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page2me/send-magic-packet.sh

Forked from SteveMarshall/send-magic-packet.sh
Created January 19, 2020 12:08
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Wake-On-Lan Magic Packet using netcat in bash
Raw
send-magic-packet.sh
#!/usr/bin/env bash
mac_address=$1
# Strip colons from the MAC address
mac_address=$(echo $mac_address | sed 's/://g')
broadcast=$2
port=4343
# Magic packets consist of 12*`f` followed by 16 repetitions of the MAC address
magic_packet=$(
printf 'f%.0s' {1..12}
printf "$mac_address%.0s" {1..16}
)
# ... and they need to be hex-escaped
magic_packet=$(
echo $magic_packet | sed -e 's/../\\x&/g'
)
# echo $magic_packet
echo -e $magic_packet | nc -w1 -u $broadcast $port
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