Certification Exam Passing Tips

Latest exam news and discount info

Curated and up-to-date by our experts

Yes, send me the newsletter

CCIE Routing and Switching Written Exam Topics (400-101)

  •     Spoto
  • |
  •   Posted on: 2019-04-14
  • |
  •   Views: 1169
  • |
  •   Category:
  • CCIE Lab

1.0 Network Principles


Hide Details

1.1 Network theory

  • 1.1.a Describe basic software architecture differences between IOS and IOS XE
    • 1.1.a [i] Control plane and Forwarding plane
    • 1.1.a [ii] Impact to troubleshooting and performances
    • 1.1.a [iii] Excluding specific platform's architecture
  • 1.1.b Identify Cisco express forwarding concepts
    • 1.1.b [i] RIB, FIB, LFIB, Adjacency table
    • 1.1.b [ii] Load balancing Hash
    • 1.1.b [iii] Polarization concept and avoidance
  • 1.1.c Explain general network challenges
    • 1.1.c [i] Unicast flooding
    • 1.1.c [ii] Out of order packets
    • 1.1.c [iii] Asymmetric routing
    • 1.1.c [iv] Impact of micro burst
  • 1.1.d Explain IP operations
    • 1.1.d [i] ICMP unreachable, redirect
    • 1.1.d [ii] IPv4 options, IPv6 extension headers
    • 1.1.d [iii] IPv4 and IPv6 fragmentation
    • 1.1.d [iv] TTL
    • 1.1.d [v] IP MTU
  • 1.1.e Explain TCP operations
    • 1.1.e [i] IPv4 and IPv6 PMTU
    • 1.1.e [ii] MSS
    • 1.1.e [iii] Latency
    • 1.1.e [iv] Windowing
    • 1.1.e [v] Bandwidth delay product
    • 1.1.e [vi] Global synchronization
    • 1.1.e [vii] Options
  • 1.1.f Explain UDP operations
    • 1.1.f [i] Starvation
    • 1.1.f [ii] Latency
    • 1.1.f [iii] RTP/RTCP concepts

1.2 Network implementation and operation

  • 1.2.a Evaluate proposed changes to a network
    • 1.2.a [i] Changes to routing protocol parameters
    • 1.2.a [ii] Migrate parts of a network to IPv6
    • 1.2.a [iii] Routing protocol migration
    • 1.2.a [iv] Adding multicast support
    • 1.2.a [v] Migrate spanning tree protocol
    • 1.2.a [vi] Evaluate impact of new traffic on existing QoS design

1.3 Network troubleshooting

  • 1.3.a Use IOS troubleshooting tools
    • 1.3.a [i] debug, conditional debug
    • 1.3.a [ii] ping, traceroute with extended options
    • 1.3.a [iii] Embedded packet capture
    • 1.3.a [iv] Performance monitor
  • 1.3.b Apply troubleshooting methodologies
    • 1.3.b [i] Diagnose the root cause of networking issue [analyze symptoms, identify and describe root cause]
    • 1.3.b [ii] Design and implement valid solutions according to constraints
    • 1.3.b [iii] Verify and monitor resolution
  • 1.3.c Interpret packet capture
    • 1.3.c [i] Using Wireshark trace analyzer
    • 1.3.c [ii] Using IOS embedded packet capture

2.0 Layer 2 Technologies


Hide Details

2.1 LAN switching technologies

  • 2.1.a Implement and troubleshoot switch administration
    • 2.1.a [i] Managing MAC address table
    • 2.1.a [ii] errdisable recovery
    • 2.1.a [iii] L2 MTU
  • 2.1.b Implement and troubleshoot layer 2 protocols
    • 2.1.b [i] CDP, LLDP
    • 2.1.b [ii] UDLD
  • 2.1.c Implement and troubleshoot VLAN
    • 2.1.c [i] Access ports
    • 2.1.c [ii] VLAN database
    • 2.1.c [iii] Normal, extended VLAN, voice VLAN
  • 2.1.d Implement and troubleshoot trunking
    • 2.1.d [i] VTPv1, VTPv2, VTPv3, VTP pruning
    • 2.1.d [ii] dot1Q
    • 2.1.d [iii] Native VLAN
    • 2.1.d [iv] Manual pruning
  • 2.1.e Implement and troubleshoot EtherChannel
    • 2.1.e [i] LACP, PAgP, manual
    • 2.1.e [ii] Layer 2, layer 3
    • 2.1.e [iii] Load-balancing
    • 2.1.e [iv] Etherchannel misconfiguration guard
  • 2.1.f Implement and troubleshoot spanning-tree
    • 2.1.f [i] PVST+/RPVST+/MST
    • 2.1.f [ii] Switch priority, port priority, path cost, STP timers
    • 2.1.f [iii] port fast, BPDUguard, BPDUfilter
    • 2.1.f [iv] loopguard, rootguard
  • 2.1.g Implement and troubleshoot other LAN switching technologies
    • 2.1.g [i] SPAN, RSPAN, ERSPAN
  • 2.1.h Describe chassis virtualization and aggregation technologies
    • 2.1.h [i] Multichassis
    • 2.1.h [ii] VSS concepts
    • 2.1.h [iii] Alternative to STP
    • 2.1.h [iv] Stackwise
    • 2.1.h [v] Excluding specific platform implementation
  • 2.1.i Describe spanning-tree concepts
    • 2.1.i [i] Compatibility between MST and RSTP
    • 2.1.i [ii] STP dispute, STP bridge assurance

2.2 Layer 2 multicast

  • 2.2.a Implement and troubleshoot IGMP
    • 2.2.a [i] IGMPv1, IGMPv2, IGMPv3
    • 2.2.a [ii] IGMP snooping
    • 2.2.a [iii] IGMP querier
    • 2.2.a [iv] IGMP filter
    • 2.2.a [v] IGMP proxy
  • 2.2.b Explain MLD
  • 2.2.c Explain PIM snooping

2.3 Layer 2 WAN circuit technologies

  • 2.3.a Implement and troubleshoot HDLC
  • 2.3.b Implement and troubleshoot PPP
    • 2.3.b [i] Authentication [PAP, CHAP]
    • 2.3.b [ii] PPPoE
    • 2.3.b [iii] MLPPP
  • 2.3.c Describe WAN rate-based ethernet circuits
    • 2.3.c [i] Metro and WAN Ethernet topologies
    • 2.3.c [ii] Use of rate-limited WAN ethernet services

3.0 Layer 3 Technologies


Hide Details

3.1 Addressing technologies

  • 3.1.a Identify, implement and troubleshoot IPv4 addressing and subnetting
    • 3.1.a [i] Address types, VLSM
    • 3.1.a [ii] ARP
  • 3.1.b Identify, implement and troubleshoot IPv6 addressing and subnetting
    • 3.1.b [i] Unicast, multicast
    • 3.1.b [ii] EUI-64
    • 3.1.b [iii] ND, RS/RA
    • 3.1.b [iv] Autoconfig/SLAAC, temporary addresses [RFC4941]
    • 3.1.b [v] Global prefix configuration feature
    • 3.1.b [vi] DHCP protocol operations
    • 3.1.b [vii] SLAAC/DHCPv6 interaction
    • 3.1.b [viii] Stateful, stateless DHCPv6
    • 3.1.b [ix] DHCPv6 prefix delegation

3.2 Layer 3 multicast

  • 3.2.a Troubleshoot reverse path forwarding
    • 3.2.a [i] RPF failure
    • 3.2.a [ii] RPF failure with tunnel interface
  • 3.2.b Implement and troubleshoot IPv4 protocol independent multicast
    • 3.2.b [i] PIM dense mode, sparse mode, sparse-dense mode
    • 3.2.b [ii] Static RP, auto-RP, BSR
    • 3.2.b [iii] BiDirectional PIM
    • 3.2.b [iv] Source-specific multicast
    • 3.2.b [v] Group to RP mapping
    • 3.2.b [vi] Multicast boundary
  • 3.2.c Implement and troubleshoot multicast source discovery protocol
    • 3.2.c [i] Intra-domain MSDP [anycast RP]
    • 3.2.c [ii] SA filter
  • 3.2.d Describe IPv6 multicast
    • 3.2.d [i] IPv6 multicast addresses
    • 3.2.d [ii] PIMv6

3.3 Fundamental routing concepts

  • 3.3.a Implement and troubleshoot static routing
  • 3.3.b Implement and troubleshoot default routing
  • 3.3.c Compare routing protocol types
    • 3.3.c [i] Distance vector
    • 3.3.c [ii] Link state
    • 3.3.c [iii] Path vector
  • 3.3.d Implement, optimize and troubleshoot administrative distance
  • 3.3.e Implement and troubleshoot passive interface
  • 3.3.f Implement and troubleshoot VRF lite
  • 3.3.g Implement, optimize and troubleshoot filtering with any routing protocol
  • 3.3.h Implement, optimize and troubleshoot redistribution between any routing protocol
  • 3.3.i Implement, optimize and troubleshoot manual and auto summarization with any routing protocol
  • 3.3.j Implement, optimize and troubleshoot policy-based routing
  • 3.3.k Identify and troubleshoot sub-optimal routing
  • 3.3.l Implement and troubleshoot bidirectional forwarding detection
  • 3.3.m Implement and troubleshoot loop prevention mechanisms
    • 3.3.m [i] Route tagging, filtering
    • 3.3.m [ii] Split horizon
    • 3.3.m [iii] Route poisoning
  • 3.3.n Implement and troubleshoot routing protocol authentication
    • 3.3.n [i] MD5
    • 3.3.n [ii] Key-chain
    • 3.3.n [iii] EIGRP HMAC SHA2-256bit
    • 3.3.n [iv] OSPFv2 SHA1-196bit
    • 3.3.n [v] OSPFv3 IPsec authentication

3.4 RIP [v2 and v6]

  • 3.4.a Implement and troubleshoot RIPv2
  • 3.4.b Describe RIPv6 [RIPng]

3.5 EIGRP [for IPv4 and IPv6]

  • 3.5.a Describe packet types
    • 3.5.a [i] Packet types [hello, query, update, and such]
    • 3.5.a [ii] Route types [internal, external]
  • 3.5.b Implement and troubleshoot neighbor relationship
    • 3.5.b [i] Multicast, unicast EIGRP peering
    • 3.5.b [ii] OTP point-to-point peering
    • 3.5.b [iii] OTP route-reflector peering
    • 3.5.b [iv] OTP multiple service providers scenario
  • 3.5.c Implement and troubleshoot loop free path selection
    • 3.5.c [i] RD, FD, FC, successor, feasible successor
    • 3.5.c [ii] Classic metric
    • 3.5.c [iii] Wide metric
  • 3.5.d Implement and troubleshoot operations
    • 3.5.d [i] General operations
    • 3.5.d [ii] Topology table, update, query, active, passive
    • 3.5.d [iii] Stuck in active
    • 3.5.d [iv] Graceful shutdown
  • 3.5.e Implement and troubleshoot EIGRP stub
    • 3.5.e [i] Stub
    • 3.5.e [ii] Leak-map
  • 3.5.f Implement and troubleshoot load-balancing
    • 3.5.f [i] equal-cost
    • 3.5.f [ii] unequal-cost
    • 3.5.f [iii] add-path
  • 3.5.g Implement EIGRP [multi-address] named mode
    • 3.5.g [i] Types of families
    • 3.5.g [ii] IPv4 address-family
    • 3.5.g [iii] IPv6 address-family
  • 3.5.h Implement, troubleshoot and optimize EIGRP convergence and scalability
    • 3.5.h [i] Describe fast convergence requirements
    • 3.5.h [ii] Control query boundaries
    • 3.5.h [iii] IP FRR/fast reroute [single hop]
    • 3.5.8 [iv] Summary leak-map
    • 3.5.h [v] Summary metric
  • Comments:

    Start the discussion...

    To Leave a Comment or reply to posts please log in