Re: [Hampshire] Ethernet Over Mains

Top Page

Reply to this message
Author: Roger Munford
Date:  
To: adam.trickett, Hampshire LUG Discussion List
Subject: Re: [Hampshire] Ethernet Over Mains
Do you know what sort of distance the Develos work at ?

On 26/03/13 16:37, Dr A. J. Trickett wrote:
> On Tue, 26 Mar 2013 at 03:58:39PM +0000, Alan Pope wrote:
>> On 26/03/13 15:29, Dr A. J. Trickett wrote:
>>> I've been running Devolo 200AV units for a while and recently
>>> asked abut their 500AV+ units. I bought a pair of 500AVs and they
>>> are noticably faster and use less electricity apparently and even
>>> have a power pass-through.
>>>
>> Any chance you can do a benchmark with something like iperf?
> I'll try tonight if I remember. I can compare 500AV, 200AV and
> local GigE switch.
>
> If you run 200AV and 500AV on the same network then the 200AVs can
> only signal to the 500AVs at 200, it's not clear if the 500AVs are
> forced down to 200 when talking to each other if there is a 200AV
> on the same wiring.
>
>> Here's iperf between my laptop and another machine over the 200AV units.
>>
>>
>> an@deep-thought:~$ iperf -s
>> ------------------------------------------------------------
>> Server listening on TCP port 5001
>> TCP window size: 85.3 KByte (default)
>> ------------------------------------------------------------
>> [  4] local 192.168.1.107 port 5001 connected with 192.168.1.2 port 53108
>> [ ID] Interval       Transfer     Bandwidth
>> [  4]  0.0-10.4 sec  73.9 MBytes  59.6 Mbits/sec
>> [  5] local 192.168.1.107 port 5001 connected with 192.168.1.2 port 53109
>> [  5]  0.0-10.4 sec  73.8 MBytes  59.4 Mbits/sec
>> [  4] local 192.168.1.107 port 5001 connected with 192.168.1.2 port 53112
>> [  4]  0.0-10.5 sec  70.4 MBytes  56.1 Mbits/sec

>>
>> .. compared with two machines over GbE ..
>>
>> [ 5] local 192.168.1.107 port 5001 connected with 192.168.1.112 port 44354
>> [ 5] 0.0-10.0 sec 1.09 GBytes 938 Mbits/sec
>>



--
Please post to: Hampshire@???
Web Interface: https://mailman.lug.org.uk/mailman/listinfo/hampshire
LUG URL: http://www.hantslug.org.uk
--------------------------------------------------------------