what is all this autonegotiations ?

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rakko

Joined: 01 Jun 2001
Posts: 244
Helped: 2
Location: mozambic

13 Nov 2006 3:38 what is all this autonegotiations ?

I am confused on the differences between SGMII / 1000Base-X / and 1000Base-T autoneg! Can someone please explain to me how these are different from one another?

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Carter05

Joined: 16 Nov 2006
Posts: 4

28 Nov 2006 0:02 Re: what is all this autonegotiations ?

auto-negotiation is a connection setting that will automatically adjust to whatever the media speed is that you are connecting too (half duplex or full duplex). I'm pretty sure you wouldn't be using 1000Base in a home network or even a work network unless you work for a really large company.

The 1000Base-T implies that you are connecting to a cat6e network running at 1000mb/s
the 1000Base-X implies that you are connecting to a fiber network running at 1000mb/s

in each of these you would be in full duplex operation so autonegotiation isn't a big deal.