Difference between revisions of "OPS335 A2 Summer 2015 Tips"
(→How to test your secondary DNS ?) |
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= How to test your secondary DNS ?= | = How to test your secondary DNS ?= | ||
<pre> | <pre> | ||
| − | + | test_item=scs.senecac.on.ca | |
| − | + | pri_dns_server=142.204.33.53 | |
| − | PRI_ANS=$(nslookup -query=A | + | sec_dns_server=142.204.33.54 |
| + | |||
| + | PRI_ANS=$(nslookup -query=A $test_item $pri_dns | grep -v $pri_dns | grep Address | awk '{print $2}') | ||
| + | |||
#echo $PRI_ANS | #echo $PRI_ANS | ||
#142.204.140.179 | #142.204.140.179 | ||
| − | SEC_ANS=$(nslookup -query=A | + | SEC_ANS=$(nslookup -query=A $test_item $sec_dns | grep -v $sec_dns | grep Address | awk '{print $2}') |
#echo $PRI_ANS | #echo $PRI_ANS | ||
#142.204.140.179 | #142.204.140.179 | ||
Revision as of 10:07, 31 July 2015
How to test your secondary DNS ?
test_item=scs.senecac.on.ca
pri_dns_server=142.204.33.53
sec_dns_server=142.204.33.54
PRI_ANS=$(nslookup -query=A $test_item $pri_dns | grep -v $pri_dns | grep Address | awk '{print $2}')
#echo $PRI_ANS
#142.204.140.179
SEC_ANS=$(nslookup -query=A $test_item $sec_dns | grep -v $sec_dns | grep Address | awk '{print $2}')
#echo $PRI_ANS
#142.204.140.179
#echo $SEC_ANS
#142.204.140.179
[ "$SEC_ANS" = "$PRI_ANS" ] && echo match
