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Fedora 14 and Broadcom 4312 Wireless Install on HP Mini 110

by on Jan.03, 2011, under Fedora, Networking, Wireless

ERROR: Firmware file “b43/ucode5.fw” not found or load failed.

Ignore drivers in /lib/firmware/b43-open and perform the following:

1. yum install b43-fwcutter wget
2. wget downloads.openwrt.org/sources/broadcom-wl-4.150.10.5.tar.bz2
3. tar xjf broadcom-wl-4.150.10.5.tar.bz2
4. cd broadcom-wl-4.150.10.5/driver
5. b43-fwcutter -w /lib/firmware/ wl_apsta_mimo.o
to install all firmware into /lib/firmware/b43
6. reboot

HP Mini 110 Laptop should boot and come up with wireless functioning.

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How To Change MAC Address

by on Nov.11, 2010, under Linux, Networking

f4:43:2f:a3:93:95 = new MAC

# ifconfig eth0 down
# ifconfig eth0 hw ether f4:43:2f:a3:93:95
# ifconfig eth0 up

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Generate Random MAC Address

by on Nov.11, 2010, under Linux, Networking

From a Linux BASH command line:
openssl rand -hex 6 | sed ‘s/\(..\)/\1:/g; s/.$//’

Example:
[neo@trinity ~]$ openssl rand -hex 6 | sed ‘s/\(..\)/\1:/g; s/.$//’
28:97:1c:70:73:4d

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20100913: adddirs.sh

by on Sep.13, 2010, under Linux, Scripts

#!/bin/sh
#20100913 – Add log directories to get total log space

for x in `cat linux.servers`
do
  echo $x:
  R=`ssh $x sudo du -h /var/log | tail -1`
  N=`echo $R | cut -f1 -dM`
sum=$(($COUNT + $N))
  COUNT=$sum
  echo $COUNT $N

  echo
done

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20100421: changelin.sh

by on Apr.21, 2010, under Linux, Scripts

#!/bin/sh
# 20100421 – Created by Jamey Hopkins
echo
echo “Change Users Linux/AIX Password”
echo

if [ “$1” = “” ]
then
echo need server list
echo example: $0 servers.txt
echo
exit
fi

if [ ! -f $1 ]
then
echo “Server list $1 not found.”
echo
exit
fi

echo -n “Enter Users Login: ”
read LOGIN

echo “Enter new password”
echo -n “Password: ”
stty -echo
read PASS1
stty echo
echo
echo “Enter password again”
echo -n “Password: ”
stty -echo
read PASS2
stty echo

echo

if [ “$PASS1” != “$PASS2” ]
then
echo passwords did not match
exit
fi

LIST=$1

echo “$LOGIN:$PASS1” >account.info

for X in `cat $LIST`
do
echo Performing Password Change for $LOGIN on $X
scp ./account.info $X: >/dev/null
ssh $X “cat account.info | sudo /usr/sbin/chpasswd” >/dev/null
ssh $X rm account.info
done

rm account.info

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