This seems the relevant part: "Swarm": {"AddrFilters":["/ip4/10.0.0.0/ipcidr/8","/ip4/100.64.0.0/ipcidr/10","/ip4/169.254.0.0/ipcidr/16","/ip4/172.16.0.0/ipcidr/12","/ip4/192.0.0.0/ipcidr/24","/ip4/192.0.0.0/ipcidr/29","/ip4/192.0.0.8/ipcidr/32","/ip4/192.0.0.170/ipcidr/32","/ip4/192.0.0.171/ipcidr/32","/ip4/192.0.2.0/ipcidr/24","/ip4/192.168.0.0/ipcidr/16","/ip4/198.18.0.0/ipcidr/15","/ip4/198.51.100.0/ipcidr/24","/ip4/203.0.113.0/ipcidr/24","/ip4/240.0.0.0/ipcidr/4","/ip6/100::/ipcidr/64","/ip6/2001:2::/ipcidr/48","/ip6/2001:db8::/ipcidr/32","/ip6/fc00::/ipcidr/7","/ip6/fe80::/ipcidr/10"],"ConnMgr":{"GracePeriod":"20s","HighWater":900,"LowWater":600,"Type":"basic"},"DisableBandwidthMetrics":false,"DisableNatPortMap":true,"DisableRelay":false,"EnableAutoNATService":false,"EnableAutoRelay":false,"EnableRelayHop":false}
}