Field Notices
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Cisco ASR 1000 Series IOS XE SD-WAN
- Field Notice: FN74146 - Limited Number of Cisco Catalyst 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: 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 - 72265 - Expired PKI Certificate on vEdge, ISR, and ASR Routers Causes SD-WAN Umbrella DNS Connections to Fail - Software Upgrade Recommended 23/Nov/2021
- Field Notice: FN - 72105 - SUDI Certificate Expires When Registered to a PKI and Used to Configure Certain Functionalities on Cisco IOS and IOS XE Platforms - Workaround Provided 30/Apr/2021
- Field Notice: FN - 70495 - ASR1001-X ROMMON Downgraded to a Version Earlier Than 16.2(1r) or Cisco IOS XE Downgraded to a Version Earlier Than Cisco IOS XE 3.16.2/3.15.2 Will Fail to Boot - Software Upgrade Recommended 22/Jan/2020
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Cisco CSR 1000V Series IOS XE SD-WAN
- 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: FN72578 - Cisco IOS XE - Smart Licensing Using Policy Might Cause High CPU/Memory Usage - Software Upgrade Recommended 29/Sep/2023
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Cisco ISR 4000 Series IOS XE SD-WAN
- Field Notice: FN74146 - Limited Number of Cisco Catalyst 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: FN72578 - Cisco IOS XE - Smart Licensing Using Policy Might Cause High CPU/Memory Usage - Software Upgrade Recommended 29/Sep/2023
- Field Notice: FN - 72265 - Expired PKI Certificate on vEdge, ISR, and ASR Routers Causes SD-WAN Umbrella DNS Connections to Fail - Software Upgrade Recommended 23/Nov/2021
- Field Notice: FN - 72105 - SUDI Certificate Expires When Registered to a PKI and Used to Configure Certain Functionalities on Cisco IOS and IOS XE Platforms - Workaround Provided 30/Apr/2021
- Field Notice: FN - 70495 - ASR1001-X ROMMON Downgraded to a Version Earlier Than 16.2(1r) or Cisco IOS XE Downgraded to a Version Earlier Than Cisco IOS XE 3.16.2/3.15.2 Will Fail to Boot - Software Upgrade Recommended 22/Jan/2020
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Cisco ISR 1000 Series IOS XE SD-WAN
- Field Notice: FN74146 - Limited Number of Cisco Catalyst 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: 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 - 72509 - Weak cryptographic algorithms are not allowed for SNMP user configuration after IOS XE 17.11.1a release - Configuration Change Recommended 15/Aug/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 - 72265 - Expired PKI Certificate on vEdge, ISR, and ASR Routers Causes SD-WAN Umbrella DNS Connections to Fail - Software Upgrade Recommended 23/Nov/2021
- Field Notice: FN - 72105 - SUDI Certificate Expires When Registered to a PKI and Used to Configure Certain Functionalities on Cisco IOS and IOS XE Platforms - Workaround Provided 30/Apr/2021
- Field Notice: FN - 70495 - ASR1001-X ROMMON Downgraded to a Version Earlier Than 16.2(1r) or Cisco IOS XE Downgraded to a Version Earlier Than Cisco IOS XE 3.16.2/3.15.2 Will Fail to Boot - Software Upgrade Recommended 22/Jan/2020
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