- Read Me First
- CEF Overview
- Configuring Basic Cisco Express Forwarding
- Enabling or Disabling CEF or dCEF
- Configuring a Load-Balancing Scheme
- ECMP Loadbalance with Tunnel Visibility
- Configuring Epochs
- Configuring CEF Consistency Checkers
- Configuring CEF Network Accounting
- Customizing the Display of CEF Event Trace Messages
- SNMP CEF-MIB Support
- IPv6 CEF-Switched Tunnels
Read Me
First
Important Information about Cisco IOS XE 16
Effective Cisco IOS XE Release 3.7.0E (for Catalyst Switching) and Cisco IOS XE Release 3.17S (for Access and Edge Routing) the two releases evolve (merge) into a single version of converged release—the Cisco IOS XE 16—providing one release covering the extensive range of access and edge products in the Switching and Routing portfolio.
See the Cisco IOS XE Denali 16.2 Migration Guide for Access and Edge Routers document for the full list of supported platforms for the various Cisco IOS XE 16 releases and also the migration strategy for the supported products. This document contains key information and steps that will help ensure a successful migration from extant Cisco IOS XE 3.17S releases to the Cisco IOS XE 16.2 release. It also provides key software differences between this release and the Cisco IOS XE Release 3.17S that must be kept in mind during migration. It is critical that you read the information before you begin migration to ensure that you have completed all of the prerequisites and to make sure that you understand the migration process.
Note | The Feature Information table in the technology configuration guide mentions when a feature was introduced. It may or may not mention when other platforms were supported for that feature. To determine if a particular feature is supported on your platform, look at the technology configuration guides posted on your product landing page. When a technology configuration guide is displayed on your product landing page, it indicates that the feature is supported on that platform. |