From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=0.5 required=3.0 tests=DATE_IN_PAST_03_06,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7AEB3C43331 for ; Mon, 30 Mar 2020 19:50:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 462DA20774 for ; Mon, 30 Mar 2020 19:50:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="FRFxqVgX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727994AbgC3TuC (ORCPT ); Mon, 30 Mar 2020 15:50:02 -0400 Received: from mail-ed1-f49.google.com ([209.85.208.49]:34749 "EHLO mail-ed1-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726017AbgC3TuC (ORCPT ); Mon, 30 Mar 2020 15:50:02 -0400 Received: by mail-ed1-f49.google.com with SMTP id o1so4047555edv.1 for ; Mon, 30 Mar 2020 12:50:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=dbNeX14b6bX01VGUEyt0k4bQHAzsM+tUshS+wL0daz4=; b=FRFxqVgXl46HdLVnBh0J3p1lzXeohF+dZ/37H9XIRGf274GARsmBZXnWMUjeWyRdmF VwB2gAds4CHUJrxdCQCp6s9O+WONSjL2gujBRj44ki05RPQz969MMmFtwPH9EW6ybl+9 7f5bAH++AexgszrfkP8g5k4YSTi0jF5pC1oLMg07+aaFEKgU9qxIWNtKVVQjIzeDCcjR VtTF+KwpMJOJnvSqe4N8SmB0eWXCmlL2yrxL86TzweRR5haXUHBOeekrFsExchfo7dKc fhkNguh7vVJvOgaYAhMg1zX4eZJCrt49P/ai9I/S0moo3s+qUP7iTskrwmhZ4LNh/O75 iWUQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=dbNeX14b6bX01VGUEyt0k4bQHAzsM+tUshS+wL0daz4=; b=G3M+RSIcJMylgabQXxv6Qnne4NphN71sHA5+5qniretnEg5kIPEwlTW9AkhUVT/iv4 GleaHoEd6SLppjQlfGI0eBt3havKXGm9Qw2NTHOzbBlswD2O6CDlfLI9Ri4U9vAyw7/M 2S8DcSEprf9o4FqCS9qqkIDvkjdPLIMBVWWlc+0+U8pyYdXgbNwIG374rVs/cK0L9Gdo PauFyVnvHkszmEwEKEgcOrGZd57iNeWx+BA3VjxJ/Nv6mfIWwDTQzL+XpYKkXvQ/nCZr wObm1A1AfG4fl16pNTUtftV00Je/ZtBo1NAue+XWc9H672yZrL+Du1W/4XtBkw5Kg+e4 LInA== X-Gm-Message-State: ANhLgQ3jXz7Q7QxoPug7Qb52mWfcW4cnIgu40dGaEw//r0WhmALjoVB3 6gwoeUUYgRKpjRbxVVf7S7Ngb7/ZdgNiG1jSVGsP9bEjpqc= X-Google-Smtp-Source: ADFU+vuPmJxuFvVzaATH6z2LOJ73EqgQVE09+Knr2XpAssD2CwybCedj9gMz3CQ9mMQ6C/MESux0UVENGfMf0a+ajQA= X-Received: by 2002:a50:d614:: with SMTP id x20mr13474740edi.186.1585597800176; Mon, 30 Mar 2020 12:50:00 -0700 (PDT) MIME-Version: 1.0 From: Vaidas BoQsc Date: Mon, 30 Mar 2020 19:49:24 +0300 Message-ID: Subject: A robust correct way to display local ip addresses of the device Gautieji x To: netdev@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Are there any ways to output only the local ipv4 (inet) addresses of the device using ip command? I tired this way and both UNKNOWN, Down are not filtered away. Is my usage of syntax incorrect? ip --brief address show up lo UNKNOWN 127.0.0.1/8 ::1/128 enp7s0 DOWN wlp8s0 UP 192.168.0.103/24 fe80::22c:79e4:a646:a7b/64 Even so, if enp7s0 and lo were filtered, I would still want an output of simply 192.168.0.103 from ip command which can't be provided without piping into other tools?