SDH?

[joinfaisal]

Hello every one ..

Vai jebkura iestāde, kādu labu saiti vai papīru, kur es varu atrast bāzes un laba informācija par SDH standered.?

thnx in advance.

 

[dainis]

http://www.noc.garr.it/docum/Pos/sdh.pdf

http://members.tripod.com/ ~ VBKumar / sonet.html

 

[ashaheer]

http://www.iec.org/online/tutorials/sdh/

http://itresearch.forbes.com/data/detail?id=1108660861_436&type=RES&src=TRM_TOPNv