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[update] iptables allows apt-get and dns

This commit is contained in:
xdrm-brackets 2017-05-10 15:50:13 +02:00
parent a934e22f0e
commit e0e3d2b43a
1 changed files with 12 additions and 7 deletions
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19
clone/utility/iptables
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@ -6,18 +6,23 @@ iptables -P INPUT DROP;
# maintenance # maintenance
iptables -A INPUT -p tcp -m tcp --dport 22 -j ACCEPT; iptables -A INPUT -p tcp -m tcp --dport 22 -j ACCEPT;
iptables -A OUTPUT -p tcp -m tcp --sport 22 -j ACCEPT;
# SMMP-server # SMMP-server
iptables -A INPUT -p tcp -m tcp --sport 22 -j ACCEPT;
iptables -A OUTPUT -p tcp -m tcp --dport 22 -j ACCEPT; iptables -A OUTPUT -p tcp -m tcp --dport 22 -j ACCEPT;
# SMMP # SMMP
iptables -A INPUT -p tcp -m tcp --sport 443 -j ACCEPT;
iptables -A OUTPUT -p tcp -m tcp --dport 443 -j ACCEPT; iptables -A OUTPUT -p tcp -m tcp --dport 443 -j ACCEPT;
# apt-get
iptables -A OUTPUT -m state --state RELATED,ESTABLISHED -j ACCEPT;
iptables -A OUTPUT -p tcp --dport 80 -m state --state NEW -j ACCEPT;
# dns # dns
iptables -A OUTPUT -p udp --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT; iptables -A OUTPUT -p tcp --dport 53 -m state --state NEW -j ACCEPT;
iptables -A INPUT -p udp --sport 53 -m state --state ESTABLISHED -j ACCEPT; iptables -A OUTPUT -p udp --dport 53 -m state --state NEW -j ACCEPT;
iptables -A OUTPUT -p tcp --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT;
iptables -A INPUT -p tcp --sport 53 -m state --state ESTABLISHED -j ACCEPT; # accept as INPUT all already ESTABLISHED connections
iptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT;
# accept to OUTPUT all already ESTABLISHED connections
iptables -A OUTPUT -m state --state RELATED,ESTABLISHED -j ACCEPT;