Understanding How Etherchannel Works - Cisco WS-C2948G-GE-TX Configuration Manual

Configuring Fast EtherChannel and Gigabit
EtherChannel
This chapter describes how to configure Fast EtherChannel and Gigabit EtherChannel port bundles on
the Catalyst enterprise LAN switches. The configuration procedures in this chapter apply to Fast
Ethernet and Gigabit Ethernet switch ports on switching modules and fixed-configuration switches, as
well as to supervisor engine Fast Ethernet and Gigabit Ethernet uplink ports.
For complete information on installing Catalyst 4500 series Fast Ethernet and Gigabit Ethernet modules,
Note
refer to the Catalyst 4000 Family Installation Guide.
For complete syntax and usage information for the commands that are used in this chapter, refer to the
Note
Catalyst 4500 Series, Catalyst 2948G, Catalyst 2948G-GE-TX, and Catalyst 2980G Switches Command
Reference.
This chapter consists of these sections:
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Understanding How EtherChannel Works

These sections describe how EtherChannel works:
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Catalyst 4500 Series, Catalyst 2948G, Catalyst 2948G-GE-TX, and Catalyst 2980G Switches Software Configuration Guide—Release 8.2GLX
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Understanding How EtherChannel Works, page 6-1
PAgP and LACP, page 6-2
EtherChannel Configuration Guidelines and Restrictions, page 6-3
Understanding PAgP, page 6-5
Configuring EtherChannel Using PAgP, page 6-6
EtherChannel Configuration Examples, page 6-12
Understanding LACP, page 6-16
Configuring EtherChannel Using LACP, page 6-18
EtherChannel Overview, page 6-2
Understanding Frame Distribution, page 6-2
Hardware Support for EtherChannel, page 6-2
C H A P T E R
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6-1