Date: Wed, 29 Oct 2014 13:09:41 +0000 From: "Swain, Sachidananda" <Sachidananda.Swain@caviumnetworks.com> To: "questions@FreeBSD.org" <questions@FreeBSD.org> Cc: "Swain, Sachidananda" <Sachidananda.Swain@caviumnetworks.com> Subject: Configuring pipe with random/variable delay in Dummynet Message-ID: <1414588221910.58545@caviumnetworks.com> In-Reply-To: <1414575677311.30811@caviumnetworks.com> References: <1402297099047.59041@caviumnetworks.com> <CA%2BhQ2%2BjMNfrWow5hHAYKSbepSYFSaBONxgpbcNtLxp%2BnFL_0yw@mail.gmail.com> <1402378101805.26221@caviumnetworks.com> <20140610060330.GA55903@onelab2.iet.unipi.it> <1402398067353.87644@caviumnetworks.com> <1402493689759.49784@caviumnetworks.com> <CA%2BhQ2%2BhyVBMzpxeeOznuZjtS_oyuBx-c3oLLu_E7ctXwTQZkkg@mail.gmail.com> <1403871049532.44924@caviumnetworks.com> <CA%2BhQ2%2BiLbgnYPV2smSdGxa2Z8FHpzUvUqsJJkCJESzBuKW05-Q@mail.gmail.com> <1404104416765.73557@caviumnetworks.com> <20140630133250.GB3990@onelab2.iet.unipi.it> <1412591558338.83608@caviumnetworks.com> <CA%2BhQ2%2Bh3y0qQoiTN6gHvq=3h4XK1OGBMxohFBsFpaf6tVioQ-w@mail.gmail.com> <1412592530436.80767@caviumnetworks.com> <CA%2BhQ2%2BiAKftUGkjDa08c5PEbRcz14te4MV3=JYZNUY4vhMc1eQ@mail.gmail.com> <1412922706769.82230@caviumnetworks.com> <CA%2BhQ2%2BgNb2RsA0GX7EjtRB-_xG7y8RLZ%2BeC4sX%2Bg3Hcz%2BrBzrQ@mail.gmail.com> <1412930879041.22342@caviumnetworks.com>, <CA%2BhQ2%2BiznC4HN%2BjQtZUURoD8TJMkJFVf3CXyUEvBkmsr%2B8Fcuw@mail.gmail.com>, <1414575677311.30811@caviumnetworks.com>
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Hi, We are using FreeBSD 10.0-RELEASE on i386 Intel PC with 2GB RAM. Requirement in Dummynet: Can we set some variable delay may be 1 to 10 ms through Dummynet in FreeBS= D. If Yes, then what would be the command. Found one article: http://www.cs.unc.edu/~jeffay/dirt/FAQ/dummynet-modifications.html<http://w= ww.cs.unc.edu/%7Ejeffay/dirt/FAQ/dummynet-modifications.html> I didn't find those sysctl variables in FreeBSD 10.0 We followed the procedure to create pipe and configure with delay in Dummyn= et: ---------------------------------------------------------------------------= --- Creating Pipe and configuring for Delay Adding Pipe ipfw add 100 pipe 1 ip from any to any OR ipfw add pipe 1 ip from any to any OR ipfw add pipe 1 ip from <IP Address #1> to <IP Address #2> Configuring Pipe with Delay ipfw pipe 1 config bw 100Mbit/s delay 0ms OR ipfw pipe 1 config delay 0ms Deleting Pipe ipfw flush ----------------------------------------------------------------------- Please support us, how to configure pipe with variable delay. This is our u= rgent requirement for a test. Thanks, Swain ?
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