sort¶

options

• -r reverse the order

• -f ignore case

• -n sort data as number

• -u unique, remove duplicates

• -t field separator

• -k sort via a key

sort ip address¶

192.168.0.2: sort from first field to last field as number

sort -t . -k 1,1n -k 2,2n -k 3,3n -k 4,4n ip.list