[ixpmanager] Multi Macs

Nick Hilliard nick at inex.ie
Wed Jul 4 13:57:23 IST 2012


On 04/07/2012 12:46, Joe Wooller wrote:
> It is definitely something i need to look at doing. But for now I might
> write some scripts to pull IP/Mac off the route server.

I'd recommend doing this via snmp because your route collector will not
have the same visibility into what's going on as the switches themselves.
Bear in mind that this is sflow information that you're interested in,
which means canonical mac->port assignment.  You'll only get that
information from the switches.

> Still not 100% on how IXP-Manager works, but would there be an issue
> with adding the ability to poll/populate macs off the Mac Address
> section. I will probably write it in PHP and add a section to add route
> servers so we can expand on it later and add other vendors etc.

Although we're pretty stalinist about mac addresses at INEX, you can see
that the sql database schema allows multiple macs per port.  So does the
sflow collector parser.  However, update-l2database doesn't currently.

What happens when you query those SNMP OIDs on the junipers?  Does it hang,
or does it return with something like "no such oid defined"?

Nick



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