tstest/natlab: add comments to conns4/conns6.
@@ -207,8 +207,8 @@ type Machine struct {
interfaces []*Interface
routes []routeEntry // sorted by longest prefix to shortest
- conns4 map[netaddr.IPPort]*conn
- conns6 map[netaddr.IPPort]*conn
+ conns4 map[netaddr.IPPort]*conn // conns that want IPv4 packets
+ conns6 map[netaddr.IPPort]*conn // conns that want IPv6 packets
}
func (m *Machine) deliverIncomingPacket(p []byte, dst, src netaddr.IPPort) {
