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Cisco Bug: CSCvu26296 - ASA interface ACL dropping snmp control-plane traffic from ASA

Last Modified

Sep 17, 2020

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases


Description (partial)

ASA running 9.14 generating massive amounts of syslogs pertaining to snmp and the nlp_int_tap interface (example below):

%ASA-4-106023: Deny udp src nlp_int_tap: dst inside: by access-group "inside_access_out" [0x0, 0x0]

- ASA 9.14 configured to offload snmp traps to snmp server (any version 1|2c|3)
- ASA configured with outbound ACL not explicitly permitting aforementioned snmp traffic
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