Home Operation and Maintenance Linux Operation and Maintenance Telnet cannot connect tomcat port in linux

Telnet cannot connect tomcat port in linux

Feb 14, 2020 pm 04:29 PM
linux tomcat

Telnet cannot connect tomcat port in linux

Problem:

Telnet under Windows and Tomcat under Linux cannot work.

Reason:

Firewall setting problem under Linux /etc/sysconfig/iptables

Related video sharing: linux video tutorial

Solution:

1. Turn off the firewall under Linux

service iptables stop
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2. Add firewall access permissions for the tomcat port

vim /etc/sysconfig/iptables
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Copy a development command for port 22

-A INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT
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Add it at the end and change 22 to your tomcat port number.

3. Restart the service

service iptables restart
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4. Restart tomcat

Recommended related articles and tutorials: linux tutorial

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