Re: (PM) Several PM3s vs. One PM4

Thomas C Kinnen (tkinnen@livingston.com)
Mon, 03 May 1999 09:23:56 -0700

Kevin Sawyer wrote:
>
> I currently have five Cisco AS5200s and ten PM3s for a total of 30 T1/PRIs.
> My lease on my AS5200s will be up soon and I don't plan on keeping them.
> (Why? There are things I love about them, but in the long run, they are not
> as effective or as easy to manage as PM3s in my particular application.)
> So, I'm considering replacing them with five more PM3s. However, it has
> occurred to me that it might just be better to replace everything with one
> PM4. For those of you who know, why should I or shouldn't I do so? In
> particular, what major topographical and logical networking changes would I
> need to make to accommodate a PM4? Thanks!

Per port the PM3 is cheaper and multiple PM3 give more redundancy. However,
the PM4 can offer more types of services, if you have a large number T1s
then a partial T3 may be cheaper, 100Mb ethernet, Multiple physical Ethernet
interfaces, T3, and ATM and other services will be available soon. Also the
PM4 is designed to be able to accommodate future technologies.

-- 
Thomas C Kinnen - <tkinnen@livingston.com> <tkinnen@sobhrach.com>
[RADIUS Test Engineer] - LUCENT Technologies RABU
"All of the opinions stated above are my own and not my employer's,
unless they were given to me by my employer"
-
To unsubscribe, email 'majordomo@livingston.com' with
'unsubscribe portmaster-users' in the body of the message.
Searchable list archive: <URL:http://www.livingston.com/Tech/archive/>