Exam 642-887-Implementing Cisco Service Provider Next Generation Core Network Services

Exam Topics
Describe the QoS mechanisms (classification and marking, congestion management and avoidance, traffic policing and shaping)
Describe IPv6 Flow Label
Describe trust boundaries in enterprise and SP environments
Describe Cisco MQC for QoS configurations
Describe hierarchical QoS configurations
Describe the Cisco NBAR feature for discovering network protocols and for packets classifications
Describe the typical Edge PE routers and Core P routers QoS requirements
Implement classification and marking in an inter-domain network using QPPB on Cisco
IOS-XR and IOS-XE


Implement class-based markings on Cisco IOS-XR and IOS-XE

Implement QoS pre-classify on tunnel interface on Cisco IOS-XR and IOS-XE
Implement CB-WFQ on Cisco IOS-XR and IOS-XE
Implement LLQ on Cisco IOS-XR and IOS-XE
Implement WRED on Cisco IOS-XR and IOS-XE
Implement traffic policing on Cisco IOS-XR and IOS-XE
Implement traffic shaping on Cisco IOS-XR and IOS-XE
Describe LPTS and hardware rate limiters on Cisco IOS-XR routers
Describe MPLS EXP bits
Describe MPLS QoS implementation concepts and models
Implement MPLS DiffServ tunneling on Cisco IOS-XR and IOS-XE
Troubleshoot QoS IOS-XR and IOS-XE configuration errors
MPLS/LDP in a Service Provider IP NGN Environment
Describe the CEF, FIB, LFIB and LIB tables on Cisco routers
Describe MPLS labels and label stack operations on Cisco routers
Describe LDP operations in Cisco routers
Describe MPLS OAM (MPLS LSP ping and MPLS traceroute)
Describe MPLS applications in service provider environment
Implement LDP on Cisco IOS-XR and IOS-XE
Implement LDP high availability features on Cisco IOS-XR and IOS-XE
Troubleshoot LDP on IOS-XR and IOS-XE configuration errors
MPLS/LDP in a Service Provider IP NGN Environment
Describe MPLS traffic engineering (TE) concepts
Describe MPLS TE constraint-based path computations
Describe the details of MPLS TE tunnels, including path setup procedures and path maintenance
Describe methods of assigning traffic into MPLS TE tunnels
Implement MPLS TE tunnels on Cisco IOS-XR and IOS-XE
Implement MPLS TE bandwidth control on Cisco IOS-XR and IOS-XE
Implement MPLS TE link and node protections on Cisco IOS-XR and IOS-XE
Transport Technologies
Describe the SP core transition from ATM/SONET/SDH based backbone to packet-based IP/MPLS backbone
Implement 10/40/100 Gigabit Ethernet Interfaces on Cisco IOS-XR routers
Describe DWDM, IPoDWDM and ROADM
Implement IPoDWDM controller/interface on Cisco IOS-XR routers  

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