Hello,

It is possible to build an interface aggregation on dual stack
systems?

I want my trunk0 interface to be bound to ipv4 and to ipv6 address
and I don't know:

1. If this is possible, and
2. if it si possible how do I
make the setup permanent?

Currently the trunk0 interface works with IPv4
address and has the following setup:
$ cat /etc/hostname.bge0
up
$ cat
/etc/hostname.bge1
up
$ cat /etc/hostname.trunk0 
trunkproto failover
trunkport bge0 trunkport bge1 192.168.18.133 netmask 255.255.255.0
$  ifconfig
bge0: flags=8b43<UP,BROADCAST,RUNNING,PROMISC,ALLMULTI,SIMPLEX,MULTICAST> mtu
1500
        lladdr 00:00:00:00:00:00
        priority: 0
        trunk:
trunkdev trunk0
        media: Ethernet autoselect (1000baseT full-duplex)
        status: active
        inet6 fe80::225:64ff:fe3b:a6e7%bge0 prefixlen
64 scopeid 0x1
bge1:
flags=8b43<UP,BROADCAST,RUNNING,PROMISC,ALLMULTI,SIMPLEX,MULTICAST> mtu 1500
        lladdr 00:00:00:00:00:00
        priority: 0
        trunk: trunkdev
trunk0
        media: Ethernet autoselect (none)
        status: no carrier
        inet6 fe80::225:64ff:fe3b:a6e6%bge1 prefixlen 64 scopeid 0x2
trunk0:
flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        lladdr
00:25:64:3b:a6:e6
        priority: 0
        trunk: trunkproto failover
                trunkport bge1 
                trunkport bge0 master,active
        groups: trunk egress
        media: Ethernet autoselect
       
status: active
        inet 192.168.18.133 netmask 0xffffff00 broadcast
192.168.18.255
        inet6 fe80::225:64ff:fe3b:a6e6%trunk0 prefixlen 64
scopeid 0x5


The solution I can think of is to modify the file
/etc/hostname.trunk0 such that it will look like this:
trunkproto failover
trunkport bge0 trunkport bge1 192.168.18.133 netmask 255.255.255.0
inet6
2e03:5a80:0:4::133 prefixlen 64

! route add -inet6 default2e03:5a80:0:4::1
In this way I hope trunk0 interface will be bounded to ip4 and ip6 address.
Is this the correct setup or the solution is wrong?

Thank you very much.

The
system is OpenBSD 5.1 amd64 smp


Bogdan

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