Xiang,

I changed my config so I now see an eth0 interface, but when I ifconfig it
to have a static IP on my local net, I can't ping anything– I get this:

>
> nsh>ping 192.168.46.1
> ERROR: socket() failed: 106
>

Here's my ifconfig output:

>
> nsh>ifconfig
> lo Link encap:Local Loopback at UP
> inet addr:127.0.0.1 DRaddr:127.0.0.1 Mask:255.0.0.0
>
> eth0 Link encap:Ethernet HWaddr 00:00:00:00:00:00 at UP
> inet addr:192.168.46.102 DRaddr:192.168.46.1 Mask:255.255.255.0
>

Do you have any ideas?

-adam



On Mon, Feb 10, 2020 at 8:21 PM Adam Feuer <a...@starcat.io> wrote:

> Xiang,
>
> Thanks for the tips! I tried to get this working, but I don't see any
> network interfaces on my nuttx system other than loopback.
>
> I ran the script on my Linux box, it created a nuttx0: interface with an
> IP address.  But on the nuttx simulator all I see is this:
>
> nsh> ifconfig
>> lo Link encap:Local Loopback at UP
>> inet addr:127.0.0.1 DRaddr:127.0.0.1 Mask:255.0.0.0
>
>
>
>
> Do you have a defconfig that I can run that will bring up NSH?  Or any
> defconfig that will show the network is working?
>
> cheers
> adam
>
>
>
> On Mon, Feb 10, 2020 at 7:45 PM Xiang Xiao <xiaoxiang781...@gmail.com>
> wrote:
>
>> Adam, please follow this instruction if you want to connect the real
>> network instead loopback:
>>
>> https://github.com/apache/incubator-nuttx/pull/249/commits/1b489449f790c2b4618df9133114bb05f0132e87
>> The setup is very simple, you don't need config any IP address manually.
>>
>> Thanks
>> Xiang
>>
>> On Tue, Feb 11, 2020 at 2:23 AM Gregory Nutt <spudan...@gmail.com> wrote:
>> >
>> >
>> > > I'm trying to get the NuttX simulator working with TCP/IP networking.
>> I
>> > > used the sim:nsh defconfig as a base, then used "make menuconfig" to
>> select
>> > > TCP/IP, ICMP, and ping commands.
>> > >
>> > > My host is Ubuntu 19.10 Eoan. I installed bridge-utils and configured
>> a
>> > > bridge device nuttx0 and gave it an IP address 10.0.1.1. From linux I
>> can
>> > > ping the bridge.
>> > >
>> > > I can compile and run the simulator. Commands seem to work. I can
>> configure
>> > > the eth0 interface with IP address 10.0.1.2 and bring it up using
>> ifup. But
>> > > when I try to ping the bridge, the nuttx simulator immediately exits
>> with
>> > > no messages.
>> > >
>> > > I checked the .config against the sim:nettest defconfig, and my
>> settings in
>> > > .config match that one.
>> > >
>> > > What am I doing wrong? How do I debug this?
>> >
>> > I don't use TCP/IP networking with the simulator.  Perhaps Xiao Xiang
>> > will respond later.
>> >
>> > I am creating a simulator example that runs the TCP blaster example
>> > using the loopback 127.0.0.1 device.  I will give that to you once I
>> > verify it.
>> >
>> >
>>
>
>
> --
> Adam Feuer <a...@starcat.io>
>


-- 
Adam Feuer <a...@starcat.io>

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