The per-second rate of messages dropped at the external edge because the federation type of the domain is incompatible with previous messages.
The per-second rate of incoming responses dropped because they could not be processed (due to bad headers, insufficient routing ...
The per-second rate of messages dropped at the external edge because hosting of users on multiple deployments is disabled. ...
The per-second rate of messages dropped at the external edge because the domain is not locally supported and all federation ...
The per-second rate of messages dropped at the external edge because the domain resolved by DNS SRV to a server that is blocked ...
The per-second rate of messages dropped at the external edge because the federation type of the domain is incompatible with ...
The per-second rate of messages dropped at the external edge because the user is not authorized to communicate with federated ...
The per-second rate of messages dropped at the external edge because the user is not authorized to communicate with public ...
The per-second rate of messages dropped at the external edge that cannot be routed to a hosting service because the domain ...
The per-second rate of messages dropped at the external with a domain that resolved by DNS SRV to multiple FQDNs that match ...