From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f53.google.com (mail-wr1-f53.google.com [209.85.221.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 20735192D9C for ; Tue, 29 Oct 2024 15:36:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.53 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730216181; cv=none; b=lkDq/K41aWBGM1u0tWHB3bNdX9J5Z0l4Yi8+cxysri7MwKUTwNH6MRW+lYQ9Ip2FG4Wfjr+/fjpuKtJ2+cAm9JoOVRELxFK6RYIoYQgk2jb0lQpf7d7k0A+ZB1yKatQChyR9e2ydiGbQv7v65JLb+6NbO8xCguUkzKZiQ/QurK8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730216181; c=relaxed/simple; bh=P+wK6DK+txNkn1mcfgNkL/HRphYkp6nahVmwCklYwBQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=LPLX7mksV2/hCkmbvRkex1Wl23/fE/iMYUMzgl0rVsTAgPP1GTykprghe7lFaVa2WnKH8TeheXxSLrxzXPcRDhlu5FwSpS09JAmweYpG3zZ8yp3eC/SVlu2iz0WPHzIai90RHD7kKUuS504mgqnaI0u2dyVwqVY2Pi0SWScNIqs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=E8sBwjPi; arc=none smtp.client-ip=209.85.221.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="E8sBwjPi" Received: by mail-wr1-f53.google.com with SMTP id ffacd0b85a97d-37d5231f71cso649914f8f.2 for ; Tue, 29 Oct 2024 08:36:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1730216177; x=1730820977; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=P+wK6DK+txNkn1mcfgNkL/HRphYkp6nahVmwCklYwBQ=; b=E8sBwjPi4A0EvgsQ9g6Wj/FU7e7/EqKrA3/v93HFaImazedMNnpBCcoCJtUTDhvYl2 f30cgSaG8cnB6Ukvg1LwBYdae2SQazcMazx3O+Z3NXCMih39ME8ZvYTDjcOsiYafmCgn jpj2YF9tl2ghM08zah2GpseP7TLqBFYns55TskB50ybsLq2ydY+1b8fdlT2s7Mjv9jXG fGl8kN6+iPAiMZlwDUkSmxkguRx5D3uYH9FyksY06yPLcT2+9xc+WlcTJkuxgq5TRgyI BO4g2xyeEpoQlcLUO1NhHI7Pmythuoakt4dfHtOhw2co0hF7HpIvuRrUFUH+n2zGI/0b cWeA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730216177; x=1730820977; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=P+wK6DK+txNkn1mcfgNkL/HRphYkp6nahVmwCklYwBQ=; b=oYP5K0ulcPRuCohteoCjehRhxDDegmiOQ1GIjhLYdQaNnS2qYTaqtnI9j/QIaY/EeD 1s5y3M4sO21s9rXJ3glceDoczITm8DQ8IOPxwnJs+Oi+cRIdoBjjmBQlKAt1TeR1Rhul b/cnMvNNp/hAGaT+WnxE7U8Zugh9C9ZA+eDzVjiemdeejPZgoQkuxJaYiQ4SvJ4+wsrI 6fbLyjdTE9Y2Zi+oozeeww8x+Q1k92fFSKo75XVemIXwbEVWqoXMukige6bGi5hm21qT E7pJk6iJIbiM5GodCHGcy7+o3TvGcP1JWnPPernr9eDjZKsOSTvZ3YDSjC3MwCM8Y31u kYhw== X-Forwarded-Encrypted: i=1; AJvYcCXgkeed6T7/pOnMaWvkpHRt7AbKiPa+TKrNlraFPxAYeXbwsxrZr6qVTQxbOu7ZGe0car4PU40=@vger.kernel.org X-Gm-Message-State: AOJu0YzlpNe+d+luajkwSow7Tohw6WJkTMNU8elVDJT5XrPeHUdjlj5v TI/4gqtdx6jgHRqQqUBsvVHiSscuIj6GMUwP7vQhxQBoZqfYD4Mz7tl41BfY X-Google-Smtp-Source: AGHT+IForEhTIXvn6Pf1fO2tOWcgwAjpavxfxe5BpSdDyBmoZA7e/HAwnML5RMIAD/vgn7whyNAQbA== X-Received: by 2002:a05:6000:144e:b0:37c:ffdd:6d57 with SMTP id ffacd0b85a97d-380611b55f2mr3333778f8f.1.1730216177136; Tue, 29 Oct 2024 08:36:17 -0700 (PDT) Received: from skbuf ([188.25.134.29]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-38058b9294dsm12823559f8f.105.2024.10.29.08.36.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Oct 2024 08:36:16 -0700 (PDT) Date: Tue, 29 Oct 2024 17:36:14 +0200 From: Vladimir Oltean To: SIMON BABY Cc: Andrew Lunn , netdev@vger.kernel.org Subject: Re: query on VLAN with linux DSA ports Message-ID: <20241029153614.2cdt2kyhn7sb6aqi@skbuf> References: <630f1b99-fcf6-4097-888c-3e982c9ab8d0@lunn.ch> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Thu, Oct 24, 2024 at 08:15:50AM -0700, SIMON BABY wrote: > Any advantages of using vlan aware bridges? Bridges can have more than one lower interface, unlike VLAN (8021q) interfaces. The lower interfaces of a bridge will forward packets between each other according to the destination MAC address (optionally + VLAN ID), which is something VLANs don't do. I don't believe that a bridge with a single lower interface (port), as in your example, is exactly "intended use".