理论教材课件精美版.pptx

1、1Techtorial Session TopicsSession 1Session 2CCIE Program Overview/RoadmapCore KnowledgeSession 3Multilayer Switching/Frame-RelaySession 4IP Routing Concepts/OSPFSession 5IP Version 6Session 6IP Routing BGPSession 7MPLS/VPNSession 8IP MulticastSession 9Quality of ServiceSession 10Troubleshooting 2009

2、 Cisco Systems,Inc.All rights reserved.Cisco PublicTECCCIE-3000_c32Program Overview and R CCIE Certification CCIE R&S:Configure and troubleshoot complex converged networks CCIE Security:Configure complex,end-to-end secure networks,troubleshoot environments,and anticipate and respond to network attac

3、ks CCIE Service Provider:Configure and troubleshoot advanced technologies to support service provider networks CCIE Storage:Configure and troubleshoot storage area networks over a variety of interfaces CCIE Voice:Configure complex,end-to-end telephony,as well as network,troubleshoot,and resolve VoIP

4、-related problems CCIE Wireless:Plan,design,implement,operate,and troubleshoot wireless network and mobility infrastructure4Certification Process CCIEs must pass two exams The written qualification exam uses simulations and multiple-choice questions The lab exam is what makes this certification diff

5、erent;the full-day,hands-on lab exam tests the ability to configure and troubleshoot equipment Not all lab exams are offered at all lab locations5Process:Step 1 The Written Exam Available worldwide at Pearson VUE for$350 USD,adjusted for exchange rate and local taxes where applicable Two-hour exam u

6、ses simulations and multiple-choice questions Closed book;no outside reference materials allowed Pass/fail results available immediately;passing score set by statistical analysis and subject to periodic change Waiting period of five calendar days to retake the exam Candidates must wait minimum of si

7、x months before retaking the same number exam Must take first lab exam attempt within 18 months of passing written,or written exam expires6Process:Step 2 The Lab Exam Available in select Cisco locations for$1,400 USD,adjusted for exchange rates and local taxes where applicable,not including travel a

8、nd lodging Eight-hour exam requires working configurations and troubleshooting to demonstrate expertise Cisco documentation available via Cisco Web;no personal materials of any kind allowed in lab Minimum score of 80%to pass Scores generally can be viewed online within 48 hours;failing score reports

9、 indicate areas where additional study may be useful 2009 Cisco Systems,Inc.All rights reserved.Cisco PublicTECCCIE-3000_c37CCIE Routing and Switching8Token-bucket of a shaper is emptyForwarding is connection-orientedCandidate PCMPLS technology switches packets instead of routing,to transport dataUp

10、date:Send routing updatesPolicy-Based RoutingSample QuestionSolutionJoined group address(es):LMI type is“cisco”AuthenticationClear TextR&S Lab Exam:Sample AnswerDSCP value range:”aaadd0”where“aaa is a binary value of the class and“dd”is the drop probabilityEIGRP sources hello packets from primary ad

11、dress of the interfaceAddresses can be summarized into OSPF on an ASBRVPN-IPv4Net=RD:16.Ext Hdr LengthHost autonomously configures its own link-local addressInterface Configuration CommandType escape sequence to abort.CCIE Routing and Switching Most popular track,over 80%of CCIE candidates attempt R

12、&S first Expert-level knowledge of LAN and WAN interfaces,Routing Protocols,and variety of routers and switches Expert-level in troubleshoot to solve complex connectivity problems and apply solutions to increase bandwidth,improve response times,maximize performance,improve security,and support globa

13、l applications9Recent Changes to CCIE R&S Reflect growth of network as a service platform Aligning to job tasks of expert-level network engineers and expectations of employers New certification standards released on May 5,2009 New areas include:planning and evaluating network changesMPLS and VPN net

14、workingimplementing performance routing and optimized edge routingfiltering and route distributionEIGRPv6IPv6 multicast10CCIE R&S v4.0 Certification Written and lab exams refreshed with new questions Adding coverage of MPLS and VPN Written exam adding simulations Lab exam adding hands-on troubleshoo

15、ting Exam durations and pricing remain same V4.0 exams scheduled for release October 18,2009 and will immediately replace v3.0 exams Last day to take v3.0 exam is October 17,200911Whats a txQ?AvailabilityBroadcast and Non-Broadcast Multi-Access*table-mapipv6 address/Channel group numberMulti Protoco

16、l Label Switching is a technology for delivery of IP servicesVirtual Route Forwarding InstanceFrame Relay:CCIE Lab FR SwitchManual SummarizationFor each destination,start by assuming MTU of first-hop linkOptional Expedite QueueSchedulingAnycast RP:Overviewip pim sparse-mode It goes to R5 thanEasy gr

17、ouping of users and servicesRT&RD values is upon candidates discretion.MTU is 1500 bytesIP Routing BGPBc+Be:Is the Maximum Number of Token-bits That you Can StoreLayer 3 and 4:MLSCCIE Exam Development Process Job role and career development survey Cisco business unit/technology groups Cisco Technica

18、l Support team Comprehensive Job Task Analysis,performed by external and internal network experts Customer Advisory GroupsCertification StandardsExam DesignDevelopment Inputs Cisco content advisory team CCIE program managers Customer validation survey Alpha review Beta test and statistical analysisV

19、alidation and FeedbackClearly defined and ISO-reviewed process ensures exams are relevant and valid.2009 Cisco Systems,Inc.All rights reserved.Cisco PublicTECCCIE-3000_c312CCIE Routing and Switching Written Exam13CCIE R&S Written Exam Covers networking theory related to:Evaluate proposed changes to

20、a Network General networking*Bridging and LAN switching(Implement Layer 2 Technologies)IP and IP routing(Implement IPv4)QoS(Implement Quality of Service)WAN(Implement Layer 2 Technologies)IP multicast(Implement IP Multicast)Security(Implement Network Security)IPv6(Implement IPv6)MPLS(Implement MPLS

21、Layer 3 VPNs)Implement Network ServicesTroubleshoot a NetworkOptimize the Network Written lays foundation to the Lab ExamBlack=v3.0 blueprintRed=v4.0 blueprint*=removed fromv4.0 2009 Cisco Systems,Inc.All rights reserved.Cisco PublicTECCCIE-3000_c314CCIE Routing and Switching Lab Exam15R&S Lab Locat

22、ionsTokyoSydneySao PauloBeijingSan JoseRTPDubaiBrusselsHong KongPermanent CCIE R&S Lab LocationsBangaloreUpcoming Mobile Labs:Moscow,RussiaMay 4-8,2009Singapore,SingaporeJune 8-12,2009Riyadh,Saudi ArabiaJune 20-24,200916Introduction Candidates build a network to a series of supplied specifications T

23、he point values for each question are shown on the exam Some questions depend upon completion of previous parts of the network Report any suspected equipment issues to the proctor as soon as possible;adjustments cannot be made once the exam is over17R&S Lab Exam:Topics Evaluate proposed changes to a

24、 Network Bridging and Switching(Implement Layer 2 Technologies)IP IGP Routing(which includes IPv6)(Implement IPv4 includes BGP)BGP Implement IPv6 Implement MPLS Layer 3 VPNs IP and Cisco IOS Features(Implement Network Services)Implement MPLS Layer 3 VPNs IP Multicast(Implement IP Multicast)QoS(Imple

25、ment Quality of Service)Security(Implement Network Security)Troubleshoot a Network Optimize the Network Black=v3.0 blueprintRed=v4.0 blueprint18Introduction Each candidate has his/her own PC and rack of equipment Equipment rack may or may not be with candidates desk and PC Equipment requires no HW o

26、r Cabling configuration by candidate If the candidate feels that a HW or cabling intervention is needed the CCIE lab proctor must be involved Check the CCIE web page for the latest equipment list and IOS versions19Rack Access The Comm Server is pre-configured The Candidate PC has the terminal emulat

27、or pre-configured to access all routers and switches(in general SecureCRT),browsers and any other needed applicationComm ServerCandidate PCExam RoutersEthernetRack Connection Method20Passwords All routers and switches have a startup configuration:hostnames,passwords,line setup,and IP addresses for p

28、rimary interfaces are already configured;since all tests require the router to be accessible via the VTY and AUX ports,do not change these established configurations21Standard Restrictions Static routes(of any kind)Default routes*Dynamic routes to null are permittedUnless Specified within the exam y

29、ou are NOT allowed to use22Traffic ShapingAutonomous System Boundry RouterASBRTraffic Flowinterface FastEthernet0/10Local or DirectVirtual Local Area NetworkIGP:core routing protocol,OSPF,EIGRP,IS-ISRouterA#debug eigrp packet hellono frame-relay inverse-arpPacket LengthPIM-SM SPT SwitchoverNote:MQC

30、does not equate to CBWFQ CBWFQ is a queuing mechanism configurable via MQC(deny routes belonging to AS 2)(allow routes from this AS only)Hub and SpokePoint-to-PointNote:Not all combinations are supported and/or make sense+:Do Not Use with BGPConfiguration StepsBackbone areaRtr ARtr BMatch:access-gro

31、up 101match Port state =Up Mstr In-BndlR&S Lab Exam:Sample TopologyR1R5R4R3R2Frame RelaySW1SW2FA0/0-10.11/24S0/0-11.1/24S0/0-11.2/24FA0/0-33.1/24FA0/0-50.1/24FA0/0-50.1/24FA0/0-22.1/24FA0/0-22.5/24Lo0-1.1/24Lo0-2.2/24Lo0-5.5/24R6Lo0-4.4/24Frame Relay23R&S Lab Exam:Sample Question Configure RIPv2 on

32、R1,R2,and R5 Redistribute between RIP and OSPF on R5 All routes should be visible on all routersScore:2 PointsSection:2.5 RIP24R&S Lab Exam:Sample Answer R4 must have all routes on its routing tableR4#show ip route R4#Verification125R&S Lab Exam:Grading Proctors grade all lab exams Automatic tools a

33、id proctors with simple grading tasks Automatic tools are never solely responsible for lab exam grading Proctors complete grading of the exam and submit the final score within 48 hours Partial credit is not awarded on questions Points are awarded for working solutions only Some questions have multip

34、le solutions 2009 Cisco Systems,Inc.All rights reserved.Cisco PublicTECCCIE-3000_c326Q and A 2009 Cisco Systems,Inc.All rights reserved.Cisco PublicTECCCIE-3000_c327Session 2:Core Knowledge28Agenda What is the Core Knowledge questions How many questions?Structure through the lab exam Sample question

35、s 29Core Knowledge Consists of four and computer-delivered short-answer questions is being added to the lab exam in all global lab locations.Candidates will be required to type out their answers,which typically require five words or less.This section covers core concepts from the CCIE R&S exam objec

36、tives.When candidates complete the Core Knowledge section,they may move immediately to the lab configuration portion of the exam.You must be completed before the candidate moves to the lab configuration scenarios.30Core Knowledge Sample Question-1 Refer to the diagram below.On which routers can you

37、enable summarization in OSPF?(Answer:Any ABR router)31Core Knowledge Sample Question-2What protocol do the following statements describe?Integral to IPv6 Every node that implements IPv6 must fully implement this protocol.Many IPv6 functions utilize this protocol e.g.MTU path discovery,and neighbor d

38、iscovery,etc.(Answer:ICMPv6)32Core Knowledge Sample Question-3What device is used to dynamically announce the RP address to all routers in a PIM environment?Which open standard BGP attribute is used first in the BGP Best Path selection algorithm?2009 Cisco Systems,Inc.All rights reserved.Cisco Publi

39、cTECCCIE-3000_c333Session 3:Multilayer Switching and Frame Relay34RtrA#show frame-relay pvcBroadcast Media:Ethernet,Token Ring,FDDI,etc.ipv6 enableHighest active interface IP addressSession 4:ip pim sparse-dense-modeWhat Is a Virtual Private Network?Members in this channel:Fa0/23 Fa0/24Any Number of

40、 Extension HeadersNumber of channel-groups in use:1Traffic FlowUnique-local(IETF draft)areaOSPF area parameters0 blueprintLoop prevention mechanisminterface Serial0/0Create EtherChannels among Sw1 and Sw2 so that it will be formed unconditionally NOT using any protocol negotiationSet the router prio

41、rity for DR/BDR selection(highest wins)Shared TreeQueuing is done via SRR(Shaped Round Robin)VPN is defined by a set of administrative policiesOSPF Does Not Allow Summarizing Anywhere Else(Only ASBR and ABR)Agenda LAN SwitchingMLS Concepts Layer 2 Protocols Layer 2 FeaturesLayer 3 FeaturesTroublesho

42、oting Tips Frame Relay Concepts Configuration Options Troubleshooting Tips35MLS Concepts Layer 1:Collision domain:Hub Layer 2:Broadcast domain:Vlan VTP domain STP domain Layer 3 and 4:MLS Wire-rate forwarding based on upper layer infoIP(address or TOS)TCP/UDP ports36Layer 2 VLANs Broadcast domains s

43、panning multiple switchesDefault Vlan 1 Normal-range:1 to 1005Extended-range:1006 to 4094Deprecated vlan-database vlan config-modeMinimal port config once the Vlan is known:switchport mode accessswitchport access vlan X37Layer 2 FeaturesVerify VLAN Configurationswitch#sh vlan briefVLAN Name Status P

44、orts-1 default active Fa0/1,Fa0/2,Fa0/4,Fa0/5 Fa0/7,Fa0/8,Fa0/9,Fa0/11 Fa0/12,Fa0/13,Fa0/14,Fa0/15 Fa0/16,Fa0/17,Fa0/18,Fa0/21 Fa0/22,Fa0/24,Gi0/1,Gi0/211 VLAN_BB1 active Fa0/1012 VLAN_BB2 active 13 VLAN_BB3 active 21 VLAN_A active 22 VLAN_B active 23 VLAN_C active 55 vlan_test active 1002 fddi-defa

45、ult act/unsup 1003 token-ring-default act/unsup 1004 fddinet-default act/unsup 1005 trnet-default act/unsup switch#switch#s run int f0/10!interface FastEthernet0/10 switchport access vlan 11 switchport mode accessend38 Most LAN topologies consist of multiple VLANs How to carry multiple VLANs on a si

46、ngle physical link,while maintaining isolation?Trunking Protocols:IEEE 802.1q4 bytes tag with Vlan IDSupports Native Vlan(not tagged,must match on L2 links)ISL(Cisco Proprietary)30 bytes header(26+4)true encapsulationNo Native concepts,ALL frames encapsulatedLayer 2 Ethernet TrunkX10 VLANS?39Sample

47、Question Create trunking among the four switches meeting the following requirements:Trunking will be formed unconditionally Use ISL encapsulation Choose the encapsulation and create a trunk between R6 and Sw2.Only VLAN_BB3 and VLAN_B must be allowed in the trunk Implicit:refer to the diagrams to det

48、ermine IP addressesScore:2 Points40Sample Questions You have multiple diagrams and have to figure out which ports to configureDiagramsFRFRSw1Sw2Fa0/19Fa0/20Fa0/21Fa0/22Fa0/19Fa0/20Fa0/21Fa0/22sw1sw1sw1sw1Fa0/1Fa0/2Fa0/3Fa0/4g0/0g0/0g0/0g0/0sw1 Fa0/10g0/1g0/2g0/3g0/4Fa0/1Fa0/2Fa0/3Fa0/4Fa0/10sw2sw2sw

49、2sw2sw2BB1BB2R1R2R3R441Outbound PacketsAny Number of Extension HeadersJune 20-24,2009ICMP Error:Packet Too Big Use MTU=1400RA Indicates Subnet PrefixAuthentication(S,G)State Created OnlyPrefer eBGP paths to iBGP pathType of Servicer8(config-router)#exitNo VPN Routes in the Core(P)Root Ports:Port wit

50、h LeastCost Path to the Root BridgeTroubleshooting TipsSome questions depend upon completion of previous parts of the networkMulticast ConceptsDescription of the interactive help systemDealing with NBMADestination-based unicast/multicastSoftware queues(FIFO,WFQ,)Type escape sequence to abort.Note:wh