FTP已连接，但未显示目录

我有两个网络连接。一个是理念，另一个是依赖。当我使用idea时，它工作得很好，但当我使用Reliance internet连接时，它显示超时错误

Status: Resolving address of royaleimpex.in
Status: Connecting to 208.91.198.76:21...
Status: Connection established, waiting for welcome message...
Status: Initializing TLS...
Error:  Connection timed out after 20 seconds of inactivity
Error:  Could not connect to server
Status: Waiting to retry...
Status: Resolving address of royaleimpex.in
Status: Connecting to 208.91.198.76:21...
Status: Connection established, waiting for welcome message...
Response:   220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
Response:   220-You are user number 5 of 150 allowed.
Response:   220-Local time is now 10:01. Server port: 21.
Response:   220-This is a private system - No anonymous login
Response:   220-IPv6 connections are also welcome on this server.
Response:   220 You will be disconnected after 5 minutes of inactivity.
Command:    AUTH TLS
Response:   234 AUTH TLS OK.
Status: Initializing TLS...
Error:  Connection timed out after 20 seconds of inactivity
Error:  Could not connect to server

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FTP被动端口存在问题，请联系您的服务器管理员，让他们在您的服务器防火墙和FTP配置中启用被动端口，

请将问题转移到。在这儿。