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Wojciech Rog, TAC CSEDmitry Figol, SE – WW Enterprise SalesDEVNET-1460

(on-box Python library)DevNet Workshop

BYOT Bring Your Own TAC engineer

Agenda

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• Problem we are trying to solve

• On-box Python library architecture

• Scenarios:

• Integration

• Ease of operation

• Ease of troubleshooting

3DEVNET-1460

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Hi TAC, I have a problem. Could you help?

Sure, please send me show tech

Here it is

Connectivity problems

in Orlando!

minutes,

hours

minutes,

hours

Knowledge DB

and automation

TAC

Customer

Thanks, I will also need show memory, show interfaces ...

Here are the outputs

minutes,

hours

hours,

days

QoS policy on the interface TenGig0/1 isdropping packets, we need to reconfigure it

...

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Case solved, but…

…can we do it faster?

…it took days, so…

TAC Python Library

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TAC Python

library

sudo find the problem!

QoS policy on

TenGig0/1 is

dropping packets

... and by the way,

IPsec is causing

output drops on

Gig1/3

Distribution

DEVNET-1460

pip installablecontains

“helpers”

comes withTAC scripts

open forcustomization

How does it work?

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Guest Shell

• Secure Linux shell environment

• On-box rapid prototyping

• Application Hosting

• Disabled by default

device# guestshell enable

Virtualized Linux Environment On IOS-XE

Network OS

Guest Shell

Linux Container

API

Linuxapplications

IOS XE

16.5.1+

DEVNET-1460 10

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Guest ShellVirtualized Linux Environment On IOS-XE

IOS XE

16.5.1+

DEVNET-1460 11

IOS-XE

Guestshell

VirtualPort Group0

en0

• Secure Linux shell environment

• On-box rapid prototyping

• Application Hosting

• Disabled by default

device# guestshell enable

On-box Python

Advantages

On-Box• Access CLI from the container

• Trigger syslog messages

• Integration with Embedded Event Manager

• Access to the device filesystem

• Zero Touch Provisioning

• Enables Edge computing

DEVNET-1460 13

Demo

Scenario 1 - Integration

Output_collector:

Collect, store and upload requested outputs with one-liner!

DEVNET-1460

Collect data Upload

show clockshow runshow int

…show sth

Store

Analize

Scenario 2 – Ease of operation

Packet_trace:

Minimize top#1 packet capture tool config to 1 line!

DEVNET-1460

debug platform condition interface gig 2 both

debug platform condition start

debug platform packet-trace packet 32 fia-trace

debug platform packet-trace drop

debug platform condition stop

show platform packet-trace summary

show platform packet-trace packet all

clear platform condition all

packet_trace –i GigabitEhternet2 –drop all –p 32

Scenario 3 – Ease of troubleshooting

DEVNET-1460

Interface_health_check:

Plan, collect, analize, react!

Collect data Parse data Store data

Data collection

Analyse Represent

Data analysis

18DEVNET-1460

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Cisco Spark

Questions? Use Cisco Spark to chat with the speaker after the session

Find this session in the Cisco Live Mobile App

Click “Join the Discussion”

Install Spark or go directly to the space

Enter messages/questions in the space

How

Cisco Spark spaces will be available until June 28, 2018.

cs.co/ciscolivebot#BRKXXX-xxxx

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20DEVNET-1460

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Demos in the Cisco campus

Walk-in self-paced

labs

Meet the engineer

1:1 meetings

Related sessions

Continue your education

DEVNET-1460 21

Thank you

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