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IP: 233.0.0.78, Port: 21

Test Port from Server (47.88.15.2) to IP 233.0.0.78

No.1/4 Test Host(233.0.0.78):Port(21) Result: Network is unreachable: 101, Down!
No.2/4 Test Host(233.0.0.78):Port(21) Result: Network is unreachable: 101, Down!
No.3/4 Test Host(233.0.0.78):Port(21) Result: Network is unreachable: 101, Down!
No.4/4 Test Host(233.0.0.78):Port(21) Result: Network is unreachable: 101, Down!
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