[USRP-users] N310 Initial Connection Issues

Nate Temple nate.temple at ettus.com
Tue Mar 12 13:41:58 EDT 2019

Hi Marc,

What version of UHD are you using? If you're not running with any release, can you please try v3.14.0.0-rc3 ?

Nate Temple

On Tue, Mar 12, 2019 at 10:37 AM Marc Lichtman via USRP-users <
usrp-users at lists.ettus.com> wrote:

> Hey,
> I'm having issues connecting to a N310 with stock firmware.  Its eth0 port
> works fine; it can get an IP address and I can even SSH into it from a
> different (host) computer, but when I set up a second ethernet port on my
> host with a static IP of and mask, and connect
> it to SFP0 on the N310, pinging fails with destination
> unreachable.  I'm using the transceiver that came with it, and the lights
> above the SFP0 port on the USRP are on (one is solid, one flashes on
> occasion).  I verified my host was using on the port connected
> to SFP0.
> Some possible clues- When I run uhd_find_devices on the host, the N310
> shows up, but said "Reachable: No" (which is a new field to me).  When I
> SSH into the N310 and do ifconfig, it shows the eth0 with its assigned IP
> address, and it shows sfp1 but with no IP address, and no sfp0/sfp2 (not
> sure how its suppose to be labeled).  I was expected to do ifconfig and see
> sfp0 showing and sfp1 with since it's static.
> Any help would be greatly appreciated!  Thanks!
> -Marc
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