Google Links

Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

  1. Prepare to commission DWDM transmission system
  2. Commission DWDM transmission system
  3. Complete test and commissioning documentation

Knowledge Evidence

To complete the unit requirements safely and effectively, the individual must:

explain possible causes of alarms in long term stability test

summarise principles of operation of DWDM

explain standard electrostatic discharge precautions

outline features and operating requirements of test equipment including:

a hand-held optical power meter

a transmission test set

an optical spectrum analyser

describe functions of an optical add drop multiplexer

explain how to set up the following:

internet protocol (IP) addressing

subnet mask

dynamic host configuration protocol (DHCP)

default gateway

summarise the International Telecommunications Union (ITU) wavelength grid for DWDM

identify optical fibre connector types and characteristics

identify optical fibre types and characteristics

explain path protection and protection switching

summarise physical optical loopbacks and software loopbacks

describe protocols used on optical DWDM systems

summarise ring topologies and linear network topologies

outline specific health and safety requirements that impact the safe inspection of optical connectors and the safe measurement of optical power from laser transmission systems.