Cisco IOS XE 17.18 Update Version Cisco IOS XE 17.18.x

Cisco IOS XE 17.18.x release notes for C8400 Secure Series Routers cover 17.18.1a and 17.18.2. Highlights include Hosted Edge Services, SRv6 and GRE-TP enhancements, security policy management, and multiple resolved and open issues.

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Product Information

Vendor: Cisco

Product: IOS XE

Product type: Other

Platform: Network Device

Variant: 17.18

Version: Cisco IOS XE 17.18.x

Vendor information published: Dec 4, 2025

Original release notes: View on vendor site

Published on updatealert.io: Jun 5, 2026

Description: Network operating system software for Cisco enterprise routers and switches.