;) On Tue, Jul 20, 2010 at 5:51 AM, Lincoln Dale <[email protected]> wrote:
> i'm guessing whoever upgraded the NX-OS on these did so using scp/ftp/tftp > and thus needed to assign an ip-address to do so. > > you could verify either way by looking at the output from "show accounting > log" which saves all config commands and is persistent across power-loss and > based on the date/time recorded there or order-of-events will likely give > you an indication of whether it was your guys or the partner. > > the only reason i replied is that i've never heard of us ever doing such a > thing, because it would be an incredibly dumb thing to do. setting a > default ip-address might work for a home gateway router / switch, but for > something in the data center - no. :) > > > cheers, > > lincoln. > > > On 20/07/2010, at 1:19 PM, Church, Charles wrote: > > > Lincoln, > > > > I did leave out one detail. These were originally 4.1(3)N2(1), but > our installation guys did bump them up to 4.2 individually prior to > installing them. They tell me they used that pre-configured address, not > knowing any better. But the attached file is a 5020 I took out of a box > personally, and fired up. I guess it's possible our reseller put that on > there. I've seen that same IP address on three other 5020s, and a half > dozen 5010s, all bought about the same time from the same reseller. I'll > bounce it off them, sorry about the finger pointing. > > > > Chuck > > > > -----Original Message----- > > From: Lincoln Dale [mailto:[email protected]] > > Sent: Monday, July 19, 2010 11:06 PM > > To: Church, Charles > > Cc: Manu Chao; Peter Rathlev; [email protected] > > Subject: Re: [c-nsp] NX-OS - Fabric Path > > > > > > there is no "default configuration" or pre-coded 10.1.1.50 ip-address on > mgmt0. > > first time you boot a switch it starts the setup dialog with a serial > console port. > > > > < > http://www.cisco.com/en/US/docs/switches/datacenter/nexus5000/sw/fundamentals/421_n1_1/Cisco_Nexus_5000_Series_NX-OS_Fundamentals_Configuration_Guide_Release_4_2_1_N1_1_chapter3.html#con_1073243 > > > > > > if you had a switch with a configuration then either they were shipped > from manufacturing incorrectly (i guess its a possibility), or your > installation guys thought it was a good idea to configure it that way. > > > > as i can find no examples of the former listed in bug searches internal > to cisco, i'd say it points at the latter. > > > > > > > > cheers, > > > > lincoln. > > > > > > On 20/07/2010, at 12:36 PM, Church, Charles wrote: > > > >> Just be careful about connecting the mgmt0 interfaces to anything prior > to > >> configuring them. The default IP address of 10.1.1.50 on them (at least > on > >> the 4.2 5000s) will cause a spectacular ARP storm when they conflict > with > >> each other, like when you attach several unconfigured ones to the same > >> network. Several thousand PPS, eventual reloads, etc. Our installation > >> guys got ahead of the config guys in our new DC, nice little mess it > made. > >> Not sure why they put a default address on them, hope it's something > they > >> correct in the future. > >> > >> Chuck > >> > >> -----Original Message----- > >> From: [email protected] > >> [mailto:[email protected]] On Behalf Of Manu Chao > >> Sent: Monday, July 19, 2010 7:17 PM > >> To: Peter Rathlev > >> Cc: Lincoln Dale; [email protected] > >> Subject: Re: [c-nsp] NX-OS - Fabric Path > >> > >> > >> Yes, but Nexus hardware is the right platform if you don't want to loose > any > >> packet in your DC ;) > >> > >> On Tue, Jul 20, 2010 at 12:56 AM, Peter Rathlev <[email protected]> > wrote: > >> > >>> On Tue, 2010-07-20 at 08:29 +1000, Lincoln Dale wrote: > >>>> right now the hardware is using a frame format that is not that of > >>>> what TRILL uses (and as such we're using a Cisco-defined ethertype), > >>>> however the hardware is capable of supporting standards-based TRILL as > >>>> and when the standard is finalised & ratified. > >>> > >>> Would that hardware happen be the EARL8? And would there be any chance > >>> that us "old skool" Cat6500 guys get to share to thrill of TRILL (or > >>> similar)? :-) > >>> > >>> -- > >>> Peter > >>> > >>> > >>> _______________________________________________ > >>> cisco-nsp mailing list [email protected] > >>> https://puck.nether.net/mailman/listinfo/cisco-nsp > >>> archive at http://puck.nether.net/pipermail/cisco-nsp/ > >>> > >> _______________________________________________ > >> cisco-nsp mailing list [email protected] > >> https://puck.nether.net/mailman/listinfo/cisco-nsp > >> archive at http://puck.nether.net/pipermail/cisco-nsp/ > >> _______________________________________________ > >> cisco-nsp mailing list [email protected] > >> https://puck.nether.net/mailman/listinfo/cisco-nsp > >> archive at http://puck.nether.net/pipermail/cisco-nsp/ > > > > <5020 boot.TXT> > > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
