Cisco IOS XE 17.18 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Cisco IOS XE 17.18 is actively supported. It reaches end of life on 8 Aug 2029.
1,095 days of security support left
25% of this branch's supported lifetime has elapsed — 8 Aug 2025 → 8 Aug 2029.
Support timeline
Official dates from the Cisco IOS XE release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 8 Aug 2025 | — |
| End of life (scheduled) | 8 Aug 2029 | in 1,095 days |
| Active support ended | 8 Feb 2028 | security fixes only after this |
| Latest release | — | current |
How much runway a newer branch buys
Cisco IOS XE 17.18 is the newest branch — this is the longest runway currently available.
| Branch | End of life | Days left | vs 17.18 |
|---|---|---|---|
| Cisco IOS XE 17.18 | 8 Aug 2029 | 1,095 | this branch |
| Cisco IOS XE 17.15 | 9 Aug 2028 | 731 | -364 days |
| Cisco IOS XE 17.12 | 28 Jul 2027 | 353 | -742 days |
Frequently asked questions
When does Cisco IOS XE 17.18 reach end of life?
Cisco IOS XE 17.18 reaches end of life on 8 Aug 2029 — 1,095 days from now. After that date it receives no security fixes.
Is Cisco IOS XE 17.18 still supported?
Yes. Cisco IOS XE 17.18 is currently maintained. Latest release: —.
What happens when Cisco IOS XE 17.18 reaches end of life?
Security fixes stop. After 8 Aug 2029 this branch receives no further updates under standard support.
How long do I have to upgrade from Cisco IOS XE 17.18?
1,095 days. This is already the newest branch, so this is the longest runway currently available.