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Basic IP Connectivity and Troubleshooting in Cisco Express Forwarding

Chapter Description

This chapter presents the general troubleshooting used on Cisco IOS routers and switches as a first step in troubleshooting IP connectivity problems. It helps you verify whether CEF is the root cause of a particular IP connectivity problem.

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Cisco Express Forwarding

Cisco Express Forwarding

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References

Cisco, CEF Quick Help Guide, www.cisco.com/warp/customer/732/Tech/switching/docs/cef_troubleshooting.pdf. (This link requires Cisco.com registration.)

Cisco, Configuring CEF, www.cisco.com/en/US/customer/products/sw/iosswrel/ps1835/products_configuration_guide_chapter09186a00800ca7cc.html. (This link requires Cisco.com registration.)

Cisco, Configuring Cisco Express Forwarding, www.cisco.com/en/US/products/sw/iosswrel/ps1831/products_configuration_guide_chapter09186a00800ca6ca.html.

Cisco, How to Verify Cisco Express Forwarding Switching, www.cisco.com/en/US/customer/products/sw/iosswrel/ps1828/products_tech_note09186a00801e1e46.shtml. (This link requires Cisco.com registration.)

Cisco, Troubleshooting Incomplete Adjacencies with CEF, Document ID: 17812, www.cisco.com/warp/customer/105/cef_incomp.html. (This link requires Cisco.com registration.)

Cisco, Troubleshooting Cisco Express Forwarding, Document ID: 26083, www.cisco.com/warp/customer/105/trouble_cef.html. (This link requires Cisco.com registration.)

Cisco, Troubleshooting Prefix Inconsistencies with Cisco Express Forwarding, www.cisco.com/en/US/customer/tech/tk827/tk831/technologies_tech_note09186a00800946f7.shtml. (This link requires Cisco.com registration.)

Cisco, Cisco Express Forwarding: Command Changes, www.cisco.com/en/US/products/sw/iosswrel/ps1838/products_feature_guide09186a008029b100.html.