Hi Vinit,

Use `ip addr show` or `ifconfig` to check what your current ip address is.
If you're on an Ubuntu system the Network Manager often overrides your
custom settings. You'll need to setup a connection with a static IP using
Network Manager rather than ifconfig if this is the case.

If you are fairly comfortable with Linux then here's another option. I use
the following script to automatically add the USRP subnet when I connect to
the local network. This allows me access to both the wider LAN and to the
USRPs simultaneously on a single network interface. If you don't understand
what the script is doing though I'd recommend using the Network Manager as
you're less likely to encounter issues.

/etc/network/if-up.d/add-usrp-subnet.sh

#!/bin/bash

if [[ `nmcli connection show --active | grep 'Lab LAN'` ]]
then
    ip addr add 192.168.10.5/24 dev enp0s25
fi

The network name can be determined with nmcli connection show --active when
connected to the local network. The device name is shown at the end. For
example:

[dkozel@T430s ~] nmcli connection show --active
NAME        UUID                                  TYPE            DEVICE
Lab LAN     5b0c59d0-3c9b-420f-9645-a425862e1088  802-3-ethernet  enp0s25

For earlier versions of Network Manger the command is nmcli connection
status.


Hopefully this is helpful. Also, this again is a USRP question (Linux
networking actually), so would be better on the USRP-users mailing list.

Regards,

Derek


On Mon, Apr 11, 2016 at 2:55 PM, Vinit Shah <[email protected]> wrote:

> I first configured everything and installed uhd and gnuradio using
> pybombs, I faced this of problem of not able to ping my usrp device.. Then
> I set Host address and mask to 192.168.10.1 and 255.255.255.0 in edit
> connection....ethernet...manual ipv4....
>
> And everything was working fine..
>
> But from suddenly My computer is again not able to detect the usrp device.
> I have tried sudo ifconfig eth0 192.168.10.1; and then ping to my usrp
> address..
> not working ..
>
>
> My ethernet cable works fine..
>
> Please can anybody tell me what the reasons could be ?
>
> -Vinit
>
> _______________________________________________
> Discuss-gnuradio mailing list
> [email protected]
> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>
>
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