[avahi] Disappearing and reappearing service if a text is changed

[Florian Erfurth]

Lennart Poettering schrieb:
> On Wed, 17.06.09 18:07, Florian Erfurth (f.erfurth at reel-multimedia.com) wrote:
>
>   
>>>> Simple question: What should I do, so that Avahi sends IP of br0
>>>> (192.168.7.120)?
>>>>         
>>> The source address for UDP packets is chosen automatically by the
>>> kernel as part of the routing table logic.
>>>       
>> One question about that: Is such UDP packet sent only one time? Or twice
>> if a device contains 2 addresses (eth1/br AND eth1:avah)?
>>     
> There's no such thing as "eth1:avah". That's just a compat kludge for
> legacy tools like ifconfig. As mentioned, use "ip addr" insetad of
> ifconfig and it will show as a normal labeled address assigned to that
> interface.
>   
Ok:
 > 1: lo: <LOOPBACK,UP,10000> mtu 16436 qdisc noqueue
 >     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
 >     inet 127.0.0.1/8 scope host lo
 >     inet6 ::1/128 scope host
 >        valid_lft forever preferred_lft forever
 > 2: eth0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc 
pfifo_fast qlen 1000
 >     link/ether xx:xx:xx:xx:xx:xx brd ff:ff:ff:ff:ff:ff
 >     inet 169.254.9.176/16 brd 169.254.255.255 scope link eth0:avahi
 > 3: eth1: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc pfifo_fast 
qlen 1000
 >     link/ether yy:yy:yy:yy:yy:yy brd ff:ff:ff:ff:ff:ff
 >     inet 169.254.9.181/16 brd 169.254.255.255 scope link eth1:avahi
 >     inet6 fe80::2e0:f4ff:fe17:b1c7/64 scope link
 >        valid_lft forever preferred_lft forever
 > 4: eth2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc 
pfifo_fast qlen 1000
 >     link/ether zz:zz:zz:zz:zz:zz brd ff:ff:ff:ff:ff:ff
 >     inet 169.254.9.186/16 brd 169.254.255.255 scope link eth2:avahi
 > 5: wifi0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop qlen 199
 >     link/ieee802.11 aa:aa:aa:aa:aa:aa brd ff:ff:ff:ff:ff:ff
 > 6: ath0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop
 >     link/ether bb:bb:bb:bb:bb:bb brd ff:ff:ff:ff:ff:ff
 > 7: tun0: <POINTOPOINT,MULTICAST,NOARP,UP,10000> mtu 8300 qdisc 
pfifo_fast qlen 500
 >     link/[65534]
 >     inet 192.168.99.130/30 scope global tun0
 > 8: br0: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc noqueue
 >     link/ether xx:xx:xx:xx:xx:xx brd ff:ff:ff:ff:ff:ff
 >     inet 192.168.7.120/24 brd 192.168.7.255 scope global br0
 >     inet6 fe80::2e0:f4ff:fe17:b1c6/64 scope link
 >        valid_lft forever preferred_lft forever

So avahi (often) sent IP from eth1 instead of br0. Again, is the 
IP-Address of br0 not sent if avahi takes IP from eth1?
> Avahi distuingishes interfaces by their ifindex, not by their addresses.
>   
Not sure what ifindex is, you mean such one like eth0, eth1 etc.?

cu Floh