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Attilla de Groot

Bringing web-scale networking

Attilla de Groot | Sr. Systems Engineer, HCIE #3494 | Cumulus Networks

Putting it all together

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Network Disaggregation

Cumulus Networks Confidential

Cisco

Arista

Juniper

App App App

Network OS

Open Hardware

Cumulus NetQ

Network Operating SystemCumulus Linux

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Open hardware & disaggregation

QFX 3500

N exus 3100

N exus 9000

7500E

7250X

X770

HCL:Agem a, Edge-Core , Penguin

Com puting, Quanta, D ell, HP , M ellanox

powered by

Juniper Cisco Arista Extreme Brite-Box | White Box

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Cumulus Linux architectureUniform operating model – write any tools, use any apps

CPU, RAM, Flash, etc. Switch Silicon

Front Panel Ports

Use

r Sp

ace

Linu

x K

erne

l

ASICDriverRouting

TablesARP

TableBridgeTable

Ethernet Interfaces

Automation Monitoring

Third Party/Customer Applications

Network OrchestrationRouting

SuiteBridging VXLAN

VxLAN

switchd

Switch HAL

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Cumulus Networks & Open sourceCreating new technology

Open networking concept§ ONIE§ APD

Linux networking development§ VRF§ Quagga / Free Range Routing§ Ifupdown2

§ Iproute2

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Next Generation Network Ops – Virtual Testing and Training

• Cumulus Virtual Experience (Vx)▪ Free, full featured, VM

▪ <1G RAM/instance

▪ Virtual copy of physical datacenter

▪ Sandbox testing

▪ Team Training

▪ What-if planning▪ Integration with DevOps tools like Vagrant

cumulusnetworks.com/vx

RELIABLESIMPLE PREDICTABLE

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PIAT demo

https://github.com/CumulusNetworks/cl-piat

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PIAT topologyet

h1

eth2

eth2eth1 eth1

eth2

eth2eth1

swp1 swp2 sw

p1

swp2

swp1 swp2 sw

p1

swp2

swp21swp21

swp20 swp20

swp21swp21

swp20 swp20

OOB management network

eth0 on all devices

leaf01 leaf02 leaf03 leaf04

server01 server02 server03 server04

spine01 spine02

Pod1

NetQ-TS

oob-mgmt-switch

oob-mgmt-server

eth1

eth2

eth2eth1

swp1 swp2 sw

p1

swp2

server05 server06

exit01 exit02swp49

swp50 swp49swp50

swp4

9

swp5

0 swp49

swp50 swp49

swp50 swp49swp50

swp1

swp2

swp3

swp4swp5

swp6 swp1

swp2sw

p3

swp4

swp5swp6

swp21swp21

swp20 swp20

eth1

eth2

eth2eth1 eth1

eth2

eth2eth1

swp1 swp2 sw

p1

swp2

swp1 swp2 sw

p1

swp2

swp21swp21

swp20 swp20

swp21swp21

swp20 swp20exit03 exit04 leaf05 leaf06

server07 server08 server09 server10

spine03 spine04

Pod2

eth1

eth2

eth2eth1

swp1 swp2 sw

p1

swp2

server11 server12

leaf07 leaf08swp49

swp50 swp49

swp50

swp4

9

swp5

0 swp49

swp50 swp49

swp50 swp49swp50

swp1

swp2

swp3

swp4swp5

swp6 swp1

swp2sw

p3

swp4

swp5swp6

swp21swp21

swp20 swp20

super01 super02

edge01 edge02

rtr01 rtr02

3tier

Edge

Internet Wan

swp5

1sw

p52

swp5

1

swp5

2 swp51 swp5

2

swp1

swp2

swp3

swp4 swp1

swp2

swp3

swp4

swp4

9

swp5

0

swp51sw

p52

swp5

0 swp49

swp1

swp2

swp2 swp1

swp4

9

swp5

0

swp50 swp49

swp1 swp1 sw

p2

swp2

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Tenant configuration

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PIAT orchestration

IP-Fabric devices

Ansible

Vars

Jinja2templates

Tasks / Handlers

SSH

Netbox

Devices

API

IP-addresses

VRFs

VLANs

Netbox importer

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Putting it all together

Questions ?

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