Re: iperf

hi
i have name resolution for ping6, works fine; and i tried using -V as 
first option: it seems that it works!! thank u!! (i tried it with the 
ip-address but will try it with fqdn later on)
thanks a lot again!have a nice day!
sylvia


Jeroen Massar wrote:
> Sylvia SCHUH wrote:
> 
>>Hi
>>I want to do some bandwidth, etc. measuring to see how this has changed
>>after migrating a whole network in comparison to ipv4.
>>i used iperf and i found documentation that iperf is ipv6 enabled
>>(2.0.2) but it doesnt work
>>i start the server with "iperg -s -V"
>>i start the client with "iperf -c marge.sylvia.test -V" --> i get a
>>message as if dns does not work
> 
> 
> Can you do a 'ping6 marge.sylvia.test' ?
> 
> 
>>(cant give the original error now; i am
>>not physically there at the moment but will be tomorrow)
>>when i start the client with "iperf -c 2001:xxxxx -V" i get the message
>>unknown host
> 
> 
> Ordering of arguments has some significance, use the -V always as the
> first option, eg:
> 
> $ iperf -c 2001:db8:1:1:210:dcff:fe20:7c7c -V
> multicast ttl failed: Invalid argument
> connect failed: Connection refused
> <SNIP>
> 
> Now we get a multicast error!?
> 
> $ iperf -V -c 2001:db8:1:1:210:dcff:fe20:7c7c
> connect failed: Connection refused
> <SNIP>
> 
> Now we don't get that warning. Thus option handling seems to be a bit odd.
> 
> 
>>any ideas? someone out there who tried that yet??
> 
> 
> Debian packages have been working fine for quite some time:
> 
> srv$ iperf -V -s
> ------------------------------------------------------------
> Server listening on TCP port 5001
> TCP window size: 85.3 KByte (default)
> ------------------------------------------------------------
> [  4] local 2001:db8:1:1:210:dcff:fe20:7c7c port 5001 connected with
> 2001:db8:2:1:2a0:24ff:feab:3b53 port 60185
> [  4]  0.0-10.0 sec  68.4 MBytes  57.3 Mbits/sec
> 
> client$ iperf -V -c srv
> ------------------------------------------------------------
> Client connecting to srv, TCP port 5001
> TCP window size: 16.0 KByte (default)
> ------------------------------------------------------------
> [  5] local 2001:db8:2:1:2a0:24ff:feab:3b53 port 60185 connected with
> 2001:db8:1:1:210:dcff:fe20:7c7c port 5001
> [  5]  0.0-10.0 sec  68.4 MBytes  57.4 Mbits/sec
> 
> srv$ iperf --version
> iperf version 2.0.2 (03 May 2005) pthreads
> client$ iperf --version
> iperf version 2.0.2 (03 May 2005) pthreads
> 
> Greets,
>  Jeroen
> 

-- 
mit freundlichen Grüßen
Sylvia SCHUH

mailto: [email protected]
Tel.: 0664 - 15 08 406

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