So as NourAyman said.
KRYLFILTER is a TCP proxy, it opens 2 ports (normally) 15779, 15884 the whole idea is to change and block your server ports [Entry2] & [Entry7] in normal a standard SrNodeData.ini
KRYLFILTER setup
CLIENT <> KRYLFILTER <> GATEWAYSERVER
CLIENT <> KRYLFILTER <> AGENTSERVER...