[AusNOG] 10GBs

[Bill Walker]

As someone on ausnog pointed out previously, even new patch cables 
should be cleaned prior to use.

(He included pictures, but my google skills are failing to find the 
thread)

On 2017-11-09 09:02, Mike Taylor wrote:
> So, yeah, Layer1 first, apply your fibre cleaning tools to the fibres,
> SFPs, patch leads etc.
> 
> 10gig gets very very twitchy if the cables and SFPs aren't cleaned
> properly...
> 
> Better still, swap out all the patch leads for brand new ones and see
> what happens...
> 
> Mike
> 
> Mike Taylor
> The Total Team
> 
> On 08/11/17 15:59, Robert Hudson wrote:
> 
>> There is no trial and error. Start at Layer 1, and work up the
>> stack.
>> 
>> Correct setup and good logging should resolve it.
>> 
>> There are lots of potential issues. You can cut some of them down
>> immediately by selecting hardware on the hypervisor supplier's HCL -
>> they should have good drivers for the 10Gbps NICs at that point.
>> 
>> Speed/duplex, frame size, etc, all need to be consistent across the
>> entire environment. Get wireshark or an equivalent involved (using a
>> mirror port if necessary).
>> 
>> If your hardware and software are all under full support, involve
>> your vendors in the issue.
>> 
>> On 8 Nov. 2017 1:23 pm, "Burt Mascareigne"
>> <Burt at stormnetwork.com.au> wrote:
>> 
>>> Hi Noggers
>>> 
>>> We’re having “fun” with 10GB NICS, Switches and SFPs.
>>> 
>>> We can’t work out which is causing drop out, packets.. we are
>>> somewhat certain packets are vanishing into the Ether..
>>> 
>>> We don’t know which is causing what.
>>> 
>>> I’m not after troubleshooting, I am curious what people’s view
>>> on this.
>>> 
>>> Do you buy 1 Vendor for all your 10GBs, A-Z, is there some hidden
>>> rule about mixing vendors, is this all trial and error (and very
>>> expensive at best)?
>>> 
>>> Any recommendations on set ups?  Preferred Vendors, Vender to
>>> avoid like the plague.
>>> 
>>> We’re talking Servers to Switch kind of thing.  Not SANs etc.
>>> Good ol’ HyperVisor to the switch.
>>> 
>>> Thanks
>>> 
>>> Regards,
>>> 
>>> Burt Mascareigne
>>> Mobile 0414 450 962   OFFICE (02) 9965 5422
>>> ADDRESS Level 19, 1 O’Connell Street, Sydney NSW 2000
>>> WEB http://www.stormnetwork.com.au [1]
>>> 
>>> _______________________________________________
>>> AusNOG mailing list
>>> AusNOG at lists.ausnog.net
>>> http://lists.ausnog.net/mailman/listinfo/ausnog [2]
>> 
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> 
> 
> 
> Links:
> ------
> [1] http://www.stormnetwork.com.au/
> [2] http://lists.ausnog.net/mailman/listinfo/ausnog
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