Cum sa configurezi firewall-ul (iptables) in CentOS pentru XRPD

Configurare noua (How To)

Situatie

Daca, dupa ce ai instalat XRDP -ul, este posibil sa nu te poti conecta.

Trebuie editate anumite setari in iptables pentru a permite conexiunea de remote desktop.

Mai jos iti voi arata cateva comenzi pentru a putea adauga exceptia in iptables.

 

Solutie

[root@centos]# iptables -I INPUT -p tcp -m state --state NEW -m tcp --dport 3389 -j ACCEPT
[root@centos]# service iptables save
iptables: Saving firewall rules to /etc/sysconfig/iptables:[  OK  ]
[root@centos]# service iptables restart
iptables: Setting chains to policy ACCEPT: filter          [  OK  ]
iptables: Flushing firewall rules:                         [  OK  ]
iptables: Unloading modules:                               [  OK  ]
iptables: Applying firewall rules:                         [  OK  ]
[root@centos]#
[root@centos]# iptables -L
Chain INPUT (policy ACCEPT)
target    prot opt source              destination
ACCEPT    tcp  --  anywhere     anywhere            state NEW tcp dpt:ms-wbt-server
ACCEPT    all  --  anywhere     anywhere            state RELATED,ESTABLISHED
ACCEPT    icmp --  anywhere     anywhere
ACCEPT    all  --  anywhere     anywhere
ACCEPT    tcp  --  anywhere     anywhere            state NEW tcp dpt:ssh
REJECT    all  --  anywhere     anywhere            reject-with icmp-host-prohibited
Chain FORWARD (policy ACCEPT)
target     prot opt source              destination
REJECT     all  --  anywhere     anywhere           reject-with icmp-host-prohibited
Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination

Tip solutie

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