3 - Transit Networking

Question 1

5 focus areas for cloud networking

Answer 1

1 - Transit Network
2 - Connecting to Cloud Network
3 - Security:  NGFS + Internet
4 - Common Operations and Visibility
5 - End to End Correctness

Question 2

Name 3 layers of MCNA?

Answer 2

1 - Application Layer
2 - Transit Layer
3 - Access Layer

Question 3

Criteria For Choosing Transit?

Answer 3

1 - well rounded architecture - centrally managed (no manual route table mgt, data-plane HA no scripting)
2 - Robust Connectivity
3 - Scale-out Repeatable architecture
4 - End-to-end network awareness
5 - Simplified service chaining (NGFW)
6 - Operational Visibility and troubleshooting

Question 4

3 facets of Aviatrix Transit

Answer 4

1 - cloud native
2 - high performance
3 - encrypted trransit

Question 5

With a software defined, cloud native control plane there is no _____. to manage

Answer 5

BGP

Question 6

The highest encrypted thruput of aviatrix is. ____

Answer 6

75 Gbps

Question 7

(true/false) You Must use a gateway in spoke VPCs/VNETs

Answer 7

False , but lose benefits

Question 8

Aviatrix transits repeatable backbone facets (3)

Answer 8

Inter-region
Intra-region
Inter-cloud

Question 9

4 Principals of Cloud Network Archteicture

Answer 9

1 - Common control plane
2 - Distributed data plane
3 - repeatable design
4 - high speed multi region transit

Question 10

5 areas of Cloud Networking

Answer 10

1 - SD Routing and BGP
2 - Route table Mgt
3 - Routes Approval and Filtering
4 - Traffic Engineering
5 - Overlapping IP Resolution

Question 11

5 areas of Cloud Network Security

Answer 11

1 - Global network segmentation
2 - service insertion (secure egress)
3 - High Speed Encryption
4 - Private SaaS
5 - L4 Firewalls

Question 12

3 design areas of Cloud Access

Answer 12

1 - DC, SD-WAN, Outpost/stack partners
2 - CloudWAN
3 - Remote User Access

Question 13

3 areas of Cloud Network Operations

Answer 13

1 - multi account
2 - Day One - Automation, infra as code
3 - Day Two - visibility and troubleshooting

Question 14

3 areas of Enhanced Native Services

Answer 14

1 - Guard Duty, Global Accelerator
2 - Private Link Encryption
3 - BGP Attribute overlay

Question 15

In order to create primay and secondary transit paths, we use _____ to set values in _______

Answer 15

“Connection Based AS Path Prependding”

Prepend AS Path 65020 65013 -> longer AS path would be second

Question 16

AWS TGW Route Limitation

Answer 16

100 BGP Routes

No VPC CIDR Summarization

Question 17

Azure UDR Route limitation

Answer 17

400 routes / table

Question 18

AWS Number of Transit Gateways in Region

Answer 18

5

Question 19

Site2Cloud performance in AWS and Azure

Answer 19

1.25Gbps

Question 20

Aviatrix out of box Site2Cloud performance

Answer 20

10Gbps

Question 21

True/False -> Do aws or azure offer transit end-to-end encryption

Answer 21

False