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authorwimpie <wimpie>2005-01-06 23:48:02 (UTC)
committer wimpie <wimpie>2005-01-06 23:48:02 (UTC)
commita056b6d067800486d9c1ce99d1b923289d335e8f (patch) (unidiff)
treee6f1f78a2d7a26d88033e1c3fcf8f99e4e26422e
parent006091cfc3bb54286fd4dd74773fe5c09048077b (diff)
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Script to remember and set MAC address for devices that
randomly generate a mac address and cause problems with proper dhcp and ssh
Diffstat (more/less context) (ignore whitespace changes)
-rwxr-xr-xbin/NS2SetMac.sh22
1 files changed, 22 insertions, 0 deletions
diff --git a/bin/NS2SetMac.sh b/bin/NS2SetMac.sh
new file mode 100755
index 0000000..51810ae
--- a/dev/null
+++ b/bin/NS2SetMac.sh
@@ -0,0 +1,22 @@
1# store/set MAC address for given interface
2NS2MacStore=/etc/NS2
3
4[ ! -d ${NS2MacStore} ] && mkdir ${NS2MacStore}
5
6if [ -z "$1" ]
7then
8 exit 0
9fi
10
11if [ -f ${NS2MacStore}/$1.mac ]
12then
13 # set this mac
14 /sbin/ifconfig $1 hw ether `cat ${NS2MacStore}/$1.mac`
15else
16 # remember current mac for all times
17 X=`/sbin/ifconfig $1 | grep HWaddr`
18 X=${X#*HWaddr } # strip till HWaddr
19 X=${X%% *} # remove trailing spaces
20 echo ${X} > ${NS2MacStore}/$1.mac
21fi
22exit 0