Streaming Telemetry: Considerations & Challenges

[Pages:33]Streaming Telemetry: Considerations & Challenges

Mike Korshunov, TME @ Cisco

mkorshun@

Agenda

1 Brief Telemetry Overview 2 Closer Look at Telemetry Components 3 The Progress So Far 4 Final Thoughts

"Scream Stream If You Wanna Go Faster"

Telemetry: an automated communications process by which measurements and other data are collected at remote or inaccessible points and transmitted to receiving equipment for monitoring.



Visibility and Analytics

Fast Easy

Reliable

Useful

DeAtesrmminuisctihc as possible

Data Center router

Backbone router

Backbone router

Backbone router

BNG

Peering router

Telemetry Evolution

Initial Focus

System / Control plane

Hardware / Data plane

S N M P

Y A N G

C L I

Step Two

syslog traps NPU stats

Future ideas

BMP

netFlow

INT

sFlow

Agenda

1 Brief Telemetry Overview 2 Closer Look at Telemetry Components 3 The Progress So Far 4 Final Thoughts

Two Approaches for Models

Native (Proprietary) Models

OpenConfig Models

Pay Attention to Details

Cisco OC-NI Model



Check Deviations For Not Supported Leafs

Arista OC-NI Model Deviation

Cisco OC-NI Model Deviation

S-4.21.1F/release/openconfig/models/networkinstance/arista-netinst-deviations.yang

r/651/cisco-xr-openconfig-network-instance-deviations.yang

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