[c-nsp] Does 6500 10 GigE currently support WAN-PHY?

Mikael Abrahamsson swmike at swm.pp.se
Fri Jul 1 18:06:54 EDT 2005


On Fri, 1 Jul 2005 lists at hojmark.org wrote:

> Anyone care to explain to the ignorant, how WAN PHY differs from
> LAN PHY, and why it is (more?) interesting?

WAN PHY is OC192 framed, can thus be carried over legacy OC192 DWDM 
infrastructure (DWDM only, not SONET due to clocking being less than 
SONET grade accuracy).

So if your DWDM system doesn't have 10GE LAN PHY capability (10.3 GHz 
64b/66b coding) then WAN PHY with its OC192 compatible coding (9.5GHz) is 
very interesting.

-- 
Mikael Abrahamsson    email: swmike at swm.pp.se


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