Document :

ITU-T�SG 15� (Study Period 2013)� Contribution� 688

Title :

Optical layer protection requirement of Metro DWDM system

Date :

2014-03-11

Source :

China Unicom , Ericsson Canada, Inc.

AI/Question :

Q9/15

Meeting :

2014-03-24

Access :

Restricted to TIES users�[ITU-T]