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Date:      Mon, 19 Mar 2018 15:32:41 +0100
From:      Martin LEUSCH <sce.tech@imrcom.fr>
To:        freebsd-questions@freebsd.org
Subject:   Re: How configure a point to point connection?
Message-ID:  <26bf0b09-e9e2-4537-5817-0d8ad69badf2@imrcom.fr>
In-Reply-To: <20180319113653.b24768dae3c1f5535d73acaa@sohara.org>
References:  <f84b12f7-6ca8-9ad5-7ace-c5c153ec4b13@imrcom.fr> <20180319113653.b24768dae3c1f5535d73acaa@sohara.org>

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Le 19/03/2018 à 12:36, Steve O'Hara-Smith a écrit :
> On Mon, 19 Mar 2018 11:53:48 +0100
> Martin LEUSCH <sce.tech@imrcom.fr> wrote:
>
>> Hi,
>>
>> I want to add a public IP of my hosting provider to a FreeBSD VM. To do
>> this I have to reach a remote gateway with a point to point connection
>> but I didn't how how to do that on FreeBSD. Under Debian GNU/Linux, I
>> just have to add the gateway to the "pointopoint" parameters in
>> /etc/network/interfaces:
>>
>> iface eth0 inet static
>>     address my.public.ip
>>     netmask 255.255.255.255
>>     pointopoint my.provider.gw
>>     gateway my.provider.gw
>>
>> I tried the following commands:
>>
>> ifconfig vtnet0 inet my.public.ip my.provider.gw netmask 255.255.255.255
>> route add default my.provider.gw
>>
>> When I tried to add the default route, I get "Network is unreachable".
> 	Try losing the netmask 255.255.255.255 which puts only a single
> address on the segment making the default route unreachable.
>
Actually I cannot play with the netmask as my public IP and the remote 
gateway are not on the same IP range but it was effectively a routing issue.
I simply have to add a static route to the remote gateway via the 
network interface of my VM:

      route add -host my.provider.gw -interface vtnet0





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