a source
service access point, SSAP, and a destination service access point, DSAP. These SAPs
provide the mechanism for source and destination nodes to communicate and are needed
for protocol-type identification. See the Internet’s Request for Comment, RFC 1340, for
additional information.)
10. Are there any other differences?
Yes. Two other differences between V2.0 and 802.3 are topology and cable type. IEEE
802.3 supports both bus and star topologies, but Ethernet V2.0 supports only a bus topol-
ogy. Finally, 802.3 compliant networks ...