求助SSH SOCKS5 conection Client conection closed before completion of protocol

raycm

之前特价买了个ChicagoVPS的 VPS，设置好扶墙用着还不错。但是SSH偶然抽风，主要是使用Bitvise的时候一会儿就会出现以下字样：

12:21:15.536 Accepted SOCKS5 connection from 127.0.0.1:56077 to r2---sn-q4f7sn7d.googlevideo.com:443.
12:21:15.537 Accepted SOCKS5 connection from 127.0.0.1:56078 to r2---sn-q4f7sn7d.googlevideo.com:443.
12:21:16.479 Accepted SOCKS5 connection from 127.0.0.1:56079 to d.adroll.com:443.
12:21:16.550 Accepted SOCKS5 connection from 127.0.0.1:56080 to s-static.ak.FB.com:443.
12:21:56.276 SOCKS5 connection from 127.0.0.1:56088 failed: Client connection closed before completion of protocol.
12:21:56.412 SOCKS5 connection from 127.0.0.1:56090 failed: Client connection closed before completion of protocol.
12:22:04.286 SOCKS5 connection from 127.0.0.1:56092 failed: Client connection closed before completion of protocol.
12:22:04.287 SOCKS5 connection from 127.0.0.1:56093 failed: Client connection closed before completion of protocol.
12:22:14.280 SOCKS5 connection from 127.0.0.1:56094 failed: Client connection closed before completion of protocol.
12:22:14.281 SOCKS5 connection from 127.0.0.1:56095 failed: Client connection closed before completion of protocol.
12:22:26.277 SOCKS5 connection from 127.0.0.1:56098 failed: Client connection closed before completion of protocol.
12:22:26.413 SOCKS5 connection from 127.0.0.1:56099 failed: Client connection closed before completion of protocol.
12:22:34.288 SOCKS5 connection from 127.0.0.1:56100 failed: Client connection closed before completion of protocol.
12:22:34.289 SOCKS5 connection from 127.0.0.1:56101 failed: Client connection closed before completion of protocol.
12:22:44.281 SOCKS5 connection from 127.0.0.1:56103 failed: Client connection closed before completion of protocol.
12:22:44.282 SOCKS5 connection from 127.0.0.1:56104 failed: Client connection closed before completion of protocol.


已修改SSH 端口几次，包括22224，50001等尝试，无果。
已修改AllowTCPForwarding YES和 NO选项，无果。
已修改AllowDNS YeS 和NO 选项，无果。

跪求帮助解决，谢谢。