Difference between revisions of "Ubuntu Firewall"

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Ubuntu includes ufw (uncomplicated firewall) by default, but it is not enabled.  
 
Ubuntu includes ufw (uncomplicated firewall) by default, but it is not enabled.  
  
==Configure the Uncomplicated FireWall via CLI==
+
==Configure by command line==
  
 +
 +
Install UFW
 
  sudo su
 
  sudo su
 +
apt-get install ufw
 +
 +
SSH
 
  ufw allow ssh
 
  ufw allow ssh
#for Fusion
+
 
 +
HTTP/HTTPS - FusionPBX
 
  ufw allow 80/tcp
 
  ufw allow 80/tcp
 
  ufw allow 443/tcp
 
  ufw allow 443/tcp
#for FreeSWITCH
+
 
ufw allow 1719/udp
+
SIP and RTP - FreeSWITCH
ufw allow 1720/tcp
 
ufw allow 3478/udp
 
ufw allow 3479/udp
 
ufw allow 5002/tcp
 
ufw allow 5003/udp
 
 
  ufw allow proto tcp from any to any port 5060:5069
 
  ufw allow proto tcp from any to any port 5060:5069
 
  ufw allow proto udp from any to any port 5060:5069
 
  ufw allow proto udp from any to any port 5060:5069
ufw allow 5070
 
 
  ufw allow 5080
 
  ufw allow 5080
 
  ufw allow 5081
 
  ufw allow 5081
 
  ufw allow proto udp from any to any port 16383:32768
 
  ufw allow proto udp from any to any port 16383:32768
  
 +
Enable UFW
 
  ufw default deny
 
  ufw default deny
 
  ufw enable
 
  ufw enable
 
  ufw logging on
 
  ufw logging on
 +
 +
==Blacklist==
 +
 +
Blacklist the IP address
 +
ufw insert 1 deny from x.x.x.x
 +
 +
Remove the blacklisted IP address
 +
ufw delete allow x.x.x.x
 +
 +
(Replace x.x.x.x with the IP Address in the following commands.)
 +
 +
==Optional==
 +
 +
OpenVPN
 +
ufw allow 1194/udp
 +
ufw allow 1194/tcp
 +
 +
H323
 +
ufw allow 1719/udp
 +
ufw allow 1720/tcp
 +
 +
STUN
 +
ufw allow 3478/udp
 +
ufw allow 3479/udp
 +
 +
MLP protocol server
 +
ufw allow 5002/tcp
 +
 +
Neighborhood service
 +
ufw allow 5003/udp
 +
 +
==Additional Commands==
 
  ufw status
 
  ufw status
 
  ufw delete 3
 
  ufw delete 3
 
Happy Firewalling!
 
  
 
==More Information==
 
==More Information==

Latest revision as of 16:27, 1 September 2014

Ubuntu includes ufw (uncomplicated firewall) by default, but it is not enabled.

Configure by command line

Install UFW

sudo su
apt-get install ufw

SSH

ufw allow ssh

HTTP/HTTPS - FusionPBX

ufw allow 80/tcp
ufw allow 443/tcp

SIP and RTP - FreeSWITCH

ufw allow proto tcp from any to any port 5060:5069
ufw allow proto udp from any to any port 5060:5069
ufw allow 5080
ufw allow 5081
ufw allow proto udp from any to any port 16383:32768

Enable UFW

ufw default deny
ufw enable
ufw logging on

Blacklist

Blacklist the IP address

ufw insert 1 deny from x.x.x.x

Remove the blacklisted IP address

ufw delete allow x.x.x.x

(Replace x.x.x.x with the IP Address in the following commands.)

Optional

OpenVPN

ufw allow 1194/udp
ufw allow 1194/tcp

H323

ufw allow 1719/udp
ufw allow 1720/tcp

STUN

ufw allow 3478/udp
ufw allow 3479/udp

MLP protocol server

ufw allow 5002/tcp

Neighborhood service

ufw allow 5003/udp

Additional Commands

ufw status
ufw delete 3

More Information

https://help.ubuntu.com/10.04/serverguide/C/firewall.html

http://pka.engr.ccny.cuny.edu/~jmao/node/28

https://help.ubuntu.com/community/UFW

man ufw