Re: Cisco-HP ?

Virtualconnects?

Sent from a mobile phone!
On Oct 2, 2014 9:37 PM, "Jeremy Garver" <jbgarver_at_gmail.com> wrote:

> I had this problem quite a few years back. I was stumped at first because
> it was most likely a bridging loop, but I was confused at the source
> since I thought I had all the switches accounted for and STP was enabled. I
> found it because the server guys decided to use the outage to perform
> maintenance on the Blade Chassis. As soon as they shut it down; everything
> went back to normal on my core.
>
> At the time I didn't know that much about spanning-tree, so I just turned
> on spanning-tree on the HP as I found out at that time that HP Procurves do
> not have STP enabled by default.
>
> I never had the problem again and I have never been back into an HP chassis
> switch. Plenty of other HP Procurves, though. The newer H3C switches by HP
> do come with STP enabled by default at least, but they are still a pain.
>
> If I had it to do now; I would handle it the same way Marc suggested and
> enable MST everywhere and make sure that your cores are root; dividing the
> VLANs accordingly across the cores (one core handling root for half the
> VLANs and the other core handling root for the other half). That is,
> assuming that you have dual cores. Everyone should, but not everyone can
> afford them; especially when using Ci$co.
>
> On Thu, Oct 2, 2014 at 8:38 PM, marc abel <marcabel_at_gmail.com> wrote:
>
> > Filtering BPDUs is likely to make the problem worse, not better.
> >
> > On Thu, Oct 2, 2014 at 7:35 PM, kapilatrish <kapilatrish_at_hotmail.com>
> > wrote:
> >
> > > If cisco says its a spanning tree issue can't you filter the bpdus on
> the
> > > port?
> > >
> > >
> > > Sent from Samsung Mobile
> > >
> > > -------- Original message --------
> > > From: Cisco Fanatic <ebay_products_at_hotmail.com>
> > > Date:02/10/2014 7:48 PM (GMT-05:00)
> > > To: ccielab_at_groupstudy.com
> > > Subject: Cisco-HP ?
> > >
> > > This is really getting to my nerves. I have a WS-C4500X-16SFP+ switch
> > > connected to HP Blade and we already had 2 outages in the past week.
> > > HP is saying that they don't see an issue on their blades and Cisco TAC
> > is
> > > saying it's to do with HP blade which is running VMs that is causing
> > > spanning
> > > tree issues.
> > > Please I needs some insight into this from people who have worked on HP
> > and
> > > Cisco platform.
> > > Are there any know interoperability issues between Cisco and HP?
> > > Also, is there a best practice design which explain how to connect
> Cisco
> > > with
> > > HP Blade Servers?
> > > Yuri
> > >
> > >
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> > >
> > >
> > >
> > >
> > >
> > >
> >
> >
> > --
> > Marc Abel
> > CCIE #35470
> > (Routing and Switching)
> >
> >
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Received on Thu Oct 02 2014 - 21:42:29 ART