EtherChannel
EtherChannel provides incremental trunk speeds between Fast Ethernet, Gigabit Ethernet, and 10 Gigabit Ethernet. EtherChannel combines multiple Fast Ethernet up to 800Mbps, Gigabit Ethernet up to 8Gbps , and 10 Gigabit Ethernet up to 80Gbps.
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Configuration
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Link Aggregation Control Protocol (LACP) / 802.3ad
- Configuring EtherChannel and 802.1Q Trunking with Catalyst 2948G-L3s and CatOS Based Switches (ZIP - 37 KB)
- Configuring FEC and ISL/802.1q Trunking Between a CatOS Switch and External Router (ZIP - 51 KB)
- EtherChannel Between Catalyst 3550/3560/3750 Series Switches and Catalyst Switches Running Cisco IOS System Software Configuration Example
- Configuring EtherChannel Between Catalyst 2900XL/3500XL Switches and CatOS Switches
- Catalyst Express 500 Series Switches Configuration Example
- Sample Configuration: EtherChannel Between Catalyst Switches Running CatOS
- Configuring EtherChannel and 802.1Q Trunking Between Catalyst L2 Fixed Configuration Switches and Catalyst Switches Running CatOS
- EtherChannel and Trunking Between Catalyst Layer 2 Switches and 2948G-L3/4908G-L3 Switches Configuration Example
- EtherChannel Between a Cisco Catalyst Switch That Runs Cisco IOS and a Workstation or Server Configuration Example
- Configuring EtherChannel Between a Catalyst Switch Running CatOS and a Workstation or Server
- EtherChannel and 802.1Q Trunks Between Catalyst XL Switches and Catalyst Layer 2 Fixed Configuration Switches Configuration Example
- Sample Configuration: EtherChannel Between Catalyst Switches Running CatOS and Cisco IOS Software
- Configuring Layer 2 EtherChannel and Trunking Between 2900XL/3500XL/2950 Series Switches and Catalyst Switches That Run Cisco IOS Software
- Configuring EtherChannel Between Catalyst Switches Running Cisco IOS System Software and a Cisco Router
- Configuring LACP (802.3ad) Between a Catalyst 6500/6000 and a Catalyst 4500/4000
- Configuring FEC and ISL/802.1q Trunking Between a CatOS Switch and External Router
- Configuring EtherChannel and 802.1Q Trunking with Catalyst 2948G-L3s and CatOS Based Switches
Configuration Examples and TechNotes
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Operation and Troubleshooting
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Gigabit EtherChannel (GEC)
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Link Aggregation Control Protocol (LACP) / 802.3ad
- Recover Errdisable Port State on Cisco IOS Platforms
- Understand EtherChannel Inconsistency Detection
- Understand EtherChannel Load Balance and Redundancy on Catalyst Switches
- Catalyst 2948G-L3 Sample Configurations - Single VLAN, Multi-VLAN, and Multi-VLAN Distribution Layer Connecting to Network Core
- Troubleshoot Interface Overrun caused by Distributed Etherchannel
- Catalyst 6500, 4500, and 3750 Series Switches EtherChannel Load-Balancing
- Best Practices for Catalyst 4500/4000, 5500/5000, and 6500/6000 Series Switches Running CatOS Configuration and Management
- Sample Configuration: EtherChannel Between Catalyst Switches Running CatOS
- Catalyst 2948G-L3 Sample Configurations - Full Device Configurations
- Implement EtherChannel on Catalyst Switches
- Recovering From errDisable Port State on the CatOS Platforms
- Configure EtherChannel Between Catalyst 4500/4000, 5500/5000, and 6500/6000 Switches That Run CatOS System Software
- Comparing Layer 2 Operations in CatOS and Cisco IOS System Software on the Catalyst 6500/6000
Troubleshooting TechNotes
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