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Linux Iptables Made Easy!

XMarkoX

Java, c++ coder + cracker
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There's this ipkungfu named iptables-script which helps a bit with securing your system. Thought I'd share it for those who don't know about it. It's pretty easy to mess around with it, and configure the way you like. I'm not the original creator of this article.

Edit: cursed be this cold! Forgot to mention that this is for Debian based systems

Download and install:
Code:
$ sudo apt-get install ipkungfu

Configuring:
Code:
$ sudo geany /etc/ipkungfu/ipkungfu.conf

Uncommenting and adjusting:
Code:
# IP Range of your internal network. Use "127.0.0.1"
# for a standalone machine. Default is a reasonable
# guess.
LOCAL_NET="192.168.1.0/255.255.255.0"

---

# Set this to 0 for a standalone machine, or 1 for
# a gateway device to share an Internet connection.
# Default is 1.
GATEWAY=0

---

# Temporarily block future connection attempts from an
# IP that hits these ports (If module is present)
FORBIDDEN_PORTS="135 137 139"

---

# Drop all ping packets?
# Set to 1 for yes, 0 for no. Default is no.
BLOCK_PINGS=1

---

# What to do with 'probably malicious' packets
#SUSPECT="REJECT"
SUSPECT="DROP"

---

# What to do with obviously invalid traffic
# This is also the action for FORBIDDEN_PORTS
#KNOWN_BAD="REJECT"
KNOWN_BAD="DROP"

---

# What to do with port scans
#PORT_SCAN="REJECT"
PORT_SCAN="DROP"


Enable to start ipkungfu with the system:
Code:
$ sudo geany /etc/default/ipkungfu

change: "IPKFSTART = 0" ---> "IPKFSTART=1"

start ipkungfu:
Code:
$ sudo ipkungfu


Fire it up!
 
you must edit
FORBIDDEN_PORTS="135 137 139"

add your ports ots 7171,7172
 
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