BGP in the Enterprise for Fun and (fake) Profit: A Hands-On Lab

Transcription

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2 BGP in the Enterprise for Fun and (fake) Profit: A Hands-On Lab Michael Kowal, Principal Systems Dash Thompson, Systems Abel Ramirez, Systems

3 Cisco Spark How Questions? Use Cisco Spark to communicate with the speaker after the session 1. Find this session in the Cisco Live Mobile App 2. Click Join the Discussion 3. Install Spark or go directly to the space 4. Enter messages/questions in the space cs.co/ciscolivebot# 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public

4 Introduction to an Advanced Topic This Session Basic BGP Advanced BGP CCNA CCNP CCIE 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 4

5 Ask: When do we learn from labs? This is not your ordinary lab 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 5

6 Your Role Consultant 5 Consulting The Interview is over. Do you have any other questions? Yes. Does your company ever press charges? 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 6

7 Your Customer Proctors Role-Play 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 7

8 Reward Model Event Reward/Deduction Finish Task +$50 First to Complete Lab +$25 Finish Task (IPv4-only) +$0 Incomplete Lab -$20 Finish Advanced Task +$25 Help Request -$10 Incomplete Finish -$ Cisco and/or its affiliates. All rights reserved. Cisco Public 8

9 Process Lecture Solution Review Lab Work Unlock Advanced Challenges (Optional) Consultant uses HELP button when they are stuck Consultant uses FINISHED button for verification 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 9

10 Tips for Success 1.Time = Money 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 10

11 Tips for Success 1. Time = Money 2.Your Lab = Greenfield Deployment 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 11

12 Tips for Success 1. Time = Money 2. Your Lab = Greenfield Deployment 3.No Requirement to Compete 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 12

13 Agenda Scenario 1: Internet Peering Scenario 2: Internal Peering Scenario 3: Prefix Advertisement Conclusion

14 Scenario 1: Internet Peering

15 Why BGP? Scale & Control vs. Fast Convergence 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 15

16 Prefix Filtering This Party is Invite-Only. Are you on the prefix-list? 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 16

17 BGP Peering Walkie-Talkies vs. Telephones 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 17

18 Multi-Protocol Multi-lingual 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 18

19 BGP Address Family Structure router bgp <neighbor statements>! address-family ipv4 <activate neighbors> <policies> exit-address-family! address-family ipv6 <activate neighbors> <policies> exit-address-family 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 19

20 IPv6 Host Addressing / :101:201::/ e0/0 e0/1 2001:101:201:: Cisco and/or its affiliates. All rights reserved. Cisco Public 20

21 New Hire On-boarding 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 21

22 Task #1

23 Review: Scenario 1

24 Scenario 2: Internal Peering

25 ibgp Loop Prevention ibgp = n(n+1)/2 or Hire a Referee 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 25

26 Internal BGP (ibgp) Receives and Installs Prefix? B AS ibgp Peering ebgp Peering AS Advertises Prefix Receives and Installs Prefix? Prefix will not be installed. A C Receives and Installs Prefix E 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 26

27 Controlling How Traffic Leaves Your Network (Higher) LocalPref = Exit Strategy 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 27

28 Review: Scenario 2

29 Scenario 3: Prefix Advertisement

30 Advertise your Net network = BGP is in control redistribute = BGP passes the buck 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 30

31 Controlling How Traffic Enters Your Network ebgp = 1 st Generation Car GPS Pre-pend more streets via AS_PATH 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 31

32 Review: Scenario 3

33 Cisco Spark How Questions? Use Cisco Spark to communicate with the speaker after the session 1. Find this session in the Cisco Live Mobile App 2. Click Join the Discussion 3. Install Spark or go directly to the space 4. Enter messages/questions in the space cs.co/ciscolivebot# 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public

34 Please complete your Online Session Evaluations after each session Complete 4 Session Evaluations & the Overall Conference Evaluation (available from Thursday) to receive your Cisco Live T-shirt All surveys can be completed via the Cisco Live Mobile App or the Communication Stations Complete Your Online Session Evaluation Don t forget: Cisco Live sessions will be available for viewing on-demand after the event at Cisco and/or its affiliates. All rights reserved. Cisco Public

35 Continue Your Education Demos in the Cisco campus Walk-in Self-Paced Labs Tech Circle Meet the Engineer 1:1 meetings Related sessions 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 35

36 Thank you

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