tstest/natlab: add comments to conns4/conns6.

Signed-off-by: David Anderson <danderson@tailscale.com>
6 years ago · 80a14c49c6
parent c53b154171
commit 80a14c49c6
1 changed files with 2 additions and 2 deletions
--- a/tstest/natlab/natlab.go
+++ b/tstest/natlab/natlab.go
@ -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) {