Ali,

Thank you for your help.

John

From: Ali Dormiani [mailto:sdorm...@eng.ucsd.edu]
Sent: Tuesday, August 21, 2018 1:18 PM
To: Garnham, John <john.garn...@atacorp.com>
Cc: usrp-users <usrp-users@lists.ettus.com>
Subject: Re: [USRP-users] X310 driver problems

I don't have a lot of experience with these USB adapters (amazon basics one is 
the only one I ever tried). I think you are dropping packets because the 
bandwidth test is trying to max things out (as it should). If your use case 
does not need full 1 Gbe you might be fine. Our N310 (in 1 Gbe mode) actually 
pushes out data at 1.25 Gbs. In general, Intel good, Realtek bad.

On Tue, Aug 21, 2018 at 12:05 PM, Garnham, John 
<john.garn...@atacorp.com<mailto:john.garn...@atacorp.com>> wrote:

1.        I have set the device address in GNU radio as addr=192.168.10.2

That seemed to improve things.  It found the device.

2.       Yes I installed from binaries – I will try the downgrade to UND 3.11 
first.  Re-compiling on this machine will take a lot of work to set-up I expect.

3.       I do not have a thunderbolt port.  Any recommendations on a chipset 
that I should look for in the adapter?


From: Ali Dormiani [mailto:sdorm...@eng.ucsd.edu<mailto:sdorm...@eng.ucsd.edu>]
Sent: Tuesday, August 21, 2018 12:35 PM
To: Garnham, John <john.garn...@atacorp.com<mailto:john.garn...@atacorp.com>>

Subject: Re: [USRP-users] X310 driver problems

Ok so there are a few problems that are independent of each other.

1. In GNUradio you need to set the device address to "addr=192.168.10.2". I 
have attached a screenshot of what it looks like (I use an N310).

2. Notice that your version of UHD is 3.12 but in GNUradio runtime it says UHD 
3.11. I assume you installed both with executable or package manager. The 
GNUradio pre-compiled binaries are old and were compiled with UHD 3.11. I do 
not know if X310 needs the latest version of UHD (Our N310 *needs* 3.13.0.2). 
You can either downgrade UHD to 3.11 or compile the latest UHD and GNUradio 
from source. They need to match.

3. I recognize your USB to Ethernet adapter. I had an amazon basics branded one 
with the exact same controller chip. It was pretty bad and I returned it. If 
your laptop has a thunderbolt 3 port I highly recommend using that instead. We 
are using a 10 Gbe to thunderbolt 3 adapter for now as a stopgap solution 
untill we get a proper server.

On Tue, Aug 21, 2018 at 11:20 AM, Garnham, John 
<john.garn...@atacorp.com<mailto:john.garn...@atacorp.com>> wrote:
Ali,

I need to read more carefully.  Here is the output of the ipconfig /all

\Program Files\UHD\lib\uhd\examples>ipconfig /all

Windows IP Configuration

   Host Name . . . . . . . . . . . . : jgarnham-lt
   Primary Dns Suffix  . . . . . . . : atacorp.com<http://atacorp.com>
   Node Type . . . . . . . . . . . . : Hybrid
   IP Routing Enabled. . . . . . . . : No
   WINS Proxy Enabled. . . . . . . . : No
   DNS Suffix Search List. . . . . . : atacorp.com<http://atacorp.com>

Ethernet adapter Ethernet 3:

   Connection-specific DNS Suffix  . :
   Description . . . . . . . . . . . : ASIX AX88179 USB 3.0 to Gigabit Ethernet 
Adapter #2
   Physical Address. . . . . . . . . : 00-50-B6-20-A5-B2
   DHCP Enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled . . . . : Yes
   IPv4 Address. . . . . . . . . . . : 192.168.10.1(Preferred)
   Subnet Mask . . . . . . . . . . . : 255.255.255.0
   Default Gateway . . . . . . . . . :
   NetBIOS over Tcpip. . . . . . . . : Disabled


From: Garnham, John
Sent: Tuesday, August 21, 2018 12:09 PM
To: 'Ali Dormiani' <sdorm...@eng.ucsd.edu<mailto:sdorm...@eng.ucsd.edu>>
Subject: RE: [USRP-users] X310 driver problems

Ali,

I am on a 1 Gbe connection on a Win10 laptop.  I have a USB to Ethernet adapter 
that direct connects to the X310.  I have set-up this as a second network on my 
laptop computer with fixed IP address 192.168.10.1.  Attached is a pdf file 
showing the commands and outputs of:

Ipconfig
uhd_find_devices
uhd_usrp_probe
GNU radio top_block.py

The first three seem to work just fine, but GNU radio cannot find the X310

John G

From: Ali Dormiani [mailto:sdorm...@eng.ucsd.edu]
Sent: Tuesday, August 21, 2018 10:33 AM
To: Garnham, John <john.garn...@atacorp.com<mailto:john.garn...@atacorp.com>>
Cc: usrp-users@lists.ettus.com<mailto:usrp-users@lists.ettus.com>
Subject: Re: [USRP-users] X310 driver problems

As a start please post the output of 'ifconfig' (linux command on your host 
machine) or 'ipconfig /all" (windows cmd command).

Are you on 1 Gbe or 10? Please describe the entire connection chain from the 
USRP to your host machine. (include any adapters you are using along the way)

Also paste the error messages you get with running benchmark_rate.


Ali Dormiani

On Tue, Aug 21, 2018 at 9:18 AM, Garnham, John via USRP-users 
<usrp-users@lists.ettus.com<mailto:usrp-users@lists.ettus.com>> wrote:
I just purchased an X310 and have tried to get it work under both Linux and Win 
10.  In both cases installed the latest correct driver and associated FGA 
image.  I can ping it, can run probe, but the benchmark_rate fails with 
numerous dropped packets and lots of error messages.  Additionally the channel 
0 ethernet port status light is yellow, not green, and by the documentation, it 
appears yellow is some kind of non-optimal state.  Finally GNU radio cannot 
find the device, but the  UHD uhd_find_devices does find the x310.

I am at a loss what to do now, other that “read the manual” documentation 
on-line and see what I can find.  I am not confident I will fond anything.

John G

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