27 Aug
2008
27 Aug
'08
1:31 p.m.
Somebody's going to bring in Emacs now. Then somebody else will claim VI can do it faster and using less memory.... Argh. ;-) --p -----Original Message----- From: Joe Greco [mailto:jgreco@ns.sol.net] Sent: Wednesday, August 27, 2008 1:29 PM To: chartley@oar.net Cc: nanog@nanog.org Subject: Re: interger to I P address
bash# iptoint(){ oct1=`echo $1|awk -F\. '{print $1}'`; oct2=`echo $1|awk -F\. '{print $2}'`; oct3=`echo $1|awk -F\. '{print $3}'`; oct4=`echo $1|awk -F\. '{print $4}'`; echo $[($oct1<<24)+($oct2<<16 )+($oct3<<8)+$oct4 ];} bash# inttoip(){ echo $[$1>>24].$[($1>>16)&255].$[($1>>8)&255].$[$1&255]; }
bash# inttoip 1089055123 64.233.169.147
BASH? Hahaha. Real Admins use sh. More portable(*).