思科光传输专家

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思科光传输专家认证针对的是负责设计、安装、管理和维护光网系统的网络工程师。思科光传输专家课程包含了两条独特的途径：一个针对SONET技术，另外一个针对SDH。这两条途径都是根据电信运营商和企业环境的要求而设计的。思科光传输专家称号可以证明一位网络工程师具有足够的技能和知识，可以利用ONS 15454进行基本的诊断和利用ONS 15216产品系列延长传输距离，并且在思科光纤技术原理和DWDM传输方面拥有深入、专业的知识。

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• Cisco Optical Specialist Learning Map

思科光传输专家必备条件
不需要具备任何先决条件。但是，思科强烈建议考生熟悉网络知识，包括网络和客户端/服务器应用方面的相关知识。另外，对应用软件的熟悉也将有助于获得此认证资格。

思科光传输专家考试和推荐培训
必须参加的考试	推荐培训
642-311 Optical SONET Recommended for Candidates in US,Canada, and Korea Last day to test February 15, 2007	Cisco ONS 15454 SONET Turn Up, Text, Provisioning, and Operation Training (OCTPO)
	Cisco ONS 15216 Provisioning and Operation Training

或者

必须参加的考试	推荐培训
642-321 Optical SDH Recommended for Candidates in Americas, APAC (except Korea), EMEA, and Japan Last day to test February 15, 2007	Cisco ONS 15454 SDH Turn Up, Text, Provisioning, and Operation Training (OSTPO)
	Cisco ONS 15216 Provisioning and Operation Training(OPODA)
	Accelerate Optical Technology Series: Explaining Optical Transmission(EOT) Available at no charge through the Cisco Learning Connection
	Accelerate Optical Technology Series: Synchronous Optical Network (SONET) Available at no charge through the Cisco Learning Connection
	Accelerate Optical Technology Series: The Synchronous Digital Hierarchy (SDH) Available at no charge through the Cisco Learning Connection
	Accelerate Optical Technology Series: Dense Wavelength Division Multiplexing (DWDM) Available at no charge through the Cisco Learning Connection

思科光传输专家重新认证
思科光传输专家认证的有效期为两年。如需重新认证，必须通过当前的考试，或通过现有的CCIE笔试。