grimoire

commit afd4650f630d391480a221ef1f633b1c4cada232
parent f515f8dd9f3fc90462b6306270b0ab7edd3a39c7
Author: pyratebeard <root@pyratebeard.net>
Date:   Tue, 27 Nov 2018 17:19:34 +0000

firewall-cmd and iptables pages with links

Diffstat:
M
Home.md
 | 
1
+
A
technology/networking/firewall-cmd.md
 | 
10
++++++++++
A
technology/networking/firewalls.md
 | 
1
+
A
technology/networking/iptables.md
 | 
19
+++++++++++++++++++

4 files changed, 31 insertions(+), 0 deletions(-)
diff --git a/Home.md b/Home.md
@@ -71,6 +71,7 @@
 - [tcpdump](technology/monitoring/tcpdump)
 
 ### networking
+- [firewalls](technology/networking/firewalls)
 - [subnet_cheatsheet](technology/networking/subnet_cheatsheet)
 - [wifi_connect](technology/networking/wifi_connect)
 
diff --git a/technology/networking/firewall-cmd.md b/technology/networking/firewall-cmd.md
@@ -0,0 +1,10 @@
+# firewall-cmd
+
+## add / remove port
+```
+firewall-cmd --permanent --add-port=<port_num>/<protocol>
+firewall-cmd --permanent --remove-port=<port_num>/<protocol>
+
+firewall-cmd --permanent --add-port=22/tcp
+firewall-cmd --permanent --remove-port=22/tcp
+```
diff --git a/technology/networking/firewalls.md b/technology/networking/firewalls.md
@@ -0,0 +1 @@
+# firewalls
diff --git a/technology/networking/iptables.md b/technology/networking/iptables.md
@@ -0,0 +1,19 @@
+# iptables
+
+```
+iptables -L
+```
+
+```
+iptables -S
+```
+
+## import / export
+see [guide][]
+
+```
+iptables-save > filename
+iptables-restore < filename
+```
+
+[guide]: https://www.digitalocean.com/community/tutorials/how-to-migrate-iptables-firewall-rules-to-a-new-server