core network better iptables documentation

9 files changed, 566 insertions, 226 deletions

diff --git a/core/conf/iptables/ipt-bridge.sh b/core/conf/iptables/ipt-bridge.sh
index a54cbf2..cd93687 100644
--- a/core/conf/iptables/ipt-bridge.sh
+++ b/core/conf/iptables/ipt-bridge.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 echo "setting bridge network..."
-source /etc/iptables/ipt-conf.sh
-source /etc/iptables/ipt-firewall.sh
+source ipt-conf.sh
+source ipt-firewall.sh
 ipt_clear
 ipt_tables
 
@@ -133,4 +133,4 @@ $IPT -A OUTPUT -o ${BR_IF} -s ${PUB_IP} -j cli_http_out
 ## log everything else and drop
 ipt_log
 
-iptables-save > /etc/iptables/bridge.v4
+iptables-save > bridge.v4
diff --git a/core/conf/iptables/ipt-open.sh b/core/conf/iptables/ipt-open.sh
new file mode 100644
index 0000000..3ef1254
--- /dev/null
+++ b/core/conf/iptables/ipt-open.sh
@@ -0,0 +1,47 @@
+#!/bin/bash
+
+echo "setting client network..."
+source ipt-conf.sh
+source ipt-firewall.sh
+ipt_clear
+ipt_tables
+
+# Unlimited on loopback
+$IPT -A INPUT -i lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
+$IPT -A OUTPUT -o lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
+
+####### Input Chain ######
+$IPT -A INPUT -j blocker
+
+$IPT -A INPUT -i ${PUB_IF} -j cli_dns_in
+$IPT -A INPUT -i ${PUB_IF} -j cli_http_in
+$IPT -A INPUT -i ${PUB_IF} -j cli_https_in
+$IPT -A INPUT -i ${PUB_IF} -j cli_git_in
+$IPT -A INPUT -i ${PUB_IF} -j cli_ssh_in
+$IPT -A INPUT -i ${PUB_IF} -j srv_icmp
+$IPT -A INPUT -i ${PUB_IF} -j cli_pops_in
+$IPT -A INPUT -i ${PUB_IF} -j cli_smtps_in
+$IPT -A INPUT -i ${PUB_IF} -j cli_irc_in
+$IPT -A INPUT -i ${PUB_IF} -j cli_ftp_in
+$IPT -A INPUT -i ${PUB_IF} -j cli_gpg_in
+
+
+####### Output Chain ######
+$IPT -A OUTPUT -j blocker
+
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_dns_out
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_https_out
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_ssh_out
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_git_out
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_git_out
+$IPT -A OUTPUT -o ${PUB_IF} -j srv_icmp
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_pops_out
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_smtps_out
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_irc_out
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_ftp_out
+$IPT -A OUTPUT -o ${PUB_IF} -j cli_gpg_out
+
+## log everything else and drop
+ipt_log
+
+iptables-save > open.v4
diff --git a/core/conf/iptables/ipt-server.sh b/core/conf/iptables/ipt-server.sh
index 027cd11..370db60 100644
--- a/core/conf/iptables/ipt-server.sh
+++ b/core/conf/iptables/ipt-server.sh
@@ -1,15 +1,14 @@
-echo "setting server network..."
-source /etc/iptables/ipt-conf.sh
-source /etc/iptables/ipt-firewall.sh
+echo "setting server iptables ..."
+source ipt-conf.sh
+source ipt-firewall.sh
 ipt_clear
 ipt_tables
 
 # Unlimited on loopback
 $IPT -A INPUT -i lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
 $IPT -A OUTPUT -o lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
-$IPT -A INPUT -i lo -s ${PUB_IP} -d ${PUB_IP} -j ACCEPT
-$IPT -A OUTPUT -o lo -s ${PUB_IP} -d ${PUB_IP} -j ACCEPT
-$IPT -A OUTPUT -o lo -s ${PUB_IP} -d 10.255.255.255 -j ACCEPT
+#$IPT -A INPUT -i lo -s ${PUB_IP} -d ${PUB_IP} -j ACCEPT
+#$IPT -A OUTPUT -o lo -s ${PUB_IP} -d ${PUB_IP} -j ACCEPT
 
 ####### Input Chain ######
 $IPT -A INPUT -j blocker
@@ -44,4 +43,4 @@ $IPT -A OUTPUT -o ${PUB_IF} -d ${BR_NET} -j srv_git_out
 ## log everything else and drop
 ipt_log
 
-iptables-save > /etc/iptables/server.v4
+iptables-save > server.v4
diff --git a/core/conf/iptables/open.v4 b/core/conf/iptables/open.v4
new file mode 100644
index 0000000..30e476d
--- /dev/null
+++ b/core/conf/iptables/open.v4
@@ -0,0 +1,210 @@
+# Generated by iptables-save v1.8.2 on Sat Jun  8 23:05:15 2019
+*security
+:INPUT ACCEPT [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+COMMIT
+# Completed on Sat Jun  8 23:05:15 2019
+# Generated by iptables-save v1.8.2 on Sat Jun  8 23:05:15 2019
+*raw
+:PREROUTING ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+COMMIT
+# Completed on Sat Jun  8 23:05:15 2019
+# Generated by iptables-save v1.8.2 on Sat Jun  8 23:05:15 2019
+*nat
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+COMMIT
+# Completed on Sat Jun  8 23:05:15 2019
+# Generated by iptables-save v1.8.2 on Sat Jun  8 23:05:15 2019
+*mangle
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+COMMIT
+# Completed on Sat Jun  8 23:05:15 2019
+# Generated by iptables-save v1.8.2 on Sat Jun  8 23:05:15 2019
+*filter
+:INPUT DROP [0:0]
+:FORWARD DROP [0:0]
+:OUTPUT DROP [0:0]
+:blocker - [0:0]
+:cli_dns_in - [0:0]
+:cli_dns_out - [0:0]
+:cli_ftp_in - [0:0]
+:cli_ftp_out - [0:0]
+:cli_git_in - [0:0]
+:cli_git_out - [0:0]
+:cli_gpg_in - [0:0]
+:cli_gpg_out - [0:0]
+:cli_http_in - [0:0]
+:cli_http_out - [0:0]
+:cli_https_in - [0:0]
+:cli_https_out - [0:0]
+:cli_irc_in - [0:0]
+:cli_irc_out - [0:0]
+:cli_pops_in - [0:0]
+:cli_pops_out - [0:0]
+:cli_smtps_in - [0:0]
+:cli_smtps_out - [0:0]
+:cli_ssh_in - [0:0]
+:cli_ssh_out - [0:0]
+:srv_db_in - [0:0]
+:srv_db_out - [0:0]
+:srv_dhcp - [0:0]
+:srv_dns_in - [0:0]
+:srv_dns_out - [0:0]
+:srv_git_in - [0:0]
+:srv_git_out - [0:0]
+:srv_http_in - [0:0]
+:srv_http_out - [0:0]
+:srv_https_in - [0:0]
+:srv_https_out - [0:0]
+:srv_icmp - [0:0]
+:srv_rip - [0:0]
+:srv_ssh_in - [0:0]
+:srv_ssh_out - [0:0]
+-A INPUT -s 127.0.0.0/8 -d 127.0.0.0/8 -i lo -j ACCEPT
+-A INPUT -j blocker
+-A INPUT -i wlp9s0 -j cli_dns_in
+-A INPUT -i wlp9s0 -j cli_http_in
+-A INPUT -i wlp9s0 -j cli_https_in
+-A INPUT -i wlp9s0 -j cli_git_in
+-A INPUT -i wlp9s0 -j cli_ssh_in
+-A INPUT -i wlp9s0 -j srv_icmp
+-A INPUT -i wlp9s0 -j cli_pops_in
+-A INPUT -i wlp9s0 -j cli_smtps_in
+-A INPUT -i wlp9s0 -j cli_irc_in
+-A INPUT -i wlp9s0 -j cli_ftp_in
+-A INPUT -i wlp9s0 -j cli_gpg_in
+-A INPUT -j LOG --log-prefix "iptables: INPUT: " --log-level 7
+-A FORWARD -j LOG --log-prefix "iptables: FORWARD: " --log-level 7
+-A OUTPUT -s 127.0.0.0/8 -d 127.0.0.0/8 -o lo -j ACCEPT
+-A OUTPUT -j blocker
+-A OUTPUT -o wlp9s0 -j cli_dns_out
+-A OUTPUT -o wlp9s0 -j cli_https_out
+-A OUTPUT -o wlp9s0 -j cli_ssh_out
+-A OUTPUT -o wlp9s0 -j cli_git_out
+-A OUTPUT -o wlp9s0 -j cli_git_out
+-A OUTPUT -o wlp9s0 -j srv_icmp
+-A OUTPUT -o wlp9s0 -j cli_pops_out
+-A OUTPUT -o wlp9s0 -j cli_smtps_out
+-A OUTPUT -o wlp9s0 -j cli_irc_out
+-A OUTPUT -o wlp9s0 -j cli_ftp_out
+-A OUTPUT -o wlp9s0 -j cli_gpg_out
+-A OUTPUT -j LOG --log-prefix "iptables: OUTPUT: " --log-level 7
+-A blocker -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m state --state NEW -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop sync: " --log-level 7
+-A blocker -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m state --state NEW -j DROP
+-A blocker -f -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop frag: "
+-A blocker -f -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,PSH,URG -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,PSH,ACK,URG -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop null: "
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROP
+-A blocker -p tcp -m tcp --tcp-flags SYN,RST SYN,RST -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop syn rst syn rs"
+-A blocker -p tcp -m tcp --tcp-flags SYN,RST SYN,RST -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop xmas: "
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,ACK FIN -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop fin scan: "
+-A blocker -p tcp -m tcp --tcp-flags FIN,ACK FIN -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,ACK,URG -j DROP
+-A blocker -j RETURN
+-A cli_dns_in -p udp -m udp --sport 53 --dport 1024:65535 -j ACCEPT
+-A cli_dns_in -j RETURN
+-A cli_dns_out -p udp -m udp --sport 1024:65535 --dport 53 -j ACCEPT
+-A cli_dns_out -j RETURN
+-A cli_ftp_in -p tcp -m tcp --sport 21 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ftp_in -p tcp -m tcp --sport 20 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A cli_ftp_in -p tcp -m tcp --sport 1024:65535 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ftp_in -j RETURN
+-A cli_ftp_out -p tcp -m tcp --sport 1024:65535 --dport 21 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_ftp_out -p tcp -m tcp --sport 1024:65535 --dport 20 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ftp_out -p tcp -m tcp --sport 1024:65535 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A cli_ftp_out -j RETURN
+-A cli_git_in -p tcp -m tcp --sport 9418 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_git_in -j RETURN
+-A cli_git_out -p tcp -m tcp --sport 1024:65535 --dport 9418 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_git_out -j RETURN
+-A cli_gpg_in -p tcp -m tcp --sport 11371 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_gpg_in -j RETURN
+-A cli_gpg_out -p tcp -m tcp --sport 1024:65535 --dport 11371 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_gpg_out -j RETURN
+-A cli_http_in -p tcp -m tcp --sport 80 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_http_in -p udp -m udp --sport 80 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_http_in -j RETURN
+-A cli_http_out -p tcp -m tcp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_http_out -p udp -m udp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_http_out -j RETURN
+-A cli_https_in -p tcp -m tcp --sport 443 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_https_in -p udp -m udp --sport 443 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_https_in -j RETURN
+-A cli_https_out -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_https_out -p udp -m udp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_https_out -j RETURN
+-A cli_irc_in -p tcp -m tcp --sport 6667 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_irc_in -j RETURN
+-A cli_irc_out -p tcp -m tcp --sport 1024:65535 --dport 6667 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_irc_out -j RETURN
+-A cli_pops_in -p tcp -m tcp --sport 995 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_pops_in -j RETURN
+-A cli_pops_out -p tcp -m tcp --sport 1024:65535 --dport 995 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_pops_out -j RETURN
+-A cli_smtps_in -p tcp -m tcp --sport 465 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_smtps_in -j RETURN
+-A cli_smtps_out -p tcp -m tcp --sport 1024:65535 --dport 465 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_smtps_out -j RETURN
+-A cli_ssh_in -p tcp -m tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ssh_in -p tcp -m tcp --sport 22 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ssh_in -j RETURN
+-A cli_ssh_out -p tcp -m tcp --sport 1024:65535 --dport 2222 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_ssh_out -p tcp -m tcp --sport 1024:65535 --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_ssh_out -j RETURN
+-A srv_db_in -p tcp -m tcp --sport 1024:65535 --dport 5432 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_db_in -j RETURN
+-A srv_db_out -p tcp -m tcp --sport 5432 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A srv_db_out -j RETURN
+-A srv_dhcp -p udp -m udp --sport 68 --dport 67 -j ACCEPT
+-A srv_dhcp -p udp -m udp --sport 67 --dport 68 -j ACCEPT
+-A srv_dhcp -p udp -m udp --sport 67 --dport 67 -j ACCEPT
+-A srv_dhcp -j RETURN
+-A srv_dns_in -p udp -m udp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_dns_in -p tcp -m tcp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_dns_in -j RETURN
+-A srv_dns_out -p udp -m udp --sport 53 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_dns_out -p tcp -m tcp --sport 53 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_dns_out -j RETURN
+-A srv_git_in -p tcp -m tcp --sport 1024:65535 --dport 9418 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_git_in -j RETURN
+-A srv_git_out -p tcp -m tcp --sport 9418 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_git_out -j RETURN
+-A srv_http_in -p tcp -m tcp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_http_in -j RETURN
+-A srv_http_out -p tcp -m tcp --sport 80 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_http_out -j RETURN
+-A srv_https_in -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_https_in -j RETURN
+-A srv_https_out -p tcp -m tcp --sport 443 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_https_out -j RETURN
+-A srv_icmp -p icmp -j ACCEPT
+-A srv_icmp -j RETURN
+-A srv_rip -p udp -m udp --sport 520 --dport 520 -j ACCEPT
+-A srv_rip -j RETURN
+-A srv_ssh_in -p tcp -m tcp --dport 2222 -m state --state NEW -m recent --set --name SSH --mask 255.255.255.255 --rsource -j ACCEPT
+-A srv_ssh_in -p tcp -m tcp --dport 2222 -m recent --update --seconds 60 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j LOG --log-prefix "BLOCKED IP DROP SSH"
+-A srv_ssh_in -p tcp -m tcp --dport 2222 -m recent --update --seconds 60 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j DROP
+-A srv_ssh_in -p tcp -m tcp --sport 1024:65535 --dport 2222 -m state --state ESTABLISHED -j ACCEPT
+-A srv_ssh_in -p tcp -m tcp --dport 22 -m state --state NEW -m recent --set --name SSH --mask 255.255.255.255 --rsource -j ACCEPT
+-A srv_ssh_in -p tcp -m tcp --dport 22 -m recent --update --seconds 60 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j LOG --log-prefix "BLOCKED IP DROP SSH"
+-A srv_ssh_in -p tcp -m tcp --dport 22 -m recent --update --seconds 60 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j DROP
+-A srv_ssh_in -p tcp -m tcp --sport 1024:65535 --dport 22 -m state --state ESTABLISHED -j ACCEPT
+-A srv_ssh_in -j RETURN
+-A srv_ssh_out -p tcp -m tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A srv_ssh_out -p tcp -m tcp --sport 22 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A srv_ssh_out -j RETURN
+COMMIT
+# Completed on Sat Jun  8 23:05:15 2019
diff --git a/core/conf/iptables/server.v4 b/core/conf/iptables/server.v4
new file mode 100644
index 0000000..ed202ee
--- /dev/null
+++ b/core/conf/iptables/server.v4
@@ -0,0 +1,204 @@
+# Generated by iptables-save v1.8.2 on Sat Jun  8 19:50:25 2019
+*security
+:INPUT ACCEPT [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+COMMIT
+# Completed on Sat Jun  8 19:50:25 2019
+# Generated by iptables-save v1.8.2 on Sat Jun  8 19:50:25 2019
+*raw
+:PREROUTING ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+COMMIT
+# Completed on Sat Jun  8 19:50:25 2019
+# Generated by iptables-save v1.8.2 on Sat Jun  8 19:50:25 2019
+*nat
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+COMMIT
+# Completed on Sat Jun  8 19:50:25 2019
+# Generated by iptables-save v1.8.2 on Sat Jun  8 19:50:25 2019
+*mangle
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+COMMIT
+# Completed on Sat Jun  8 19:50:25 2019
+# Generated by iptables-save v1.8.2 on Sat Jun  8 19:50:25 2019
+*filter
+:INPUT DROP [0:0]
+:FORWARD DROP [0:0]
+:OUTPUT DROP [0:0]
+:blocker - [0:0]
+:cli_dns_in - [0:0]
+:cli_dns_out - [0:0]
+:cli_ftp_in - [0:0]
+:cli_ftp_out - [0:0]
+:cli_git_in - [0:0]
+:cli_git_out - [0:0]
+:cli_gpg_in - [0:0]
+:cli_gpg_out - [0:0]
+:cli_http_in - [0:0]
+:cli_http_out - [0:0]
+:cli_https_in - [0:0]
+:cli_https_out - [0:0]
+:cli_irc_in - [0:0]
+:cli_irc_out - [0:0]
+:cli_pops_in - [0:0]
+:cli_pops_out - [0:0]
+:cli_smtps_in - [0:0]
+:cli_smtps_out - [0:0]
+:cli_ssh_in - [0:0]
+:cli_ssh_out - [0:0]
+:srv_db_in - [0:0]
+:srv_db_out - [0:0]
+:srv_dhcp - [0:0]
+:srv_dns_in - [0:0]
+:srv_dns_out - [0:0]
+:srv_git_in - [0:0]
+:srv_git_out - [0:0]
+:srv_http_in - [0:0]
+:srv_http_out - [0:0]
+:srv_https_in - [0:0]
+:srv_https_out - [0:0]
+:srv_icmp - [0:0]
+:srv_rip - [0:0]
+:srv_ssh_in - [0:0]
+:srv_ssh_out - [0:0]
+-A INPUT -s 127.0.0.0/8 -d 127.0.0.0/8 -i lo -j ACCEPT
+-A INPUT -j blocker
+-A INPUT -s 212.55.154.174/32 -d 10.0.0.254/32 -i enp8s0 -j cli_dns_in
+-A INPUT -s 10.0.0.0/8 -d 10.0.0.254/32 -i enp8s0 -j srv_https_in
+-A INPUT -s 10.0.0.0/8 -d 10.0.0.254/32 -i enp8s0 -j srv_ssh_in
+-A INPUT -s 10.0.0.0/8 -d 10.0.0.254/32 -i enp8s0 -j srv_git_in
+-A INPUT -d 10.0.0.254/32 -i enp8s0 -j srv_https_in
+-A INPUT -d 10.0.0.254/32 -i enp8s0 -j cli_https_in
+-A INPUT -d 10.0.0.254/32 -i enp8s0 -j srv_ssh_in
+-A INPUT -d 10.0.0.254/32 -i enp8s0 -j srv_git_in
+-A INPUT -j LOG --log-prefix "iptables: INPUT: " --log-level 7
+-A FORWARD -j LOG --log-prefix "iptables: FORWARD: " --log-level 7
+-A OUTPUT -s 127.0.0.0/8 -d 127.0.0.0/8 -o lo -j ACCEPT
+-A OUTPUT -j blocker
+-A OUTPUT -s 10.0.0.254/32 -d 212.55.154.174/32 -o enp8s0 -j cli_dns_out
+-A OUTPUT -s 10.0.0.254/32 -d 10.0.0.0/8 -o enp8s0 -j srv_https_out
+-A OUTPUT -s 10.0.0.254/32 -d 10.0.0.0/8 -o enp8s0 -j srv_ssh_out
+-A OUTPUT -s 10.0.0.254/32 -d 10.0.0.0/8 -o enp8s0 -j srv_git_out
+-A OUTPUT -s 10.0.0.254/32 -o enp8s0 -j cli_https_out
+-A OUTPUT -s 10.0.0.254/32 -o enp8s0 -j srv_https_out
+-A OUTPUT -d 10.0.0.0/8 -o enp8s0 -j srv_ssh_out
+-A OUTPUT -d 10.0.0.0/8 -o enp8s0 -j srv_git_out
+-A OUTPUT -j LOG --log-prefix "iptables: OUTPUT: " --log-level 7
+-A blocker -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m state --state NEW -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop sync: " --log-level 7
+-A blocker -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m state --state NEW -j DROP
+-A blocker -f -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop frag: "
+-A blocker -f -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,PSH,URG -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,PSH,ACK,URG -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop null: "
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROP
+-A blocker -p tcp -m tcp --tcp-flags SYN,RST SYN,RST -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop syn rst syn rs"
+-A blocker -p tcp -m tcp --tcp-flags SYN,RST SYN,RST -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop xmas: "
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,ACK FIN -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop fin scan: "
+-A blocker -p tcp -m tcp --tcp-flags FIN,ACK FIN -j DROP
+-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,ACK,URG -j DROP
+-A blocker -j RETURN
+-A cli_dns_in -p udp -m udp --sport 53 --dport 1024:65535 -j ACCEPT
+-A cli_dns_in -j RETURN
+-A cli_dns_out -p udp -m udp --sport 1024:65535 --dport 53 -j ACCEPT
+-A cli_dns_out -j RETURN
+-A cli_ftp_in -p tcp -m tcp --sport 21 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ftp_in -p tcp -m tcp --sport 20 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A cli_ftp_in -p tcp -m tcp --sport 1024:65535 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ftp_in -j RETURN
+-A cli_ftp_out -p tcp -m tcp --sport 1024:65535 --dport 21 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_ftp_out -p tcp -m tcp --sport 1024:65535 --dport 20 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ftp_out -p tcp -m tcp --sport 1024:65535 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A cli_ftp_out -j RETURN
+-A cli_git_in -p tcp -m tcp --sport 9418 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_git_in -j RETURN
+-A cli_git_out -p tcp -m tcp --sport 1024:65535 --dport 9418 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_git_out -j RETURN
+-A cli_gpg_in -p tcp -m tcp --sport 11371 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_gpg_in -j RETURN
+-A cli_gpg_out -p tcp -m tcp --sport 1024:65535 --dport 11371 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_gpg_out -j RETURN
+-A cli_http_in -p tcp -m tcp --sport 80 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_http_in -p udp -m udp --sport 80 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_http_in -j RETURN
+-A cli_http_out -p tcp -m tcp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_http_out -p udp -m udp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_http_out -j RETURN
+-A cli_https_in -p tcp -m tcp --sport 443 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_https_in -p udp -m udp --sport 443 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_https_in -j RETURN
+-A cli_https_out -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_https_out -p udp -m udp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_https_out -j RETURN
+-A cli_irc_in -p tcp -m tcp --sport 6667 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_irc_in -j RETURN
+-A cli_irc_out -p tcp -m tcp --sport 1024:65535 --dport 6667 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_irc_out -j RETURN
+-A cli_pops_in -p tcp -m tcp --sport 995 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_pops_in -j RETURN
+-A cli_pops_out -p tcp -m tcp --sport 1024:65535 --dport 995 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_pops_out -j RETURN
+-A cli_smtps_in -p tcp -m tcp --sport 465 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_smtps_in -j RETURN
+-A cli_smtps_out -p tcp -m tcp --sport 1024:65535 --dport 465 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_smtps_out -j RETURN
+-A cli_ssh_in -p tcp -m tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ssh_in -p tcp -m tcp --sport 22 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A cli_ssh_in -j RETURN
+-A cli_ssh_out -p tcp -m tcp --sport 1024:65535 --dport 2222 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_ssh_out -p tcp -m tcp --sport 1024:65535 --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A cli_ssh_out -j RETURN
+-A srv_db_in -p tcp -m tcp --sport 1024:65535 --dport 5432 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_db_in -j RETURN
+-A srv_db_out -p tcp -m tcp --sport 5432 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A srv_db_out -j RETURN
+-A srv_dhcp -p udp -m udp --sport 68 --dport 67 -j ACCEPT
+-A srv_dhcp -p udp -m udp --sport 67 --dport 68 -j ACCEPT
+-A srv_dhcp -p udp -m udp --sport 67 --dport 67 -j ACCEPT
+-A srv_dhcp -j RETURN
+-A srv_dns_in -p udp -m udp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_dns_in -p tcp -m tcp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_dns_in -j RETURN
+-A srv_dns_out -p udp -m udp --sport 53 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_dns_out -p tcp -m tcp --sport 53 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_dns_out -j RETURN
+-A srv_git_in -p tcp -m tcp --sport 1024:65535 --dport 9418 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_git_in -j RETURN
+-A srv_git_out -p tcp -m tcp --sport 9418 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_git_out -j RETURN
+-A srv_http_in -p tcp -m tcp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_http_in -j RETURN
+-A srv_http_out -p tcp -m tcp --sport 80 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_http_out -j RETURN
+-A srv_https_in -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT
+-A srv_https_in -j RETURN
+-A srv_https_out -p tcp -m tcp --sport 443 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT
+-A srv_https_out -j RETURN
+-A srv_icmp -p icmp -j ACCEPT
+-A srv_icmp -j RETURN
+-A srv_rip -p udp -m udp --sport 520 --dport 520 -j ACCEPT
+-A srv_rip -j RETURN
+-A srv_ssh_in -p tcp -m tcp --dport 2222 -m state --state NEW -m recent --set --name SSH --mask 255.255.255.255 --rsource -j ACCEPT
+-A srv_ssh_in -p tcp -m tcp --dport 2222 -m recent --update --seconds 60 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j LOG --log-prefix "BLOCKED IP DROP SSH"
+-A srv_ssh_in -p tcp -m tcp --dport 2222 -m recent --update --seconds 60 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j DROP
+-A srv_ssh_in -p tcp -m tcp --sport 1024:65535 --dport 2222 -m state --state ESTABLISHED -j ACCEPT
+-A srv_ssh_in -p tcp -m tcp --dport 22 -m state --state NEW -m recent --set --name SSH --mask 255.255.255.255 --rsource -j ACCEPT
+-A srv_ssh_in -p tcp -m tcp --dport 22 -m recent --update --seconds 60 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j LOG --log-prefix "BLOCKED IP DROP SSH"
+-A srv_ssh_in -p tcp -m tcp --dport 22 -m recent --update --seconds 60 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j DROP
+-A srv_ssh_in -p tcp -m tcp --sport 1024:65535 --dport 22 -m state --state ESTABLISHED -j ACCEPT
+-A srv_ssh_in -j RETURN
+-A srv_ssh_out -p tcp -m tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A srv_ssh_out -p tcp -m tcp --sport 22 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
+-A srv_ssh_out -j RETURN
+COMMIT
+# Completed on Sat Jun  8 19:50:25 2019
diff --git a/core/conf/rc.d/iptables b/core/conf/rc.d/iptables
index f8896cc..cc7c765 100644
--- a/core/conf/rc.d/iptables
+++ b/core/conf/rc.d/iptables
@@ -4,85 +4,59 @@ TYPE=bridge
 #TYPE=server
 #TYPE=open
 
+echo "clear all iptables tables"
+
+${IPT} -F
+${IPT} -X
+${IPT} -t nat -F
+${IPT} -t nat -X
+${IPT} -t mangle -F
+${IPT} -t mangle -X
+${IPT} -t raw -F
+${IPT} -t raw -X
+${IPT} -t security -F
+${IPT} -t security -X
+
+# Set Default Rules
+${IPT} -P INPUT DROP
+${IPT} -P FORWARD DROP
+${IPT} -P OUTPUT DROP
+
+${IPT} -A INPUT -i lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
+${IPT} -A OUTPUT -o lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
 
 case $1 in
 	start)
-        echo "clear all iptables tables"
+            case $TYPE in
+                bridge)
 
-        ${IPT} -F
-        ${IPT} -X
-        ${IPT} -t nat -F
-        ${IPT} -t nat -X
-        ${IPT} -t mangle -F
-        ${IPT} -t mangle -X
-        ${IPT} -t raw -F
-        ${IPT} -t raw -X
-        ${IPT} -t security -F
-        ${IPT} -t security -X
+                    echo "setting bridge network..."
+                    echo 1 > /proc/sys/net/ipv4/ip_forward
 
-        # Set Default Rules
-        ${IPT} -P INPUT DROP
-        ${IPT} -P FORWARD DROP
-        ${IPT} -P OUTPUT DROP
+                    ## load bridge configuration
+                    iptables-restore /etc/iptables/bridge.v4
 
-        ${IPT} -A INPUT -i lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
-        ${IPT} -A OUTPUT -o lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
+   		;;
+		server)
 
+                    echo "setting server network..."
+                    ## load server configuration
+                    iptables-restore /etc/iptables/server.v4
 
-		case $TYPE in
-		    bridge)
-
-            echo "setting bridge ${BR_IF} network..."
-            echo 1 > /proc/sys/net/ipv4/ip_forward
-
-            ## load bridge configuration
-            iptables-restore /etc/iptables/bridge.v4
-
-   			;;
-		    server)
-
-            ## load server configuration
-            iptables-restore /etc/iptables/server.v4
-
-			;;
-		    open)
-
-            ## load client configuration
-            iptables-restore /etc/iptables/open.v4
-
-			;;
-
-		esac
 		;;
-	stop)
-
-        echo "clear all iptables tables"
-
-        ${IPT} -F
-        ${IPT} -X
-        ${IPT} -t nat -F
-        ${IPT} -t nat -X
-        ${IPT} -t mangle -F
-        ${IPT} -t mangle -X
-        ${IPT} -t raw -F
-        ${IPT} -t raw -X
-        ${IPT} -t security -F
-        ${IPT} -t security -X
-
-        # Set Default Rules
-        ${IPT} -P INPUT DROP
-        ${IPT} -P FORWARD DROP
-        ${IPT} -P OUTPUT DROP
+		open)
 
-        ${IPT} -A INPUT -i lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
-        ${IPT} -A OUTPUT -o lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
+                    echo "setting client network..."
+                    ## load client configuration
+                    iptables-restore /etc/iptables/open.v4
 
 		;;
-	restart)
-		$0 stop
-		$0 start
-		;;
+	    esac
+	;;
+        stop)
+
+	;;
 	*)
-		echo "Usage: $0 [start|stop|restart]"
-		;;
+	    echo "Usage: $0 [start|stop]"
+	;;
 esac
diff --git a/core/index.html b/core/index.html
index 87330b1..d19f9e0 100644
--- a/core/index.html
+++ b/core/index.html
@@ -117,6 +117,7 @@
 		    <li><a href="network.html#static">2.3.2. Static ip</a></li>
 		    <li><a href="network.html#iptables">2.3.3. Iptables</a></li>
 		    <li><a href="network.html#wpa">2.3.4. Wpa and dhcpd</a></li>
+		    <li><a href="network.html#nm">2.3.5. NetworkManager</a></li>
 		</ul>
 	    </li>
 
diff --git a/core/network.html b/core/network.html
index 18dd220..c87acf9 100644
--- a/core/network.html
+++ b/core/network.html
@@ -9,7 +9,8 @@
 
         <h1>2.3. Network</h1>
 
-        <p>Operation of the network can be handle with init scripts;</p>
+        <p>Operation of the network can be handle with init scripts or with
+        <a href="#nm">network manager</a>;</p>
 
         <dl>
             <dt><a href="conf/rc.d/iptables">/etc/rc.d/iptables</a></dt>
@@ -24,11 +25,13 @@
             <dd>Configure Wireless interface, launch wpa_supplicant to handle
             wireless authenticationand dynamic (dhcp)
             connection to router and add as default gateway.</dd>
+            <dt><a href="conf/rc.d/wlan">/etc/rc.d/networkmanager</a></dt>
+            <dd>Use network manager to handle connections.</dd>
         </dl>
 
-        <p>Choose wireless or net as connection to outside world and configure
-        <a href="conf/rc.conf">/etc/rc.conf</a> to run at startup, example
-        connecting using wireless interface;</p>
+        <p>Choose wireless (wlan), cable network (net) or network manager in
+        <a href="conf/rc.conf">/etc/rc.conf</a> to handle configuration of the 
+        network at startup, example using network manager;</p>
 
         <pre>
         #
@@ -40,7 +43,7 @@
         TIMEZONE="Europe/Lisbon"
         HOSTNAME=machine
         SYSLOG=sysklogd
-        SERVICES=(lo iptables wlan crond)
+        SERVICES=(lo iptables networkmanager crond)
 
         # End of file
         </pre>
@@ -116,33 +119,7 @@
 
         <p>For more information about firewall systems read arch wiki
         <a href="https://wiki.archlinux.org/index.php/Iptables">iptables</a>
-        an <a href="https://wiki.archlinux.org/index.php/nftables">nftables</a>.</p>
-
-        <p>To setup iptables rules a set of scripts is used, init script
-        <a href="conf/rc.d/iptables">/etc/rc.d/iptables</a>
-        loads set of rules from file /etc/iptables/net.v4 at boot time.
-        Start option "open" option allows everything to outside
-        and blocks everything from outside, "stop" will block and log
-        everything. Setup init script and rules ;</p>
-
-        <pre>
-        # mkdir /etc/iptables
-        # cp core/conf/iptables/net.v4 /etc/iptables/
-        # cp core/conf/rc.d/iptables /etc/rc.d/
-        # chmod +x /etc/rc.d/iptables
-        </pre>
-
-        <p>Change /etc/rc.conf and add iptables;</p>
-
-        <pre>
-        SERVICES=(iptables lo net crond)
-        </pre>
-
-        <p>See current rules and packets counts;</p>
-
-        <pre>
-        # iptables -L -n -v | less
-        </pre>
+        and <a href="https://wiki.archlinux.org/index.php/nftables">nftables</a>.</p>
 
         <p>Diagram of a package route throw iptables;</p>
 
@@ -286,135 +263,42 @@
          -c, --set-counters packets bytes
         </pre>
 
-
-        <h3 id="ipt_scripts">2.3.3.1. Iptable scripts</h3>
-
-        <p><a href="conf/rc.d/iptables">/etc/rc.d/iptables</a> sources
-        host configuration and create tables with rules that later are
-        used to match packages.</p>
+        <p>See current rules and packets counts;</p>
 
         <pre>
-        source /etc/iptables/ipt-conf.sh
-        source /etc/iptables/ipt-firewall.sh
-
-        case $1 in
-            start)
-                ipt_clear
-                ipt_tables
-                case $TYPE in
-                    bridge)
-
-                    ## load bridge configuration
-                    source /etc/iptables/ipt-bridge.sh
-
-                    ## log everything else and drop
-                    ipt_log
-
-                    iptables-save &gt; /etc/iptables/bridge.v4
-                    ;;
-                    server)
-
-
-                    ## load server configuration
-                    source /etc/iptables/iptables-conf.sh
-
-                    ## log everything else and drop
-                    ipt_log
-
-                    iptables-save &gt; /etc/iptables/server.v4
-                    ;;
-                esac
-                ;;
-            stop)
-
-                ipt_clear
-                ;;
-            restart)
-                $0 stop
-                $0 start
-                ;;
-            *)
-                echo "Usage: $0 [start|stop|restart]"
-                ;;
-        esac
+        # iptables -L -n -v | less
         </pre>
 
-        <h3 id="ipt_server">2.3.3.2. Server iptables</h3>
+        <h3 id="ipt_scripts">2.3.3.1. Iptable scripts</h3>
 
-        <p>Adjust <a href="conf/ipt-conf.sh">/etc/iptables/ipt-conf.sh</a>
-        with your network configuration, edit <a href="conf/ipt-server.sh">/etc/iptables/ipt-server.sh</a> matching rules with interfaces.</p>
+        <p>Scripts help to setup iptables rules so they can be saved using iptables-save
+        and later restored using iptables-restore utilities. Init script
+        <a href="conf/rc.d/iptables">/etc/rc.d/iptables</a>
+        loads set of rules from /etc/iptables folder at boot time.
+        Start option "open" option allows everything to outside
+        and blocks new connections from outside, "stop" will block and log
+        everything.</p>
 
-        <p>Default configuration;</p>
+        <p>Setup init script and rules;</p>
 
         <pre>
-        echo "setting server network..."
-
-        # Unlimited on loopback
-        $IPT -A INPUT -i lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
-        $IPT -A OUTPUT -o lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
-        $IPT -A INPUT -i lo -s ${PUB_IP} -d ${PUB_IP} -j ACCEPT
-        $IPT -A OUTPUT -o lo -s ${PUB_IP} -d ${PUB_IP} -j ACCEPT
-
-        ####### Input Chain ######
-        $IPT -A INPUT -j blocker
-
-        $IPT -A INPUT -i ${PUB_IF} -d ${PUB_IP} -s ${DNS} -j cli_dns_in
-        $IPT -A INPUT -i ${PUB_IF} -d ${PUB_IP} -s ${BR_NET} -j srv_https_in
-        $IPT -A INPUT -i ${PUB_IF} -d ${PUB_IP} -s ${BR_NET} -j srv_ssh_in
-        $IPT -A INPUT -i ${PUB_IF} -d ${PUB_IP} -s ${BR_NET} -j srv_git_in
-        #$IPT -A INPUT -i ${PUB_IF} -d ${PUB_IP} -s ${BR_NET} -j cli_http_in
-
-
-        $IPT -A INPUT -i ${PUB_IF} -d ${PUB_IP} -j srv_https_in
-        $IPT -A INPUT -i ${PUB_IF} -d ${PUB_IP} -j cli_https_in
-        $IPT -A INPUT -i ${PUB_IF} -d ${PUB_IP} -j srv_ssh_in
-        $IPT -A INPUT -i ${PUB_IF} -d ${PUB_IP} -j srv_git_in
-
-        ####### Output Chain ######
-        $IPT -A OUTPUT -j blocker
-
-        $IPT -A OUTPUT -o ${PUB_IF} -d ${DNS} -s ${PUB_IP} -j cli_dns_out
-        #$IPT -A OUTPUT -o ${PUB_IF} -d ${BR_NET} -s ${PUB_IP} -j cli_http_out
-        $IPT -A OUTPUT -o ${PUB_IF} -d ${BR_NET} -s ${PUB_IP} -j srv_https_out
-        $IPT -A OUTPUT -o ${PUB_IF} -d ${BR_NET} -s ${PUB_IP} -j srv_ssh_out
-        $IPT -A OUTPUT -o ${PUB_IF} -d ${BR_NET} -s ${PUB_IP} -j srv_git_out
-
-        $IPT -A OUTPUT -o ${PUB_IF} -s ${PUB_IP} -j cli_https_out
-        $IPT -A OUTPUT -o ${PUB_IF} -s ${PUB_IP} -j srv_https_out
-
-        $IPT -A OUTPUT -o ${PUB_IF} -d ${BR_NET} -j srv_ssh_out
-        $IPT -A OUTPUT -o ${PUB_IF} -d ${BR_NET} -j srv_git_out
+        # mkdir /etc/iptables
+        # cp core/conf/iptables/net.v4 /etc/iptables/
+        # cp core/conf/rc.d/iptables /etc/rc.d/
+        # chmod +x /etc/rc.d/iptables
         </pre>
 
+        <p>Change /etc/rc.conf and add iptables;</p>
 
         <pre>
-        # bash core/scripts/iptables.sh
+        SERVICES=(iptables lo net crond)
         </pre>
 
-        <h3 id="ipt_client">2.3.3.3. Client iptables </h3>
-
-        <p></p>
-        <h3 id="ipt_client">2.3.3.4. Bridge iptables</h3>
-
-        <pre>
-        $IPT -A FORWARD -j blocker
-        $IPT -A FORWARD -i lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
-        $IPT -A FORWARD -o lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
-
-        $IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -m physdev --physdev-in ${PUB_IF} --physdev-out tap2 -d ${BR_NET} -j srv_ssh_in
-        $IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -m physdev --physdev-in tap2 --physdev-out ${PUB_IF} -j srv_ssh_out
+        <p>Change <a href="conf/rc.d/iptables">/etc/rc.d/iptables</a> and define type; server, bridge or open.</p>
 
-        $IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -m physdev --physdev-in ${PUB_IF} --physdev-out tap2 -j srv_https_in
-        $IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -m physdev --physdev-in tap2 --physdev-out ${PUB_IF} -j srv_https_out
-
-        $IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -m physdev --physdev-in ${PUB_IF} --physdev-out tap2 -j srv_rip
-
-        $IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -m physdev --physdev-in tap2 --physdev-out ${PUB_IF} -j srv_dhcp
-        $IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -m physdev --physdev-in ${PUB_IF} --physdev-out tap2 -j srv_dhcp
-
-        $IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -m physdev --physdev-in tap2 --physdev-out ${PUB_IF} -j cli_https_out
-        $IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -m physdev --physdev-in ${PUB_IF} --physdev-out tap2 -j cli_https_in
-       </pre>
+        <p>Adjust <a href="conf/ipt-conf.sh">/etc/iptables/ipt-conf.sh</a>
+        with your network configuration, and adjust
+        <a href="conf/ipt-server.sh">/etc/iptables/ipt-server.sh</a>, <a href="conf/ipt-bridge.sh">/etc/iptables/ipt-bridge.sh</a>, <a href="conf/ipt-open.sh">/etc/iptables/ipt-open.sh</a> according with host necessities.</p>
 
         <h2 id="wpa">2.3.4. Wpa and dhcpd</h2>
 
@@ -503,11 +387,24 @@
         &gt; save_config
         </pre>
 
+        <h2 id="nm">2.3.5. Network Manager</h2>
+
+        <p>List wifi networks;</p>
+
+        <pre>
+        nmcli device wifi list
+        </pre>
+
+        <p>Connect to a wifi network;</p>
+
+        <pre>
+        nmcli device wifi connect "network name" password "network password"
+        </pre>
 
         <a href="index.html">Core OS Index</a>
         <p>
         This is part of the Hive System Documentation.
-        Copyright (C) 2018
+        Copyright (C) 2019
         Hive Team.
         See the file <a href="../fdl-1.3-standalone.html">Gnu Free Documentation License</a>
         for copying conditions.</p>
diff --git a/tools/wireless.html b/tools/wireless.html
index 7481069..f4eeddb 100644
--- a/tools/wireless.html
+++ b/tools/wireless.html
@@ -5,7 +5,15 @@
     </head>
     <body>
         <h1>Wireless</h1>
-        <h4>Recover Password</h4>
+
+        <h2>Manual configuration</h2>
+
+        <pre>
+        # iwlist wlp2s0 scan
+        # iwconfig wlp2s0 essid name_of_network
+        </pre>
+
+        <h4>Recover Password WPS</h4>
 
         <p>Tested on debian system only.</p>