2.21. GRE
These log messages refer to the GRE (GRE events) category.
2.21.1. failed_to_setup_gre_tunnel (ID: 02200001)
Default Severity WARNING
Log Message Failed to setup open tunnel from <local_ip> to <remote_ip>
Explanation Unable to setup GRE tunnel with endpoint.
Gateway Action drop
Recommended Action Check CONN usage and local routing.
Revision 1
Parameters local_ip
remote_ip
2.21.2. gre_bad_flags (ID: 02200002)
Default Severity WARNING
Log Message GRE packet with bad flag(s). Packet dropped
Explanation Received GRE packet with a bad flag combination.
Gateway Action drop
Recommended Action Check GRE endpoint configuration.
Revision 1
Context Parameters Packet Buffer
2.21.3. gre_bad_version (ID: 02200003)
Default Severity WARNING
Log Message GRE packet with bad version (not 0). Packet dropped
Explanation Received GRE packet with bad version.
Gateway Action drop
Recommended Action Check GRE endpoint configuration.
Revision 1
Context Parameters Packet Buffer
Chapter 2: Log Message Reference
272
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