mode type – nixCraft

#!/bin/sh
# Script to start DLink PCL wireless lan card 520 
# ----------------------------------------------------------------
# Copyright (c) 2006 nixCraft <http://cyberciti.biz/fb/>
# This script is licensed under GNU GPL version 2.0 or above
# -------------------------------------------------------------------------
# This script is part of nixCraft shell script collection (NSSC)
# Visit http://bash.cyberciti.biz/ for more information.
# See url for more info:
# https://www.cyberciti.biz/tips/linux-install-and-configure-dlink-dwl-g-520-wireless-lan-pci-card.html
# -------------------------------------------------------------------------

# assing values 
# use 'iwlist ra0 scanning' command to get values
SSID=nixcraft
TYPE=Managed
CHANNEL=6
KEY="your-key"
INET=ra0
IWC="/sbin/iwconfig"

# ok config ra0
$IWC $INET essid $SSID
$IWC $INET mode $TYPE
$IWC $INET channel $CHANNEL
$IWC $INET key $KEY

# firewall 
iptables -F
iptables -X
iptables -t nat -F
iptables -t nat -X
iptables -t mangle -F
iptables -t mangle -X
modprobe ip_conntrack
modprobe ip_conntrack_ftp

# Setting default filter policy
iptables -P INPUT DROP
iptables -P OUTPUT ACCEPT

# Unlimited access to loop back
iptables -A INPUT -i lo -j ACCEPT
iptables -A OUTPUT -o lo -j ACCEPT

# Allow UDP, DNS and Passive FTP
iptables -A INPUT -i $INET -m state --state ESTABLISHED,RELATED -j ACCEPT

#allow bittorent incomming client request :)
iptables -A INPUT -p tcp --destination-port 6881:6882 -j ACCEPT

#Uncomment below to allow sshd incoming client request
#iptables -A INPUT -p tcp --destination-port 22 -j ACCEPT

# DROP everything and Log it
iptables -A INPUT -j LOG
iptables -A INPUT -j DROP

#!/bin/sh

# Script to start DLink PCL wireless lan card 520

# ----------------------------------------------------------------

# This script is licensed under GNU GPL version 2.0 or above

# -------------------------------------------------------------------------

# This script is part of nixCraft shell script collection (NSSC)

# Visit http://bash.cyberciti.biz/ for more information.

# See url for more info:

# https://www.cyberciti.biz/tips/linux-install-and-configure-dlink-dwl-g-520-wireless-lan-pci-card.html

# -------------------------------------------------------------------------

# assing values

# use 'iwlist ra0 scanning' command to get values

SSID=nixcraft

TYPE=Managed

CHANNEL=6

KEY="your-key"

INET=ra0

IWC="/sbin/iwconfig"

# ok config ra0

$IWC $INET essid $SSID

$IWC $INET mode $TYPE

$IWC $INET channel $CHANNEL

$IWC $INET key $KEY

# firewall

iptables -F

iptables -X

iptables -t nat -F

iptables -t nat -X

iptables -t mangle -F

iptables -t mangle -X

modprobe ip_conntrack

modprobe ip_conntrack_ftp

# Setting default filter policy

iptables -P INPUT DROP

iptables -P OUTPUT ACCEPT

# Unlimited access to loop back

iptables -A INPUT -i lo -j ACCEPT

iptables -A OUTPUT -o lo -j ACCEPT

# Allow UDP, DNS and Passive FTP

iptables -A INPUT -i $INET -m state --state ESTABLISHED,RELATED -j ACCEPT

#allow bittorent incomming client request :)

iptables -A INPUT -p tcp --destination-port 6881:6882 -j ACCEPT

#Uncomment below to allow sshd incoming client request

#iptables -A INPUT -p tcp --destination-port 22 -j ACCEPT

# DROP everything and Log it

iptables -A INPUT -j LOG

iptables -A INPUT -j DROP

nixCraft

nixCraft

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Shell Script to start DLink PCL wireless lan card 520 / 510