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https://github.com/lucaspalomodevelop/core.git
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727453c076
Make "src" the implicit "/usr/local" so that nobody can sneak in weird files in the base file system or potentially overwrite them. This is the last time, I swear... :)
43 lines
833 B
Bash
Executable File
43 lines
833 B
Bash
Executable File
#! /bin/sh
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#
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# Set the IFS parameters for an interface configured for
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# point-to-point use at a specific distance. Based on a
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# program by Gunter Burchardt.
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#
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# $FreeBSD$
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#
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DEV=ath0
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d=0
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usage()
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{
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echo "Usage: $0 [-i athX] [-d meters]"
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exit 2
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}
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args=`getopt d:i: $*`
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test $? -ne 0 && usage
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set -- $args
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for i; do
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case "$i" in
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-i) DEV="$2"; shift; shift;;
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-d) d="$2"; shift; shift;;
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--) shift; break;
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esac
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done
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test $d -eq 0 && usage
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slottime=`expr 9 + \( $d / 300 \)`
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if expr \( $d % 300 \) != 0 >/dev/null 2>&1; then
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slottime=`expr $slottime + 1`
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fi
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timeout=`expr $slottime \* 2 + 3`
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printf "Setup IFS parameters on interface ${DEV} for %i meter p-2-p link\n" $d
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ATHN=`echo $DEV | sed 's/ath//'`
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sysctl dev.ath.$ATHN.slottime=$slottime
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sysctl dev.ath.$ATHN.acktimeout=$timeout
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sysctl dev.ath.$ATHN.ctstimeout=$timeout
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