Pinging dynamic-adsl.viettel.vn [117.2.121.203] with 32 bytes of data: Reply from 117.2.121.203: bytes=32 time=383ms TTL=45 Reply from 117.2.121.203: bytes=32 time=385ms TTL=45 Reply from 117.2.121.203: bytes=32 time=386ms TTL=45 Reply from 117.2.121.203: bytes=32 time=388ms TTL=45 Ping statistics for 117.2.121.203: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss), Approximate round trip times in milli-seconds: Minimum = 383ms, Maximum = 388ms, Average = 385ms