#!/bin/sh multipathip=$(dig +short A amiusingmptcp.de | tr -d "\n") ipset add ss_rules_dst_bypass $multipathip > /dev/null 2>&1 tracebox -v -n -p IP/TCP/MSS/MPCAPABLE/WSCALE amiusingmptcp.de ipset del ss_rules_dst_bypass $multipathip > /dev/null 2>&1