[Asterisk-Users] phones with two ethernet ports

[Howard Lowndes]

On Tue, 2005-01-04 at 10:08, Race Vanderdecken wrote:
> Each 4-pair wire has 8 wires in the "blue wrapper" cable.
> 
> You only need 2 pairs, 4 of the wires, for 100MB Ethernet.
> 
> You could split the wire at the wall jack and at the switch end where it
> goes through the punch down thingy (the name escapes me at the moment.)
> 
> You only need to run 1 blue/4 pair wire cable to each desk. You could
> put a small hub on each desk to split our more sockets.
> 
> For the life of me I will never understand why people believe that each
> cubical/desk needs it own 4-pair cable, CAT5 cable connect back to the
> server.

There are limits to this idea of hubs, in that you can only cascade so
many.  If I remember rightly it's called the 5,4,3,2,1 rule.

5 segments, 4 hubs, 3 populated, 2 unpopulated, make 1 network.  No
doubt someone will correct me if I am wrong :)


-- 
Howard.
LANNet Computing Associates;
Your Linux people <http://www.lannetlinux.com>
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