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Need help in awk

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# 1  
Old 10-29-2008
Bug Need help in awk
I have the following two files. Please help me with awk script ,which will grab corresponding ip in file2 for each entry in file1. so the out put should like this:

Thanks,


10.1.1.1 abc00def
10.1.1.2 abc00dee
10.1.1.3 abc00deg
10.1.1.4 abc00deg
10.1.1.5 abc00der
10.1.1.6 abc00det
10.1.1.7 abc00dep
10.1.1.8 abc00deq
10.1.1.9 abc00dep

File1:

abc00def
abc00dee
abc00deg
abc00deg
abc00der
abc00det
abc00dep
abc00deq
abc00dep


File2:


10.1.1.1 abc00def
10.1.1.2 abc00dee
10.1.1.3 abc00deg
10.1.1.4 abc00deg
10.1.1.5 abc00der
10.1.1.6 abc00det
10.1.1.7 abc00dep
10.1.1.8 abc00deq
10.1.1.9 abc00dep
10.1.1.5 ber00tys
10.2.1.1 ver00mrt
10.1.1.9 yer00tys
10.2.1.5 zer00mrt
# 2  
Old 10-29-2008
for i in `cat a`; do grep $i b >>c; done
# 3  
Old 10-29-2008
Or just:
Code:
grep -f file1 file2

# 4  
Old 10-30-2008
when two files are sorted, use join command
join -t" " -j1 1 -j2 2 -o 1.1 2.2 filea fileb
# 5  
Old 10-31-2008
Thanks, this code :

for i in `cat a`; do grep $i b >>c; done
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