Cisco Catalyst SD-WAN Troubleshooting Guide

Troubleshooting feature history

Updated: September 28, 2026

Want to summarize with AI?

Provides information about troubleshooting features and tools available in the Cisco SD-WAN solution.

This reference provides troubleshooting feature history and capabilities for the Cisco SD-WAN solution, including access to troubleshooting tools in Cisco SD-WAN Manager and integration with Cisco RADKit.

Table 1. Feature history
Feature Name	Release Information	Description
Improved Access to Troubleshooting Tools in Cisco SD-WAN Manager	Cisco vManage Release 20.10.1	The troubleshooting tools are now easily accessible from the various monitoring pages of Cisco SD-WAN Manager, such as Site Topology, Devices, Tunnels, and Applications, thereby providing you with context-based troubleshooting guidance. Earlier, the troubleshooting tools were accessible only from the device dashboard.
Connect to and troubleshoot Cisco Catalyst SD-WAN solution using Cisco RADKit	Cisco IOS XE Catalyst SD-WAN Release 17.15.1a Cisco Catalyst SD-WAN Manager Release 20.15.1	Use tools and Python modules from Cisco Remote Automation Development Kit (RADKit) to securely connect to remote terminals, WebUIs, or desktops. Using RADKit, a TAC engineer can request the required information during the troubleshooting process, from the various devices and services, in a secure and controlled way.
BFD Troubleshooting for Cisco Catalyst SD-WAN	Cisco IOS XE Catalyst SD-WAN Release 17.18.1a Cisco Catalyst SD-WAN Manager Release 20.18.1	This feature allows you to get detailed BFD session information on devices to diagnose issues like packet flow, state transitions, and configuration discrepancies. See BFD tunnel troubleshooting for more details.
Cisco RADKit in Cisco SD-WAN Manager	Cisco IOS XE Catalyst SD-WAN Release 17.18.1a Cisco Catalyst SD-WAN Manager Release 20.18.1	The Cisco Remote Automation Development Kit (RADKit), a tool for remote automation and troubleshooting, is integrated directly into Cisco SD-WAN Manager. This integration provides the capability to enable or disable the RADKit service using the API in Cisco SD-WAN Manager.

Need help?

Open a support case

(Requires a Cisco Service Contract)

The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Exceptions may be present in the documentation due to language that is hardcoded in the user interfaces of the product software, language used based on RFP documentation, or language that is used by a referenced third-party product. Learn more about how Cisco is using Inclusive Language.