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Re: [rare-dev] [freertr] [RARE-users] Routing between wireguard tunnels


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  • From: mc36 <>
  • To: Gabriel Tetzner <>
  • Cc:
  • Subject: Re: [rare-dev] [freertr] [RARE-users] Routing between wireguard tunnels
  • Date: Tue, 30 Aug 2022 05:28:32 +0200
+1

On 8/30/22 05:17, Gabriel Tetzner wrote:
anybody?

Em seg., 29 de ago. de 2022 s 03:41, mc36 < <>>
escreveu:

up

On 8/29/22 04:34, Gabriel Tetzner wrote:
> anybody?
>
> Em s b., 27 de ago. de 2022 s 12:26, mc36 < <>
< <>>> escreveu:
>
> come on guys please! it really seems not that hard if you know
basic routing :)
>
> On 8/27/22 16:56, Gabriel Tetzner wrote:
> > Anybody?
> >
> > Em sex., 26 de ago. de 2022 s 17:18, Gabriel Tetzner via groups.io
<http://groups.io> <http://groups.io <http://groups.io>> <http://groups.io
<http://groups.io>
<http://groups.io <http://groups.io>>>
< <>
> < <>>
< <> <
<>>>> escreveu:
> >
> > image.png
> >
> > Hi all,
> >
> > I managed to solve it with Csaba's tip to isolate
the vrf, I used the EIGRP protocol and configured the routing issue:
> >
> > Now 20.0.0.3 ping 10.0.0.3 <http://10.0.0.3 <http://10.0.0.3>
<http://10.0.0.3 <http://10.0.0.3>>>:
> >
> > freertr-3:
> > sh int tun1:
> >
> > tunnel1 is up
> > description:
> > state changed 17 times, last at 2022-08-24
21:42:28, 2d0h ago
> > last packet input 00:00:02 ago, output
00:00:02 ago, drop never ago
> > type is wireguard, hwaddr=none, mtu=1400,
bw=8000kbps, vrf=wireguard
> > ipv4 address=20.0.0.3/24 <http://20.0.0.3/24>
<http://20.0.0.3/24 <http://20.0.0.3/24>> <http://20.0.0.3/24 <http://20.0.0.3/24>
<http://20.0.0.3/24
<http://20.0.0.3/24>>>, mask=255.255.255.0, ifcid=150335649
> > received 33024 packets (2180896 bytes)
dropped 0 packets (0 bytes)
> > transmitted 1193 packets (74066 bytes)
macsec=false sgt=false
> >
> > freertr#ping 10.0.0.3 vrf wireguard
> > pinging 10.0.0.3, src=null, vrf=wireguard, cnt=5,
len=64, df=false, tim=1000, gap=0, ttl=255, tos=0, sgt=0, flow=0, fill=0, alrt=-1,
sweep=false, multi=false
> > !!!!!
> > result=100.0%, recv/sent/lost/err=5/5/0/0, took
726, min/avg/max/dev rtt=143/144/150/7.4, ttl 254/254/254/0.0, tos 0/0.0/0/0.0
> >
> > The reverse is also possible:
> >
> > freertr-r2:
> >
> > freertr#sh int tun1
> > tunnel1 is up
> > description:
> > state changed 21 times, last at 2022-08-26
21:13:09, 00:55:27 ago
> > last packet input 00:00:03 ago, output
00:00:03 ago, drop never ago
> > type is wireguard, hwaddr=none, mtu=1400,
bw=8000kbps, vrf=wireguard
> > ipv4 address=10.0.0.3/24 <http://10.0.0.3/24>
<http://10.0.0.3/24 <http://10.0.0.3/24>> <http://10.0.0.3/24 <http://10.0.0.3/24>
<http://10.0.0.3/24
<http://10.0.0.3/24>>>, mask=255.255.255.0, ifcid=906822900
> > received 30063 packets (1989950 bytes)
dropped 0 packets (0 bytes)
> > transmitted 1298 packets (80644 bytes)
macsec=false sgt=false
> >
> > freertr#ping 20.0.0.3 vrf wireguard
> > pinging 20.0.0.3, src=null, vrf=wireguard, cnt=5,
len=64, df=false, tim=1000, gap=0, ttl=255, tos=0, sgt=0, flow=0, fill=0, alrt=-1,
sweep=false, multi=false
> > !!!!!
> > result=100.0%, recv/sent/lost/err=5/5/0/0, took
717, min/avg/max/dev rtt=143/143/145/0.6, ttl 254/254/254/0.0, tos 0/0.0/0/0.0
> >
> > Now I am left with a question, how do I make the
debian machine in freeRtr-r3 ping the ip of the freeRtr-2 tunnel?
> >
> > In this topology consider that there is a
prometheus server running on top of freeRtr-r3 debian and I need to talk to
10.0.0.3?
> >
> > Can anyone help me?
> >
> > Thanks...
> >
> >
> > Em sex., 26 de ago. de 2022 s 04:03, Gabriel Tetzner via
groups.io <http://groups.io> <http://groups.io <http://groups.io>> <http://groups.io
<http://groups.io> <http://groups.io <http://groups.io>>>
> < <>
< <>> <
<> <
<>>>> escreveu:
> >
> > anybody?
> >
> > Em qua., 24 de ago. de 2022 s 12:40, mc36 <
<> < <>> <
<>
< <>>>> escreveu:
> >
> > anybody?
> >
> >
> > On 8/18/22 18:09, Gabriel
Tetzner wrote:
> > > Hi all,
> > >
> > > I have the following
topology built using two wireguard tunnels:
> > >
> > > image.png
> > >
> > > In this case freertr-r3 is
isolated on another network, but has a public ip to tunnel wireguard with freertr-r1
which is also on another network
and has a
> public ip.
> > >
> > > This topology is working
and the pings respectively for each ip:
> > >
> > > 10.0.0.2 ping 10.0.0.3
> > > 20.0.0.2 ping 20.0.0.3
> > > 10.0.0.3 ping 10.0.0.2
> > > 20.0.0.3 ping 20.0.0.2
> > >
> > > But I want 20.0.0.2 to
reach 10.0.0.3, do I need to configure a route for this using ipv4 route? or is there
another way to route the traffic?
in this case I am
> > talking about
> > > freertr-r1.
> > >
> >
> > _._,_._,_
> >
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