Tag: 642-845
Some about 642-845 exam
by bluenet123456 on Jul.06, 2009, under Uncategorized
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Cisco 642-845 exam
by bluenet123456 on Jul.02, 2009, under Uncategorized
“Optimizing Converged Cisco Networks”, also known as 642-845 exam, is a Cisco certification.
Preparing for the 642-845 exam? Searching 642-845 Test Questions, 642-845 Practice Exam, 642-845 Dumps?
The following information provide you some 642-845 exam kownledge:
Cisco VoIP implementations Description
Describe the functions and operations of a VoIP network (e.g., packetization, bandwidth considerations, CAC, etc.).
Describe and identify basic voice components in an enterprise network (e.g. Gatekeepers, Gateways, etc.)
QoS considerations Description.
Explain the necessity of QoS in converged networks (e.g., bandwidth, delay, loss, etc.).
Describe strategies for QoS implementations (e.g. QoS Policy, QoS Models, etc.).
DiffServ QoS implementations Description.
Describe classification and marking (e.g., CoS, ToS, IP Precedence, DSCP, etc.).
Describe and configure NBAR for classification.
Explain congestion management and avoidance mechanisms (e.g., FIFO, PQ, WRR, WRED, etc.).
Describe traffic policing and traffic shaping (i.e., traffic conditioners).
Describe Control Plane Policing.
Describe WAN link efficiency mechanisms (e.g., Payload/Header Compression, MLP with interleaving, etc.).
Describe and configure QoS Pre-Classify.
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