iptables tag

5 questions

2 answers
111 views
0

How to return ip that was rejected by mistake in iptable

iptables-I INPUT-s Wrong ip-j DROP What should I do to get this back?Also, please tell me how to check it.

2 years ago

1 answers
96 views
0

Types of NAPT Configuration in CentOS 5 and How to Investigate Forwarding Destinations

For example, one server (123.45.67.89) had a large Tomcat instance running.The DNS server is located in the enterprise.Separate subdomains for each application and A.comB.comC.com...Z.comLet's say Whe...

network iptables

2 years ago

1 answers
141 views
0

About attacks that can't be prevented by using iptables

SMTP SASL Bluetooth attack from IP of 185.234.217.194 and continuous Bluetooth attack with iptables configuration files and commands, even though this IP's INPUT policy was DROP.Currently, I temporari...

postfix iptables dovecot

2 years ago

1 answers
114 views
0

Error Running iptables in CentOS on Docker Container

#iptables-LFATAL: Could not load/lib/modules/4.9.184-linuxkit/modules.dep: No such file or directoryiptables v1.4.7: can't initialize iptables table `filter': Permission denied (you must be root)Perha...

centos docker iptables

2 years ago

1 answers
141 views
0

I ACCEPTed the port with iptables, but I can't see which process is being used in netstat, etc.

Prerequisites/What you want to achieveYou are trying to improve the connection error on the redis server.I have two questions.I wrote the settings on iptables to open the port to which I am connecting...

linux centos iptables

2 years ago

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