Field Notices
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Cisco 1100 Integrated Services Router
- Field Notice: FN74158 - Limited Number of Cisco 1100 Integrated Services Routers Can Experience Memory Failures - Hardware Upgrade Available 02/Oct/2024
- Field Notice: FN72510 - Cisco IOS XE Software: Weak Cryptographic Algorithms Are Not Allowed by Default for IPsec Configuration in Certain Cisco IOS XE Software Releases - Configuration Change Recommended 10/Jan/2024
- Field Notice: FN72323 - Cisco IOS XE Software: QuoVadis Root CA 2 Decommission Might Affect Smart Licensing, Smart Call Home, and Other Functionality - Software Upgrade Recommended 05/Oct/2023
- Field Notice: FN72415 - QuoVadis Root CA 2 Decommission Might Affect AireOS Smart Licensing and Smart Call Home, and Mobility Express Software Downloads from Cisco.com - Software Upgrade Recommended 05/Oct/2023
- Field Notice: FN72382 - C111x Hardware Shipments after February 3, 2025, Require a Minimum Cisco IOS Software Version - Software Upgrade Recommended 29/Sep/2023
- Field Notice: FN72578 - Cisco IOS XE - Smart Licensing Using Policy Might Cause High CPU/Memory Usage - Software Upgrade Recommended 29/Sep/2023
- Field Notice: FN - 72570 - Weak Cryptographic Algorithms Are Not Allowed by Default for OSPF IPsec Configuration in Cisco IOS XE Release 17.11.1 and Later - Configuration Change Recommended 29/Jun/2023
- Field Notice: FN - 72511 - RSA Keys Less Than 2048 Bits Are Not Supported for SSH in Cisco IOS XE Release 17.11.1 and Later - Workaround Provided 16/May/2023
- Field Notice: FN - 72304 - ISR 1000 with ROMMON 17.6.1 Cannot Be Downgraded to Earlier Versions - Software Upgrade Recommended 02/Feb/2022
- Field Notice: FN - 72209 - ISR C1161 Units Experience Silent Reloads - BIOS/Firmware Upgrade Recommended 25/Jun/2021
- Field Notice: FN - 70585 - Devices Upgraded to ROM Monitor 16.12(1r) or Later Might Fail to Boot Due to Incorrectly Programmed Cookie PID Field - Software Upgrade Recommended 02/Nov/2020