Cisco Catalyst SD-WAN Control Components and Device Management Guide, Releases 26.x and Later

Feature history: System logging

Updated: June 9, 2026

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Describes developments in system logging, release by release.

Developments in system logging, release by release.

Table 1. Feature history
Feature Name	Release Information	Description
Ability to Send Syslog Messages over TLS	Cisco IOS XE Catalyst SD-WAN Release 17.2.1r	This feature allows you to transport syslog messages to external configured hosts by establishing a Transport Layer Security (TLS) connection. Using the TLS protocol enables the content of syslog messages to remain confidential, secure, and untampered or unaltered during each hop.
Remote Logging Over TCP and TLS in Cisco Catalyst SD-WAN Control Components	Cisco Catalyst SD-WAN Control Components Release 20.13.1	The feature allows remote logging of syslog messages through TCP and TLS. This feature is now available on Cisco Catalyst SD-WAN Control Components (Cisco Catalyst SD-WAN Controller, Cisco Catalyst SD-WAN Validator, and Cisco Catalyst SD-WAN Manager) in addition to Cisco IOS XE Catalyst SD-WAN devices.

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