Cannot access other computers on LAN

[Corey Boyle]

Take a look at the routing tables on all your devices and see if they
all know how to route to each other.
If not, you may need to add some manual.

On Mon, Jan 14, 2019 at 12:04 PM Julien dupont <marcelvierzon at gmail.com> wrote:
>
> I cannot even ping the LAN router on 192.168.1.1, but if I ssh though the tunnel to 192.168.1.3, I can ping it.
>
> Investigating with tcpdump withoug guidelines is beyond my skills I'm afraid.
>
> I used tinc in router mode because it is proposed like in most howto I found... Would just switching to switch mode makes things easier or that's not related?
>
> Le sam. 12 janv. 2019 à 05:17, Hamish Moffatt <hamish at moffatt.email> a écrit :
>>
>> On 12/1/19 2:29 pm, Lars Kruse wrote:
>> > Hello
>> >
>> >
>> > Am Thu, 10 Jan 2019 11:58:33 +0100
>> > schrieb Julien dupont <marcelvierzon at gmail.com>:
>> >
>> >> The two tunnels are working. From a client I can ping or ssh VPN_office on
>> >> both tunnel and LAN IPs 172.16.0.2 and 192.168.1.3. I cannot however ping
>> >> any other computer on the LAN, I get no pong back but it is not complaining
>> >> he has no route to host.
>> > wild guess: maybe the response fails to find its way back to the source?
>> > In this case you could either masquerade (SNAT) traffic when it leaves the
>> > tunnel at VPN_office or you could configure a suitable route on the default
>> > gateway of your network (this should work for all local hosts via ICMP
>> > redirects).
>>
>>
>> In my experience the ICMP redirects don't really work. I had TINC
>> running on a machine other than the default gateway at one node recently
>> and it was a major pain - I had to configure static routes on every
>> machine because the ICMP redirect just didn't work.
>>
>> I since replaced the router (default gateway) with an OpenWRT setup with
>> TINC included and everything is much simpler.
>>
>>
>> Hamish
>>
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>
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