大约有 800 项符合查询结果（耗时：0.0224秒） [XML]
DendritasMqtt 拓展：用于 websocket 的Mqtt扩展 - App Inventor 2 拓展 - ...
...ritasMqtt 拓展：用于 websocket 的Mqtt扩展，附件可下载。MQTT TCP 拓展：提供MQTT服务的拓展，收费的，感觉没啥用，了解下即可，附件有稍旧的免费版本。这个拓展感觉应该是原始版本，支持原生的TCP协议，用最新版本即可：https://ww...
What is the difference between active and passive FTP?
...ent and server, the command and data channels, which are actually separate TCP connections.
The command channel is for commands and responses while the data channel is for actually transferring files.
This separation of command information and data into separate channels a nifty way of being able ...
How to open a web server port on EC2 instance
...ly clear to me from the linked instructions, but you should select "Custom TCP". Otherwise you won't be able to change the port.
– KKOrange
Dec 12 '19 at 1:39
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What is the difference between ports 465 and 587?
...ice Name and Transport Protocol Port Number Registry
“Revoking the smtps TCP port” - Email from Internet Mail Consortium director Paul Hoffman, 12 Nov 1998.
RFC 6409 - Message Submission for Mail
RFC 5321 - Simple Mail Transfer Protocol
RFC 3207 - SMTP Service Extension for Secure SMTP over Tran...
程序员之网络安全系列（五）：数字证书以及12306的证书问题 - 更多技术 - ...
...zon.com的公钥A, 然后我们就可以用这个公钥A和amazon.com进行通信，因为只有amazon.com 有私钥B, 所以只有amazon.com才能解开信息。
注意 权威机构的证书都是内置在操作系统里的。
由此可见，一个证书受不受信任，那就要看你要不...
Redis - Connect to Remote Server
... Action From
-- ------ ----
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6379/tcp ALLOW Anywhere
6379/tcp (v6) ALLOW Anywhere (v6)
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# To open the port
$ sudo ufw allow 6379/tcp
Restart Redis service
Do not forget to restart the Redis service for changes...
What port is a given program using? [closed]
...need more functionality than netstat provides, vasac suggests that you try TCPView.
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Find the host name and port using PSQL commands
...stat -plunt |grep postmaster
and you will see something similar as this
tcp 0 0 127.0.0.1:5432 0.0.0.0:* LISTEN 140/postgres
tcp6 0 0 ::1:5432 :::* LISTEN 140/postgres
in this case, port number is 5432 whi...
Linux: is there a read or recv from socket with timeout?
...w, select, pselect, poll, has a timeout field, but using of them disables "tcp fast-path" in tcp reno stack.
5 Answers
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MySQL Workbench: How to keep the connection alive
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If you are using a "Standard TCP/IP over SSH" type of connection, under "Preferences"->"Others" there is "SSH KeepAlive" field. It took me quite a while to find it :(
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