Best IP4 filter I have ever found… 🙂
grep -P '(((2(5[0-5]|[0-4][0-9])|(1[0-9]|[1-9])?[0-9])\.){3}((?3)))' data.log[ENG] IP4 filter regexp
Best IP4 filter I have ever found… 🙂
grep -P '(((2(5[0-5]|[0-4][0-9])|(1[0-9]|[1-9])?[0-9])\.){3}((?3)))' data.log