IP:4PKYygVA
On Wed, May 29, 2019, 3:48 PM Bob McMahon via Iperf-users <
iperf-users@lists.sourceforge.net> wrote:
> For UDP (-u) the -l on the client defines the UDP payload size. A 1470
> byte UDP payload will generate the max ethernet frame for ipv4 and 1450
> bytes for ipv6.
>
> TCP is a byte protocol where there is no direct control of a layer 2
> packet's frame size. The -l sets the write() size, -w the window size, -M
> the maximum segment size and the MTU size is set on an interface per the
> operating system.
>
> Bob
>
> On Wed, May 29, 2019 at 8:55 AM Sudeep Gupta
> wrote:
>
>> Hi,
>>
>> I want to run a test using a fixed framesize. I couldn't find an option
>> to set the framesize in iperf documentation. Can someone point me to the
>> parameter which can specify framesize?
>>
>> Regards,
>> Sudeep
>> ___
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>> Iperf-users@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/iperf-users
>>
> ___
> Iperf-users mailing list
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>
On Wed, May 29, 2019, 3:48 PM Bob McMahon via Iperf-users <
iperf-users@lists.sourceforge.net> wrote:
> For UDP (-u) the -l on the client defines the UDP payload size. A 1470
> byte UDP payload will generate the max ethernet frame for ipv4 and 1450
> bytes for ipv6.
>
> TCP is a byte protocol where there is no direct control of a layer 2
> packet's frame size. The -l sets the write() size, -w the window size, -M
> the maximum segment size and the MTU size is set on an interface per the
> operating system.
>
> Bob
>
> On Wed, May 29, 2019 at 8:55 AM Sudeep Gupta
> wrote:
>
>> Hi,
>>
>> I want to run a test using a fixed framesize. I couldn't find an option
>> to set the framesize in iperf documentation. Can someone point me to the
>> parameter which can specify framesize?
>>
>> Regards,
>> Sudeep
>> ___
>> Iperf-users mailing list
>> Iperf-users@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/iperf-users
>>
> ___
> Iperf-users mailing list
> Iperf-users@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/iperf-users
>
___
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