76.14.1.122 等都是我ISV的外网地址，我在公司都可以PING的。你也该可以！

H:\>ping 76.14.1.122

Pinging 76.14.1.122 with 32 bytes of data:
Reply from 76.14.1.122: bytes=32 time=10ms TTL=244
Reply from 76.14.1.122: bytes=32 time=10ms TTL=244
Reply from 76.14.1.122: bytes=32 time=9ms TTL=244
Reply from 76.14.1.122: bytes=32 time=10ms TTL=244

Ping statistics for 76.14.1.122:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 9ms, Maximum = 10ms, Average = 9ms

H:\>ping 76.14.1.121

Pinging 76.14.1.121 with 32 bytes of data:
Reply from 76.14.1.121: bytes=32 time=21ms TTL=245
Reply from 76.14.1.121: bytes=32 time=78ms TTL=245
Reply from 76.14.1.121: bytes=32 time=73ms TTL=245
Reply from 76.14.1.121: bytes=32 time=79ms TTL=245

Ping statistics for 76.14.1.121:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 21ms, Maximum = 79ms, Average = 62ms

H:\>ping 76.14.1.126

Pinging 76.14.1.126 with 32 bytes of data:
Reply from 76.14.1.126: bytes=32 time=13ms TTL=244
Reply from 76.14.1.126: bytes=32 time=15ms TTL=244
Reply from 76.14.1.126: bytes=32 time=12ms TTL=244
Reply from 76.14.1.126: bytes=32 time=13ms TTL=244

Ping statistics for 76.14.1.126:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 12ms, Maximum = 15ms, Average = 13ms

H:\>ping 76.14.151.18

Pinging 76.14.151.18 with 32 bytes of data:
Reply from 76.14.151.18: bytes=32 time=13ms TTL=53
Reply from 76.14.151.18: bytes=32 time=12ms TTL=53
Reply from 76.14.151.18: bytes=32 time=16ms TTL=53
Reply from 76.14.151.18: bytes=32 time=14ms TTL=53

Ping statistics for 76.14.151.18:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 12ms, Maximum = 16ms, Average = 13ms

H:\>