Colorized tcpdump output via awk

tcpdump.awk

#!/usr/bin/awk -f
# tcpdump regular output color wrapper
# usage: tcpdump [options] | awk -f tcpdump.awk 

BEGIN {
	yellow="\033[33m"
	reset="\033[0m"
	teal="\033[36m"
	lightred="\033[91m" 
    magenta="\033[35m" 
    blue="\033[34m"

	ORS=""
}

{
	for (i=1; i<=NF; i++ ) {
		#print i
		if (i==1) {
			print yellow $1 reset " "
		}
		else if (i==3) {
			print teal $3 reset " "
			# parse last dot-field (port/type) with diff. color
		}
		else if (i==5) {
			print lightred $5 reset " "
			# parse last dot-field (port/type) with diff. color
		}
		else if (i==7) {
			print magenta $7 reset " "
			# parse last dot-field (port/type) with diff. color
		}
		else if (i==9) {
			print blue $9 reset " "
			# parse last dot-field (port/type) with diff. color
		}
		else {
			print $i " "
		}
	}
	printf "\n"
}