(Optical SONET) and 1800+ Exams Preparation Program

Exam Code:


Exam Title:

Optical SONET

Last Update Time:

Jul 6, 14


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Overview of 642-311 certification exam

This exam is retired and not valid now. The exam number is 642-311 Optical SONET and the exam name is Cisco Optical Specialist. This exam was available in English and presented 75-85 questions. This exam was discontinued on 15th February 2007. No replacement was available for this exam. This exam was related to the Cisco certification. Because the exam is retired, no other information is available now.

Latest Customer Reviews

Cisco 642-311 exam course

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