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delete lines ! like date format

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# 1  
Old 02-03-2011
delete lines ! like date format
Vars $b=03, $a=Feb,$c=2011 & d=$b/$a/$c
Code:
2].task=AVPNetwork  200 

 4].workCategory=Req%20Loc  200 -
5].workCategory=Req%20Loc  
  30/Jan/2011   -- ...

  31/Jan/2011   -- ...
  01/Feb/2011   -- ...
  02/Feb/2011   -- ...
  03/Feb/2011   -- ...

I'm trying to remove the garbage 2 lines at the top, and the current day since the data is incomplete.
for the garbage lines it tried
Code:
's/$d/!d' file

and for the current date
Code:
s'/$d/d' file

and both are failing
# 2  
Old 02-03-2011
I got lost here, but is this what you want..
Code:
$
$ cat data2
  31/Jan/2011   -- ...
  01/Feb/2011   -- ...
  02/Feb/2011   -- ...
  03/Feb/2011   -- ...
$ b="03" ; a="Feb"; c="2011" ; d=$b/$a/$c
$ sed "\=$d=d" data2
  31/Jan/2011   -- ...
  01/Feb/2011   -- ...
  02/Feb/2011   -- ...
$

# 3  
Old 02-03-2011
Code:
awk -v d=$(date +%d/%b/%Y) 'NR>4 && $0!~d' infile

  30/Jan/2011   -- ...

  31/Jan/2011   -- ...
  01/Feb/2011   -- ...
  02/Feb/2011   -- ...

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