Thank you very much. That was quite a bit of information.
>From: "Rue Barb the Tangled" <[EMAIL PROTECTED]>
>To: [EMAIL PROTECTED], [EMAIL PROTECTED]
>Subject: Re: Basic Config question??
>Date: Wed, 05 Jul 2000 15:15:02 GMT
>
>Let's see if I can explain some of this without sounding like an idiot -
>I remember having to go thru all this when I was updating fields of stuff
>for a spreadsheet - the memory 2048/2048 is added together to give you the
>4MB of RAM. The first number is installed memory, and the second is shared
>memory (meaning - I THINK - on the motherboard preinstalled) - so a 2501
>will sometimes give you something like 14000/2048 for a total of 16MB -
>
>NVRAM is also on board - and I think it can be upgraded, but you'll need to
>order it from Cisco - I think it's chip memory on most of the boxes. It'd
>have to be a pretty mean router config to exceed 32K of text, so it's not a
>big deal 99.9 percent of the time.
>
>Flash is 8MB or whatever it says - and you can (and need to) upgrade this
>if you go to a higher IOS - sometimes a command like show mem flash helps a
>bit.
>
>I suspect the bridging software and x.25 are for bridging protocols and
>X.25 connectivity. Perhaps there were older versions that were less
>reliable, but unless you are bridging traffic or using x.25 (which I hope
>you'll never have to do) - this isn't important. Suffice it to say that by
>11.2/11.3 - most of the older technologies should be stable
>
>It's a bit of guesswork - I had to figure this stuff out myself at one
>time, and you're right about a lot of books not covering it.
>
>RB
>
>>From: "Niraj Palikhey" <[EMAIL PROTECTED]>
>>Reply-To: "Niraj Palikhey" <[EMAIL PROTECTED]>
>>To: [EMAIL PROTECTED]
>>CC: [EMAIL PROTECTED]
>>Subject: Basic Config question??
>>Date: Wed, 05 Jul 2000 10:26:00 EDT
>>
>>Hi,
>>Had a question on the output of a sh ver. command on my 2501 router.
>>The memory reads 2048/2048 bytes of memory. The NVRam has 32K of memory
>>and
>>the system flash reads 8192K bytes of processor board System flash.
>>
>>Why does the memory read 2048/2048? Does this mean it had 4MB of total RAM
>>but what is the significance of the (/)slash?
>>
>>Since the startup-config file resides in NVRam, and only the startup file
>>is
>>in NVRam, is it why it has only 32K of memory? Would I ever need to
>>upgrade
>>this?
>>
>>Regarding flash, does it have it's own 8Mb of memory? Since this is needed
>>to load the IOS, will this also ever have to be upgraded depending on the
>>ver. of IOS being used?
>>
>>Also the sh ver. command shows Bridging software and X.25 software ver.
>>3.0.0? What is this software and what does it do?
>>
>>None of the books that I have read explain basic things like this that I
>>feel is very important to understand the basics of a router - just like
>>understanding the internal components of a pc. Most books go straight into
>>configuring routers etc.
>>
>>
>>Please advise.
>>Thank you.
>>Kind regards,
>>[EMAIL PROTECTED]
>>
>>
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