Tip of the day: If you still have users on plaintext port 6667, consider enabling Strict Transport Security to gently move users to SSL/TLS on port 6697.


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UnrealIRCd supports the CIDR notation when allowing/disallowing IP's. This can be used in bans, allow blocks, oper::mask, etc. etc. If you prefer to use CIDR, you can use it.

An example of CIDR would be which matches through In this example we could just as easily have written 127.*.

For more information see Wikipedia - CIDR.