Re: Can't figure out getting network into bhyve instance.

From: Markus Graf <markus.graf_at_markusgraf.net>
Date: Sat, 06 May 2023 10:32:44 UTC
Steven Friedrich <freebsdlouisville@gmail.com> writes:

> 1.  ( ) text/plain          (*) text/html           
>
> I can get in with vm console nameofguest
>
> root@freebsd:~ # ifconfig 
> vtnet0: flags=8863<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> 
> metric 0 mtu 1500 
>        options=80028<VLAN_MTU,JUMBO_MTU,LINKSTATE> 
>        ether 58:9c:fc:02:aa:68 
>        inet 192.168.1.14 netmask 0xffffff00 broadcast 
>        192.168.1.255 
>        media: Ethernet autoselect (10Gbase-T <full-duplex>) 
>        status: active 
>        nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> 
> lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 
> 16384 
>        options=680003<RXCSUM,TXCSUM,LINKSTATE,RXCSUM_IPV6,TXCSUM_IPV6> 
>        inet6 ::1 prefixlen 128 
>        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x2 
>        inet 127.0.0.1 netmask 0xff000000 
>        groups: lo 
>        nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>
> vtnet0 has an IP address, I assume it got it from DHCP.
>
> But ping to my router at 192.168.1.1 fails.  100% packet loss.
>
> On 5/5/23 13:22, Tomek CEDRO wrote:
>
>  On Fri, May 5, 2023 at 5:55 PM Steven Friedrich wrote:
>
>  I had found a bhyve tutorial on the Internet:
>  https://klarasystems.com/articles/from-0-to-bhyve-on-freebsd-13-1/
> (..)
>
>
> In a simple scenario read `man vm` :-)
>
> Just add public switch with selected physical port / interface.
> Machines will use that for networking by default.
>
> I had the same problem(?). Packets were not going out of the 
> guest vm.
> There are some sysctls to do in order to pass the bridged 
> traffic.
>
> sysctl net.link.bridge.ipfw=0
> sysctl net.link.bridge.pfil_bridge=0
> sysctl net.link.bridge.pfil_member=0
>
> I have provided a man page update on that, any comments welcome 
> :-)
>
> https://github.com/churchers/vm-bhyve/pull/510
>
> Hope that helps :-)

Hallo Steven,

just something I noticed:

you try to ping 192.168.1.1

but I can not see any interface with this address in your posts.

re0 192.168.1.9
vm-public no ip4

best regards

Markus

-- 
Markus Graf

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Email: markus.graf@markusgraf.net
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