return-rst

Description

Sends a reset segment (connection refused error) back to a peer if a TCP packet specified by the rule is blocked by the firewall.

Synopsis

block in return-rst proto tcp address_scope [port op port_value ]

address_scope can be a unique IP address, an address space, or the keywords !, all, me, or any.

op is a mathematical operator. For more information, see .

port_value is an individual port or an interval.