From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ed1-x534.google.com (mail-ed1-x534.google.com [IPv6:2a00:1450:4864:20::534]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 8752D3B29D for ; Thu, 13 Jan 2022 10:28:00 -0500 (EST) Received: by mail-ed1-x534.google.com with SMTP id 30so24500926edv.3 for ; Thu, 13 Jan 2022 07:28:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=53STLFpa13heliMJEB5E6P2WnsKULjrPeMeQEVB0hB0=; b=ijIgSdnhEeTqKcNk5xD4WSzdu9QL6q5aDFNOpGgmUqrIR2Vh2atS4IwemNjp1AgA/H KG8Zvqvh5X/JCRJBtbBmoX9Q47+OL/RUSih1aS+ma+rUNbdekLCfoRyhhFK/F4nD7LG8 HCosxY5+Tr0reHm4LSU1aDdjJd85iW4pQK3nHV3vnIgEpwywkQo1uRrZydALEIeg9dgT xfTujDz/29Riq0MWyIOb6VyxByMUko+IbgOEHSWpwSDNgWlOlU9pOtvr3nQnOqhRD2pk jq+B7PZEVuiGyRg+l5uA3WsXxsl7oBfavf+k7f4P1SsaTCxPrsPFxdT4uO0BqS1aVmtt 2zHA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=53STLFpa13heliMJEB5E6P2WnsKULjrPeMeQEVB0hB0=; b=jmk7GWrSqPZII6rsPJoXUlEj1a4UundaT2qyUxFl2gmuXSzGhwMeXQWF7pZvNm0u2z JxSRYNOVgbzDEARxymnkgk4Bv0ooubHNQTkvG9RlP77JjZWm4Ngv0SO9nLI+V33bUTpr GbsWXfSHkMVYl/2fcckClLlADQw4C3Ct00hCyizLebQrBI6F+tQi+yxj+FZbMn+8TJuw 4Qn0WLbNoKDmo6m777/w5BAb/KKu4xK5DgcqbcyulNUUecBZVVyXUQ8IARuk1IndDcAY 1krjPMSA+VQJD8dImlarRbo0ssiSjnS4yazqkWchQyoYCqz9DUtiX2RLXvfuhtLvNit5 67GQ== X-Gm-Message-State: AOAM533Wcmy9QAzwlAYJAE5RtYFItpqM+FnlhEePzav8461ORTC8JyY0 6GWi6cbUhiV1zrMh0KBFpzi7HaSZm1k= X-Google-Smtp-Source: ABdhPJwZ6tf3WMcKebcYfexhbT6zLuIoFarB1CHe+Ck5zKCrA49SrOpPJS2x8xhGyITYLGtqnWpd1w== X-Received: by 2002:a17:907:1b06:: with SMTP id mp6mr4067783ejc.275.1642087679446; Thu, 13 Jan 2022 07:27:59 -0800 (PST) Received: from dracor.xperim.be (82.228-200-80.adsl-dyn.isp.belgacom.be. [80.200.228.82]) by smtp.gmail.com with ESMTPSA id qb40sm1018711ejc.80.2022.01.13.07.27.58 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Jan 2022 07:27:59 -0800 (PST) Received: from [192.168.1.184] (bajor.xperim.be [192.168.1.184]) by dracor.xperim.be (Postfix) with ESMTPSA id 58AD8380686; Thu, 13 Jan 2022 16:27:58 +0100 (CET) To: bloat@lists.bufferbloat.net References: From: Jan Ceuleers Message-ID: Date: Thu, 13 Jan 2022 16:27:58 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [Bloat] ONTs and ITU - T G.988 X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 Jan 2022 15:28:00 -0000 On 13/01/2022 00:42, Dave Taht wrote: > My 1st question is - are there any ONTs that actually do do pause > frames? Or providers that configure for them? In my (limited) experience most network operators want ONTs to be transparent to pause frames. > My second is - what is a cheap way to setup a lab to emulate a good, > common, version of gpon e2e? I'm not aware of a cheap way. You need an OLT and a few ONTs. > Third - what OS do these things run? Who makes a "good" one? Linux. But forwarding is offloaded so not dealt with by the Linux networking stack.