Using server nntest.cnc-online.net:30000
Bound to local port 59446
Bound to local alternate port 59447
Resolving hostname 'nntest.cnc-online.net'...
Resolved server host to be '37.247.49.213'
Sending client INIT from port 59446 to nntest.cnc-online.net:30000
Received server INIT [954467]
Our public address is 77.49.11.205:58631
Sending client INIT2 [954467] from port 59447 to nntest.cnc-online.net:30000
Received server INIT2 [954467]
Our alternate public address is 77.49.11.205:58632
Sending cient START [954467] from port 59447 to nntest.cnc-online.net:30000
Received server START [954467]
Server extra port is 40000
Sending client PING [954467] from port 59446 to nntest.cnc-online.net:40000
FAILURE
failed to receive any pings from nntest.cnc-online.net :40000.
It appears your router and/or connection is not capable of NAT negotiation.
==> You will need to use port forwarding and possibly configure a static port.