It might not be very exciting having redundant power, but the
fireworks in the CEO/HR/IT office is when you need to explain why they
have a site down!

Also - whoever was after the 6513 - be careful as only half your slots
are dual fabric.

PS this has been my favourite thread on here for a while ;)

Cheers,
Matt

CCIE #22386
CCSI #31207

On 10 July 2010 15:21, Chadwick L. Allison <[email protected]> wrote:
> This is a long thread but some times you have to bite the bullet and spend
> money on things that just aren't very exciting ie. redundant power!  I've
> been there done that.  About the most exciting part was plugging in the
> management cable!  WAHOOOO!
>
> --------------------------------------------------
> From: "Di Bias, Steve" <[email protected]>
> Sent: Friday, July 09, 2010 11:15 PM
> To: "Matt Hill" <[email protected]>
> Cc: <[email protected]>
> Subject: Re: [OSL | CCIE_RS] OT: Cisco Catalyst 3750-X series??
>
>> The only way to power all 9 at the same time requires an XPS be installed,
>> otherwise the maximum you can have is four. Either way though you are right
>> and I agree with you 100%! The whole purpose of this technology is for
>> redundancy, if you choose to have two power supplies in  the master and no
>> power supplies in the others you will be in a world of hurt when you lose a
>> power supply, and probably lose most of your stack!
>>
>> -----Original Message-----
>> From: Matt Hill [mailto:[email protected]]
>> Sent: Friday, July 09, 2010 4:05 PM
>> To: Di Bias, Steve
>> Cc: Mark Beynon; Tyson Scott; [email protected]
>> Subject: Re: [OSL | CCIE_RS] OT: Cisco Catalyst 3750-X series??
>>
>> I am not familiar with the power stacking but you can bet your arse that
>> you should have a "PS required +1" number ob PSUs in the stack.  Your 9
>> switches may be able run off three PSUs but if one blows up you all of a
>> sudden have a down stack.  I'd be adding the extra one all the time. Unless
>> I have this completely wrong ;)
>>
>> Cheers,
>> Matt
>>
>> CCIE #22386
>> CCSI #31207
>>
>>
>> On 10 July 2010 08:34, Di Bias, Steve <[email protected]> wrote:
>>>
>>> Right so if you had 9 switches in your stack and decided to utilize
>>> StackPower as well you would end up with 3 StackPower stacks within you
>>> StackWise stack.
>>>
>>> Phew, that's a lot of stacks in this email!
>>>
>>> Steve Di Bias
>>> Network Engineer - Information Systems Valley Health System - Las
>>> Vegas Office - 702- 369-7594 Cell - 702-241-1801
>>> [email protected]
>>>
>>>
>>> -----Original Message-----
>>> From: Mark Beynon [mailto:[email protected]]
>>> Sent: Friday, July 09, 2010 3:10 PM
>>> To: Di Bias, Steve
>>> Cc: Matt Hill; Tyson Scott; [email protected]
>>> Subject: Re: [OSL | CCIE_RS] OT: Cisco Catalyst 3750-X series??
>>>
>>> True, but the stack wise and stack power are independant, so you could
>>> still stack all 9 switches with stack wise whilst powering them as
>>> three stacks.
>>>
>>> Or atleast that is what we are told.
>>>
>>> Sent from my iPhone
>>>
>>> On 8 Jul 2010, at 15:53, "Di Bias, Steve" <[email protected]>
>>> wrote:
>>>
>>>> One other caveat is that StackPower supports up to four switches
>>>> only, whereas the StackWise technology supports up to nine devices
>>>> per stack.  So, there could be scenarios where you could have two
>>>> StackPower stacks within the same StackWise group of switches,
>>>> assuming you have more than 4 in an IDF.
>>>>
>>>> Luckily for me most of the IDF's have between 2 and 3 48 port
>>>> switches, but good info incase others are considering the x series
>>>>
>>>> Steve Di Bias
>>>> Network Engineer - Information Systems
>>>> Valley Health System - Las Vegas
>>>> Office - 702- 369-7594
>>>> Cell - 702-241-1801
>>>> [email protected]
>>>>
>>>>
>>>> -----Original Message-----
>>>> From: Matt Hill [mailto:[email protected]]
>>>> Sent: Wednesday, July 07, 2010 4:18 PM
>>>> To: Tyson Scott
>>>> Cc: Di Bias, Steve; Bill; [email protected]
>>>> Subject: Re: [OSL | CCIE_RS] OT: Cisco Catalyst 3750-X series??
>>>>
>>>> I agree with the 3750X as it appears "on paper".
>>>>
>>>> As always with a v1.0 Caveat Emptor...  Of course this wont matter
>>>> when in 3 months when the IOS gets its first .1 release :)
>>>>
>>>> If it is power redundancy you are after then your 4500s certainly give
>>>> you that.  Then again you say you are using 3 x switches in each
>>>> stack.  That means you would have a whole 4506 taking up all those RU
>>>> (with two empty slots and no no failed supervisor redundancy) when
>>>> your 3x3750X will be taking up far less real estate!  With
>>>> "supervisor" (stack master) redundancy too...
>>>>
>>>> My cursory pros & cons list leans me towards 3750X.
>>>>
>>>> Cheers,
>>>> Matt
>>>>
>>>> CCIE #22386
>>>> CCSI #31207
>>>>
>>>>
>>>> On 8 July 2010 07:09, Tyson Scott <[email protected]> wrote:
>>>>>
>>>>> Fixed Chassis is always cheaper and the specs on the 3750X switches
>>>>> is very
>>>>> good.
>>>>>
>>>>>
>>>>>
>>>>> Regards,
>>>>>
>>>>>
>>>>>
>>>>> Tyson Scott - CCIE #13513 R&S, Security, and SP
>>>>>
>>>>> Managing Partner / Sr. Instructor - IPexpert, Inc.
>>>>>
>>>>> Mailto: [email protected]
>>>>>
>>>>> Telephone: +1.810.326.1444, ext. 208
>>>>>
>>>>> Live Assistance, Please visit: www.ipexpert.com/chat
>>>>>
>>>>> eFax: +1.810.454.0130
>>>>>
>>>>>
>>>>>
>>>>> IPexpert is a premier provider of Self-Study Workbooks, Video on
>>>>> Demand,
>>>>> Audio Tools, Online Hardware Rental and Classroom Training for the
>>>>> Cisco
>>>>> CCIE (R&S, Voice, Security & Service Provider) certification(s) with
>>>>> training locations throughout the United States, Europe, South Asia
>>>>> and
>>>>> Australia. Be sure to visit our online communities at
>>>>> www.ipexpert.com/communities and our public website at www.ipexpert.com
>>>>>
>>>>>
>>>>>
>>>>> From: [email protected]
>>>>> [mailto:[email protected]] On Behalf Of Di Bias,
>>>>> Steve
>>>>> Sent: Wednesday, July 07, 2010 5:04 PM
>>>>> To: Bill; [email protected]
>>>>> Subject: Re: [OSL | CCIE_RS] OT: Cisco Catalyst 3750-X series??
>>>>>
>>>>>
>>>>>
>>>>> From what I can tell it supports IEEE 802.3af PoE+. Depending upon
>>>>> the
>>>>> wattage of the power supplies you buy you can actually do up to 30W
>>>>> of power
>>>>> per port!
>>>>>
>>>>>
>>>>>
>>>>> Stev
>>>>>
>>>>> ________________________________
>>>>>
>>>>> From: Bill [mailto:[email protected]]
>>>>> Sent: Wednesday, July 07, 2010 1:53 PM
>>>>> To: Di Bias, Steve; [email protected]
>>>>> Subject: RE: [OSL | CCIE_RS] OT: Cisco Catalyst 3750-X series??
>>>>>
>>>>>
>>>>>
>>>>> Do the new 3750-X support Enhanced POE for the new devices? That
>>>>> was a key
>>>>> feature that the 4500's supported.
>>>>>
>>>>>
>>>>>
>>>>> ________________________________
>>>>>
>>>>> From: [email protected]
>>>>> [mailto:[email protected]] On Behalf Of Di Bias,
>>>>> Steve
>>>>> Sent: Wednesday, July 07, 2010 3:46 PM
>>>>> To: [email protected]
>>>>> Subject: [OSL | CCIE_RS] OT: Cisco Catalyst 3750-X series??
>>>>>
>>>>>
>>>>>
>>>>> Hey everyone,
>>>>>
>>>>>
>>>>>
>>>>> I was considering replacing some of our 3750 stacks with 4506-E's
>>>>> but our
>>>>> Cisco rep suggested we take a look at the *new* 3750-X series
>>>>> instead.  I'm
>>>>> really interested in the new StackPower capabilities which gives
>>>>> you power
>>>>> redundancy within the stack. Also the power supplies are modular
>>>>> with two
>>>>> slots on each chassis. The uplink modules are also modular allowing
>>>>> for 2
>>>>> 10gbE or 4 10GbE uplink ports.
>>>>>
>>>>>
>>>>>
>>>>> Has anyone seen these things in action yet? Any recommendations as to
>>>>> staying with the 3750-X series or moving to a single 4506 chassis
>>>>> for IDF's
>>>>> that have 3 or more switches in the stack? Thanks in advance!
>>>>>
>>>>>
>>>>>
>>>>> Thank you,
>>>>>
>>>>>
>>>>>
>>>>> Steve Di Bias
>>>>>
>>>>> Network Engineer
>>>>>
>>>>>
>>>>>
>>>>>
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>>>>
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