Download - The evolution of data center network fabrics
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Mohamed Barkhad
06/ Dec / 2016 – Data Center
Systems Engineer WW Data Center / Cloud
Cisco Data Center Technical Talk
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Impact of Digital Transformation on Data Centers and Clouds Application
Evolution
Management
and
Operations
Workload
Locations
Public
Containers
DevOps
LoBManaged
Virtualized
ITOn Prem
Bare-Metal
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CIO Hybrid Cloud Study Summary
42%Data Sovereignty
38%Security Issues or
Concerns
58%Costs per Transaction
Have Increased
43%Concerned About
Lock-in62%Hybrid Cloud
Strategy was Crucial
Discontinued or scaled back from public cloud65%
Why?
Source: Forbes Insights: When Clouds Connect- How Hybrid IT is Transforming Enterprises
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Every transaction, every flow, every packetBenchmark. Compare. Benchmark.Time Machine
Analyze
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Infrastructure-up to Application-downLocation driven to “end-user experience driven”Simplify
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Maximize app. Performance, ContinuouslyCloud is a Paradigm, not a placeSelf-Service
Automate
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Users, Apps, Data.Multi-layer SecurityMicro-segmentation
Protect
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Protect
Analyze
Automate
Simplify
Cisco’s unique value is through
continuous integration of these tenets
across the entire technology stack.
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Challenges for IT
Adopting Hybrid Cloud
Public, Private, Both?
Build/Buy/Rent?
Empower the developers
Applications drive the business
Automation and agility are imperative
Risk Mitigation
Security. Compliance.
Data sovereignty.
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Adopting
Hybrid Cloud
SOLUTION
Improve cost through consolidation and reduced footprint
Simplify operations and increase agility
Accelerate time to value with Hyper-converged solutions
Decrease network management costs by 20%
Increase operational efficiency with UCS and agility with start to finish HyperFlex deployments in 34 minutes
200-300% increased density compared to merchant silicon at 50% of the cost using Cisco CloudScale technology
Why should you MODERNIZE your infrastructure?PHASE
1
Nexus UCS HyperFlex
ACI UCS Director
Public Cloud
Hybrid Cloud
CiscoCloud Center
Cisco Prime ServiceCatalog (PSC)
Cis
co T
etr
ati n
Analy
tics
Cis
co S
ecu
rity
Portfo
lio
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Adopting
Hybrid Cloud
SOLUTION
Why should you MODERNIZE your infrastructure?PHASE
1
How do you AUTOMATE your infrastructure?PHASE
2
Nexus UCS HyperFlex
ACI UCS Director
Public Cloud
Hybrid Cloud
CiscoCloud Center
Cisco Prime ServiceCatalog (PSC)
Cis
co T
etr
ati n
Analy
tics
Cis
co S
ecu
rity
Portfo
lio
Create end to end repeatable workflow processes
Eliminate manual provisioning to reduce human errors
Utilize application level policy to onboard and scale apps
Ease of integration with 3rd party tools to build an automated consistent and repeatable processes (Puppet, Chef, Ansible, etc..)
Improved network efficiency by reducing provisioning times from weeks to minutes
Automate and accelerate the entire software development lifecycle (CI/CD).
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Adopting
Hybrid Cloud
SOLUTION
Benchmark apps & identify best deployment environment
Provide real-time visibility across data center and cloud
Maintain governance through unified application policy
Automatically orchestrate the infrastructure based on application intent and stateless computing
Search tens of billions of flow records in real-time and at line rate to get actionable insights
Deploy any application on demand to any data center or cloud using an optimized configuration
Why should you MODERNIZE your infrastructure?PHASE
1
How do you AUTOMATE your network?PHASE
2
How do you make your data center CLOUD-READY?PHASE
3
Nexus UCS HyperFlex
ACI UCS Director
Public Cloud
Hybrid Cloud
CiscoCloud Center
Cisco Prime ServiceCatalog (PSC)
Cis
co T
etr
ati n
Analy
tics
Cis
co S
ecu
rity
Portfo
lio
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CISCO HYBRID CLOUD INFRASTRUCTURE
Private Cloud
Hybrid Cloud
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Cisco Data Center Network
Designs:
DCI,FEX,vPC,VxLAN, Spine/Leaf
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+
Cisco Nexus® 2000 FEX
Cisco Nexus® 5500 Cisco Nexus® 9300
+
Cisco Nexus® 2000 FEX
Migration of Nexus 5500 to Nexus 9300 provides
Increased scalability
160K MAC
16K Routes
32K MRoutes
160K IGMP Groups
Addition of 40G uplinks for lower oversubscription
Addition of VXLAN Bridging, Gateway and Routing capabilities
Line Rate Layer 2 and Layer 3
Reduction of Latency
Nexus 9500/9300 FEX Support• Optimized Model for Long Term TCO during Evolution
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Nexus 9500/9300 FEX Support (Cont’ed)Supported Topology
Supported FEX Topology:• Single-homed FEX
• vPC port channel to hosts
act/ stdy vPC
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Migration and Interop with Existing Nexus Platforms• Pod Design Migration with vPC
vPC
vPC
vPC
N7K
N5K
N2K
Layer 3
Layer 2
vPC
vPC
vPC
N9500
N5000
N2000
Layer 3
Layer 2
• Nexus 9000 is fully compatible with all existing Nexus vPC & FEX designs
• Nexus 9500 provides a migration path to high performance and high density
40Gbps aggregation
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Configuration Options:• Layer 3 IP fabric
• Layer 3 all the way to access
• Layer 2 extensibility can be provided by VXLAN
• Nexus® 9500 can be EoR
• Nexus 9300 can be ToR and MoR
Spine
Leaf
DC Edge
Fabric Extenders
2-Tier Fabric
Routing Leafs
Spine-Leaf Fabric Design
N9500 N9500 N9500 N9500
N9300 N9300 N9300 N9300 N9300 N9300 N9300 N9500 N9500
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VXLAN EVPN Enabled Fabric Design for Host-based Forwarding
• VTEP Functions are on leaf layer
• Spine nodes are iBGP route reflector
• Spine nodes don’t need to be VTEP
LeafVTEPVTEPVTEPVTEP VTEP VTEP
Spine
Global Default VRF
Or User Space VRFs
Border Leaf
VXLAN Overlay
EVPN MP-BGP
IP Routing
Routing Protocol
of Choice
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DCI with VXLAN EVPN
VXLAN Overlay
EVPN VRF/VRFs Space
Global Default VRF
Or User Space VRFs
VTEPVTEPVTEPVTEP VTEP VTEP
RRRR
DCI Border Leaf
VTEP VTEP VTEP VTEPVTEPVTEP
RR RR
DCI Border LeafDC #2
EVPN iBGP
Inter-DCEVPN eBGP (multi-hop)
DC #1EVPN iBGP
One EVPN Administrative Domain
Stretched Across Two Data Centers
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Nexus 9K PortfolioData Center Deployment Options
ASICs
• High Speed Fabrics (ACI, VXLAN,
Segment Routing, GRID, HPC)
• General Data Center Design
Cisco: Cloud Scale ASIC’s Broadcom: Trident II+, TomahawkBroadcom: Jericho (+)
Modular X9400S
N3x00Modular X9600R
Fixed
Modular X9700EX
Fixed 9200 & 9300EX
• Switch On Chip solution• Off Chip Buffer
Q1CY17
Q3CY17
• Advanced Telemetry (Flow Cache,
SSX, Triggered Events)
• Smart Buffering
• Optimized Scale, Cost, Power
• Financial Multicast
(UDP)
• WAN Edge
• Fabric Designs - customers
specifically looking for
Broadcom based SOC
Designs/ Use Cases
Key Characteristics
ASICs
Cisco Nexus Product
Shipping Shipping
Orderability November
FCS December
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