hi

so this morning i did the next try after an update session from our network
stuff ( they did an update out hp 2824 switches to the latest firmware ).

result :

 with link0 link1 option
no change ( 50% of the network ok the rest dont )

with link0 link1 link2 option
they kills my connection to the second fw box an the connection to all host
outside .......
it is more worse than before.

so what now ?

holger




-----Urspr|ngliche Nachricht-----
Von: Marco Pfatschbacher <[EMAIL PROTECTED]>
Gesendet: 04.11.07 15:46:22
An: [EMAIL PROTECTED]
CC: [email protected]
Betreff: Re: carp ip loadbalancing bug ?

On Sun, Nov 04, 2007 at 01:17:19PM +0100, [EMAIL PROTECTED] wrote:
>
> but we check our switches ( HP 2824 ) and my networker says that we have old
revision of firmware inside.
> we will update this at monday  and that we test it again.

I don't think that's necessary. It's not a bug in the switch.

> is the link2 option an replacement for link1 ?

no, you need link0,link1,link2

Just like it's written in the manual...

> holger
>
> Quoting from carp(4):
>
>      Please note that activating stealth mode on a carp interface that has
al-
>      ready been running might not work instantly.  As a workaround the VHID
>      can be changed to a previously unused one, or just wait until the MAC
>      table entry in the switch times out.
>
>      Some Layer-3 switches do port learning based on ARP packets.
Therefore
>      the stealth mode cannot hide the virtual MAC address from these kind
of
>      devices.  In such cases, carp can be told to use a multicast MAC
address
>      by additionally enabling the link2 flag.
       ^^^^^^^^^^^^^^^^^^^^^^
There's work in progress to make the configuration easier.
However, sometimes I wonder why we bother to write manuals that no one reads.

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