Field Notices
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Cisco VG450 Analog Voice Gateway
- 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 20/Jan/2026
- Field Notice: FN74146 - Limited Number of Cisco Catalyst Routers Can Experience Memory Failures - Hardware Upgrade Available 20/Dec/2024
- 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
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Cisco VG420 Analog Voice Gateway
- 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 20/Jan/2026
- 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
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Cisco VG400 Analog Voice Gateway
- 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 20/Jan/2026
- 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
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Cisco VG3X0 Analog Voice Gateway
Support Documentation
Security Notices