Chapter 7. Aggregating Switch Links

<feature><title>This chapter covers the following topics that you need to master for the CCNP BCMSN exam:</title>

  • Switch Port Aggregation with EtherChannel—. This section discusses the concept of aggregating, or “bundling,” physical ports into a single logical link. Methods for load-balancing traffic across the physical links also are covered.

  • EtherChannel Negotiation Protocols—. This section discusses two protocols that dynamically negotiate and control EtherChannels: Port Aggregation Protocol (PAgP), a Cisco proprietary protocol, and Link Aggregation Control Protocol (LACP), a standards-based protocol.

  • EtherChannel Configuration—. This section discusses the Catalyst switch commands needed to configure EtherChannel. ...

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