无法使用telnet连接到Apple Push Notification服务器

Question

我尝试使用以下方法测试与Apple推送通知服务器的连接：

telnet gateway.push.apple.com 2195

但我得到了答复：

Trying 17.172.232.48...
Trying 17.172.234.193...
Trying 17.172.234.185...
Trying 17.172.238.223...
Trying 17.172.232.50...
Trying 17.172.233.143...
Trying 17.172.232.41...
Trying 17.172.232.24...
telnet: Unable to connect to remote host: Connection timed out

有什么想法吗？

Answer 1

这是防火墙的问题。