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FN - 72520 - Some Cisco DNA Center Appliances Shipped Between September 2022 and November 2022 Have Incorrect Firmware Installed - BIOS/Firmware Upgrade Recommended
Cisco 3850: IOS-XE/Firmware Upgrade
(Install Mode)
NOTE:
This procedure is aimed at Cisco 3850 switch ONLY.IOS-XE Bundle Mode is not covered. 9300, 9500 (vanilla & high-performance), ISR 1k, ISR 4k and ASR is not covered. Router(s) & switch(es) r...
NotesA Word from our Sponsors:Introduction:Section 1: General ProcedureSection 2: ROMMON UpgradeSection 3: Cellular Modem Firmware UpgradeSection 4: GOTCHA
Notes
This procedure is aimed at Cisco ISR 1k, ISR 4k and ASR 1k router ONLY.IOS-XE Bundle Mo...
The details in the August 2026 Cisco IOS XE Software Security Hardening Release are vague. The intention is deliberate.
It is up to each individual decision maker to comply or not with the security bulletin. Those who comply are usually bound by re...
@sainathp wrote:I was able to successfully upgrade to 17.12.7b.
Please refer to Cisco IOS XE Software Security Hardening Release: August 2026.
IOS-XE version 17.12.7b is vulnerable version.
@onlyforpracticeuse wrote:Has anyone implemented similar edge routing setups for vehicle telemetry in automotive retail environments? Any best practices for maintaining stable connectivity across broad vehicle inventory lots would be greatly apprecia...