Application Centric Infrastructure
René Raeber, Distinguished Engineer
IEEE-802.1 DCB Architect, Datacenter Patent Reviewer
Agenda
 Introduction
 Application Centric Infrastructure
1.
Policy Model & Controller
2.
The Fabric
3.
The Data Plane
4.
The Control Plane
5.
Overlay’s ?
 Questions & Summary
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
3
Agenda
 Introduction
 Application Centric Infrastructure
1.
Policy Model & Controller
2.
The Fabric
3.
The Data Plane
4.
The Control Plane
5.
Overlay’s ?
 Questions & Summary
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Cloud
SOA=> SOI =>XaaS
Client Server
Minicomputer/PC
Mainframe
1960
1970
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
1980
1990
2000
Data Center Demands
Business
Process Agility
Regulatory
Compliance
Security
Threats
Budget
Constraints
Business Challenges
Technology Trends
Cloud
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Data Deluge
Energy
Efficiency
Proliferation
of Devices
What is Security ?
The conscious or unconscious acceptance of a risk in
Therelation
conscious
or unconscious
of a
in a certain
of the
probability of acceptance
this becoming
torisk
be reality
…
time and relation of the probability of this becoming to be reality …
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Focus on IT Economics
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Cisco’s Phased Datacenter Approaches
Unified
Datacenter
Datacenter
Business
Advantage
Datacenter-3.0
Nuova
Cisco-Fusion
Andiamo
Cisco-Blue
Crescendo
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Insieme
Traditional Datacenter Center Architectures
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Data Centers Need to Evolve
Distributed
Fabric Based
Application Driven
Cloud
Monitoring
Apps
Cloud
Provisioning
Apps
Networking
Apps
EndUser
Apps
Provisionable
Programmable
Fabric
L2,
Compute
L3
Compute
Storage
Storage
Services
Services
L2,
L3
Compute
Compute
Storage
Storage
Services
Services
Integrated Fabric and Cloud
World of Many Clouds
•
Manual Provisioning
•
Policy-based Provisioning
•
Service-centric Provisioning
•
Limited scaling
•
Scale Physical and Virtual/Cloud
•
Flexible – Anywhere, Anytime
•
Rack-wide VM mobility
•
DC-wide/Cross-DC VM Mobility
•
Cross-cloud VM Mobility
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Agenda
 Introduction
 Application Centric Infrastructure
1.
Policy Model & Controller
2.
The Fabric
3.
The Data Plane
4.
The Control Plane
5.
Overlay’s ?
 Questions & Summary
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
A NEW OPERATING MODEL IS REQUIRED
TRADITIONAL
NETWORKING
MODEL
TODAY’S
SDN MODEL
FUTURE
MODEL
Software-Based
Network Virtualization
Application Centric
Infrastructure
Proven and Reliable
Does not remove Complexity
Radical Simplification
Existing Infrastructure Model
Existing Application Model
Disjoint Overlay and
Underlay
Centralized Automation
with Application Profiles
Many Data Center today
Multiple Management Points
SW Flexibility with
HW Performance
Network of
Devices
Applications will drive the network behavior and NOT the opposite
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Application Centric Infrastructure
Rapid Deployment of Applications onto
Networks with Scale, Security and Full Visibility
The ACI Building Blocks
CONTROLLER
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
POLICY MODEL
NEXUS 9500 and 9300
SPINE – LEAF ARCHITECTURE
SINGLE POINT OF CONTROL
APIC
SCALABLE ARCHITECTURE
PHYSICAL AND VIRTUAL
HYPERVISOR
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
HYPERVISOR
HYPERVISOR
Any Application, Anywhere, Any Time — Physical and Virtual
Common Application Network Profile
WEB
F/W
L/B
APP
L/B
SLAAPIC
CONNECTIVIT
Y POLICY
SECURITY
QoS
POLICIES
QOS
Security
Load
Balancing
APP PROFILE
HYPERVISOR
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
HYPERVISOR
HYPERVISOR
DB
APPLICATION
L4..7
SERVICES
STORAGE
AND
COMPUTE
COMMON POLICY AND OPERATIONS FRAMEWORK
Cloud
Cloud Admin
Web
Tier
App
Tier
DB
Tier
APPLICATION
Application Admin
External
Zone
DMZ
Security Admin
Trusted
Zone
SECURITY
Network Admin
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
INFRASTRUCTURE
DB
Tier
COMMON POLICY AND OPERATIONS FRAMEWORK
Cloud
Cloud Admin
Application Admin
APPLICATION
External Zone
DMZ
Trusted
Zone
Security Admin
SECURITY
COMMON POOL OF RESOURCES
Network Admin
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
DB
Tier
FABRIC INITIALIZATION & MAINTENANCE
6
Fabric will self assemble starting from
multiple IFC sources
3
Spine switch discovers attached
Leaf via LLDP, requests TEP
address and boot file via DHCP
5
Fabric can be discovered and initialized
from multiple sources concurrently
2
Leaf switch discovers attached
IFC via LLDP, requests TEP
address and boot file via DHCP
7
APIC
IFC bootstrap configuration
1
1)
2)
3)
4)
IFC Cluster Configuration
Fabric Name
TEP Address space (Infra-VRF)
…
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
IFC Cluster
APIC
4
All nodes in the same APIC
cluster should contain same
bootstrap information if they
are intended to form a cluster
APIC
IFC Cluster will form when members
discovery each other via Appliance
Vector (AV)
Agenda
 Introduction
 Application Centric Infrastructure
1.
Policy Model & Controller
2.
The Fabric
3.
The Data Plane
4.
The Control Plane
5.
Overlay’s ?
 Questions & Summary
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
The Data and Policy Model
Controller
Policy
Manage the entire Data
Center
(network and network
security)
End Points Group
End
Points
Identity
Application Network Profiles
- Easier Infrastructure Changes
- Security decoupled from IP
Location
ACI Fabric
(and attached SLB and FWs)
Decoupling ‘Identity’ from ‘Location’
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
- Policy: virtual or physical servers
- Elasticity
Application Policy Infrastructure Controller “APIC”
 Unified point of fabric automation and
management including application policies
 Distributed clustered software running on
x86 appliance
 Central management of Fabric:
 End point policies
 Firmware Spine / Leaf Imaging
 Inventory
 Topology
 Monitoring / Troubleshooting
 Compute Integration
 3rd party integration
 GUI, CLI and RESTful APIs
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Application
Policies
APIC
APIC Distributed Cluster
Massive Scale-Out and N+2 Redundancy
END-POINTS
 Things that connect to the fabric and use it to interface with other things
 A compute, storage or service instance attaching to a fabric
NIC
vNIC
.
.
.
iFabric
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
end-points [ EP ]
END-POINTS
 Things that connect to the fabric and use it to interface with other things
 A compute, storage or service instance attaching to a fabric
EP
EP
EP
.
.
.
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
A collection of end-points with
identical network behavior form a …
… end-point group [ EPG ]
All EPs share common properties





Connectivity
Security/Access control
QoS
Services
…
END-POINT GROUPS EPGS
EPG APP SERVER
policies
EPG WEB
EP
EP
EP
.
.
.
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Allows to specify rules and policies on
groups of physical or virtual end-points
without understanding of specific
identifiers and regardless of physical
location.
Can flexibly map into





application tier of multi-tier app
segmentation construct (ala VLAN)
a security construct
ESX port group
…





Connectivity
Security/Access control
QoS
Services
…
… end-point group [ EPG ]
All EPs share common properties
END POINT GROUP CONTRACTS
EPG APP SERVER
provider
…
contract
End points in group
WEB can access end-points in group APP
SERVER according to rules specified in the
contract
consumer
…
EPG WEB
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
filter
identifies subject to
which actions
filterwill be
applied
…
EP
EP
EP
.
.
.
Allows to specify rules and policies on
groups of physical or virtual end-points
without understanding of specific
identifiers and regardless of physical
location.
filter
action
L4 port ranges
TCP options
…
filter
action
identifies actions applied to
the subject
action
QoS
Log
Redirect into SVC graph
…
action
defined bi-directionally in the “provider” centric way
EXAMPLE : CISCO IT SOFTWARE SERVICES DEPLOYMENT
Tenant:
Storage
Services
EPG
DMZ NAS
EPG
Internal NAS
C
Tenant:
Software Services
EPG
Software DB
Tenant:
Middleware
Services
EPG
Portal DB
C
C
C
EPG:
Softw Distr
C
EPG
OCM
C
EPG
Softw Portal
C
EPG
Internal Login
C
EPG
Finance DB
EPG
DSX
C
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
EPG
Upload
C
EPG
Download
C
EPG
Software
C
EPG
Tools
C
EPG
Login
C
EPG
Internet
C
C
EPG
Cisco Internal
APIC Screen shot’s
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Mapping to SDN Today
Imperative Control
SDN Controller
OpenFlow + OVSDB
Data Plane
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Admin
Elements Control System
Policy Mgr + Control Plane
Declarative Control
Policy Mgr
APIC
No standard protocol
exists
Control + Data Plane
IETF-Opflex – A flexible, extensible policy protocol
OPFLEX is a new extensible policy resolution
protocol designed for declarative control of
any datacenter infrastructure. OPFLEX was
designed to offer:
Policies
 Who can talk to whom
 What about
 Topology control
 Ops stuff
APIC
1. Abstract policies rather than devicespecific configuration
2. Flexible, extensible definition of using XML
/ JSON
Opflex Agent
Opflex Agent
Opflex Agent
Opflex Agent
3. Support for any device – vswitch, physical
switch, network services, servers, etc.
Opflex Proxy
Opflex
Agent
Opflex
Agent
Hypervisor
Switch
Opflex
Agent
Firewall
Legacy API
http://tools.ietf.org/html/draft-smith-opflex-00
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
ADC
Open Ecosystem, Open APIS
Automation Tools
Hypervisor
Management
Orchestration
Frameworks
System
Management
READ / WRITE
ALL FABRIC INFO
TENANT AND
APPLICATION AWARE
Security
APIC
ASA
PUBLISHED DATA MODEL
OPEN SOURCE
A Platform approach to Data Centre infrastructure
Industry Standard Compliant
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Agenda
 Introduction
 Application Centric Infrastructure
1.
Policy Model & Controller
2.
The Fabric
3.
The Data Plane
4.
The Control Plane
5.
Overlay’s ?
 Questions & Summary
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
INNOVATIONS
MERCHANT+ ASIC APPROACH
Innovation in Cisco ASICs
PRICE
PERFORMANCE
PROGRAMMABILITY
PORT
POWER
DENSITY
EFFICIENCY
JSON/XML
STATEHIGHER
OF THEAPI
ART
20%
INDUSTRY
COST
STRUCTURE
LEADING PRICE /
for 1G
to 1/10GT
LINE
CARD
BANDWITH
and 10G
1.92
Tbpstoper
40G
slot
migration
100G
ready
Linux
Container
for
BACKPLANE
FREE
36
Port
40 Gig
Noncustomer
apps
DESIGN Density
blocking
15% greater power
and cooling efficiency
NEXUS 9000
P RICE
P ERFORMANCE
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
P ORT DENSITY
P ROGRAMMABILITY
P OWER EFFICIENCY
Common Hardware
Nexus:
951
6
Standalone
Two Software Modes
Topology
No change
Forwarding
No change
Enhancements
Code adjustments
Mode
Standalone Mode
‘devices’ controlled
separately
Topology
Change
Forwarding
(Enhancements)
Change
Major Change
Data Model
Policy Model
Mode
Fabric Mode
Central Controller
9508
Migration
from Standalone to Fabric
Mode is possible
9504
40 Gig (100Gig
future)
Fabric
93xx
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
ACI
(Application Centric
Infrastructure)
+
“Merchant+” strategy –
combination of merchant and custom silicon.
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
“Merchant +” Strategy
Merchant
Broadcom Trident 2
Used in
Standalone &
Fabric Modes
Used in Fabric
Mode only
Custom
Cisco “Northstar”
Cisco “Alpine”
“Merchant+” strategy –
combination of merchant and custom silicon.
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
SCALABLE 1 GE/10 Gbps/40 Gbps/100 GE
PERFORMANCE
Nexus 9000 switch family
Nexus® 9300
FCS
Q1
2014
FCS
Q1
2014
FCS
Q1
2014
Nexus 9500
FCS
Q4
2013
Aggregation line card
36 40G QSFP+
FCS
Q1
2014
ACI Ready Leaf Line Card
48 1/10G-T & 4 QSFP+
FCS
Q1
2014
ACI-ready Leaf line card
48 1/10G SFP+ & 4 QSFP+
48 1/10G SFP+ & 12 QSFP+
96 1/10G-T & 8 QSFP+
12-port QSFP+ GEM
FCS
Q4
2013
C9500 8-Slot
FLEXIBLE FORM FACTORS CAN ENABLE VARIABLE DATA CENTER DESIGN AND SCALING
PERFORMANCE
PORTS
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
PRICE
POWER
PROGRAMMABILITY
Switching Portfolio
Industry leading density and price / performance
48/96 port
4 slot (Mar’14)
8 slot
16 slot (Mar’14)
Height
2/3 RU
6-7 RU
13 RU
21 RU
I/O Module Slots
1 GEM
4
8
16
Fabric Capacity per System
(Tbps)
NA
15 Tbps
30 Tbps
60 Tbps
Max Wire Rate
10G ports
48
576
1152
Future
Max Wire Rate
40G ports
12
144
288
576
Top of Rack Access
Small Aggregation,
EoR Access or High
Small Aggregation
Co-location
Density Aggregation/Spine
✔
✔
✔
Application
Upgradeable to Fabric
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
High Density Spine
✔
FULL Application visibility
A Single View of your Application in a distributed environment
HEALTH SCORE
96%
LATENCY
5 Microsecond(s)
DROP COUNT
25 Packets Dropped
VISIBILITY
7 VMs
3 Physical
Cisco
Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Cisco Confidential
Application Delivery Controller
Firewall
39
QSFP BIDI Overview
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
40
40G BIDI OPTICS PRESERVE EXISTING 10G CABLING
SIGNIFICANT TRANSCEIVER SAVINGS
10G Optical Link
Jumper
Cable
Patch
panel
Trunk Cabling
(100m)
Patch
panel
Jumper
Cable
+$6,259*
Traditional 40G Optical Link—Complete Replacement
$4,059
SAVINGS (LIST)
PER 40G LINK
+$2,200*
40G BiDi Optical Link—Reuse all 10G Cabling/Patch Panels
Source: Corning OM3 Cable & Patch Panel list prices, Cisco 40G BiDi list price, Competitors 40G SR4 list price
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Normalized Bandwidth Cost vs. Port
Speed – Fixed & Modular Switches
1G
10G
40G
100G
6.0
4.0
3.3
2.5
2013
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
10 Gbps
1.0
1.0
40 Gbps
1.3
1 Gbps
1.0
2015
Normalized Bandwidth Cost vs. Port
Speed – Modular Switches
1G
10G
40G
100G
2.0
1.4
1.4
1.2
1.0
1.0
0.7
2013
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
40 Gbps
10 Gbps
1 Gbps
0.6
2015
Agenda
 Introduction
 Application Centric Infrastructure
1.
Policy Model & Controller
2.
The Fabric
3.
The Data Plane
4.
The Control Plane
5.
Overlay’s ?
 Questions & Summary
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
CLOS Fabric
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
ARRAY’S
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
ARRAY’S
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Agenda
 Introduction
 Application Centric Infrastructure
1.
Policy Model & Controller
2.
The Fabric
3.
The Data Plane
4.
The Control Plane
5.
Overlay’s ?
 Questions & Summary
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Let’s Analyze a Tree Structure
The Leaves
The Branches
The Root
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Branch
Size
Decreases
Spanning Tree Takes a Perfectly good Meshed
Network and reduces it to a Tree !
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Spanning Tree is NOT anymore Adequate !
Solutions that Keep All Link Forwarding Are More Desirable
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Agenda
 Introduction
 Application Centric Infrastructure
1.
Policy Model & Controller
2.
The Fabric
3.
The Data Plane
4.
The Control Plane
5.
Overlay’s ?
 Questions & Summary
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Why Overlay’s ?
Physical Network
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Overlay Comparison
Layer 2
Layer 3
Extra
Bits
Overhead
(Bytes)
Legacy
Network
Multipath
Merchant
silicon
Vendors
Standard
VxLAN
✔
✔
✔
70
✔
✔
Insieme,
VMWare,
Cisco
Likely
NvGRE
✔
✔
✖
62
✖
✔
Insieme, MSFT
Likely
LISP
✖
✔
?
70 (56)
✔
✖
Cisco
Likely
STT
✔
✔
✔
74 - 92
✔
✖
Nicira
(VMWare)
Unlikely
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Agenda
 Introduction
 Application Centric Infrastructure
1.
Policy Model & Controller
2.
The Fabric
3.
The Data Plane
4.
The Control Plane
5.
Overlay’s ?
 Questions & Summary
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
ACI Launch NYC
MAKING NETWORKS SIMPLE IS NOT TRIVIAL
APPLICATIONS ARE TIGHTLY
COUPLED TO THE NETWORK
APPLICATION
CENTRIC
INFRASTRCUTURE
10,000s ACLs
Integrated Security
Policies and Mobility
Separate for
Physical and VMs
Centralized Visibility and Automation
APIC
STORAGE
STORAGE
Optimized Forwarding
Inefficient
Forwarding
F/W
WEB
F/W
APP
F/W
DB
No Flooding
Application Profile and Policy
F/
W
DB
DB
Decouple Application from Infrastructure
Default
Gateway
Default
Gateway
FHRP VPC STP
Excessive
Protocols
Multicast
Limitations
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Multicast Multi-Pathing and Fast Reroute
No Legacy Layer 2 Operations
Evolution to Application Centric Infrastructure
Application Owner
Without ACI
With ACI
Orchestration
Partial
Automated
Provisioning
Compute
Compute
E2E
Automated
Provisioning
Networking
Security
Platform as a
Service
Platform as a
Service
Networking
Storage
Storage
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
*Application Policy Infrastructure Controller
58
Defining and Applying Network Setup and Policy
Today vs. ACI
Define Setup
And Policy
Translate Setup
and Policy
Today
App
Sec
App
Net
Sec
Define Setup
and Policy
Net
Controller
Translate Policy
Net
Weeks
Network and Policy
Instantiate
ACI
Minutes
Instantiate
Policy
Net
Security Configuration
Network Switch
Configuration
permit tcp host 72.163.6.116 host 10.102.14.116 eq www
permit tcp host 72.163.6.116 host 10.102.14.116 eq 443
permit tcp host 72.163.6.116 host 10.102.14.116 eq 50124
permit tcp host 72.163.6.117 host 10.102.14.116 eq www
permit tcp host 72.163.6.117 host 10.102.14.116 eq 443
permit tcp host 72.163.6.117 host 10.102.14.116 eq 50124
permit tcp 173.37.144.164 0.0.0.31 host 10.103.14.116 eq www
permit tcp 173.37.144.164 0.0.0.31 host 10.103.14.116 eq 443
permit tcp 173.37.144.164 0.0.0.31 host 10.103.14.116 eq 50124
Vlan
Routing
Trunking
Load balancer
Configuration
VIP
Listing port
Forwarding port
http SLB protocol
Servers to forward to
Multiple Devices:
Switches, Load-Balancers, Firewalls
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Tenant
Application Network Profile
EPG: DB
C
EPG: App
C
EPG: Web
 Faster Instantiation  Portability
 Better Visibility
 Re-Usability
59
Application Centric Infrastructure (ACI)
Summary Value Case
Network Operations & Management
Network Provisioning
Automation Savings
58% Cost Savings
Data Center Access
Service Management
Provisioning SLA Improvement
Data Center Access
38 %
Access Control List
(ACL)
Access Control List
(ACL)
43 %
Local/Global Server
Load Balancing
Local/Global Server
Load Balancing
41 %
Data Center Network
Type of Saving
%
CAPEX Savings
25%
Power Savings
45%
Space Savings
19%
4x Increase in Bandwidth (10Gbs >
40Gbs)
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Incident Management
21%
Cost Savings
Problem Management
Event Management
Compute
Storage
Compute Optimization
Storage (NAS) Optimization
12 %
Optimization
* Single Fabric
20 %
Optimization
* Single Fabric
Organization Implications
Cisco Infrastructure Team Journey
COMPUTE
STORAGE
SECURITY
NETWORK
ARCHITECTURE
DESIGN
IMPLEMENTATION
OPERATIONS
UC/Video
Virtual Teams
Network
Infrastructure as a Service
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
61
Normative



















ACI Application Centric Infrastructure
APIC Application Policy Infrastructure Controller
DFA Distributed Fabric Automation
VDP Virtual Station Interface Discovery Protocol
VXLAN - Virtual eXtensible Local Area Network
VXLAN Segment - VXLAN Layer 2 overlay network over which VM’s communicate
VXLAN Overlay Network - another term for VXLAN Segment
VXLAN Gateway - an entity which forwards traffic between VXLAN and non-VXLAN environments
VTEP - VXLAN Tunnel End Point - an entity which originates and/or terminates VXLAN tunnels
VLAN - Virtual Local Area Network
VM - Virtual Machine
VNI - VXLAN Network Identifier (or VXLAN Segment ID)
ACL - Access Control List
ECMP - Equal Cost Multipath
IGMP - Internet Group Management Protocol
PIM - Protocol Independent Multicast
SPB - Shortest Path Bridging
ToR - Top of Rack
TRILL - Transparent Interconnection of Lots of Links
http://www.cisco.com/go/aci
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Complete Your Online Session Evaluation
 Give us your feedback and
you could win fabulous prizes.
Winners announced daily.
 Receive 20 Passport points
for each session evaluation
you complete.
 Complete your session evaluation online
now (open a browser
through our wireless network to
access our portal) or visit one of
the Internet stations throughout
the Convention Center.
Note: This slide is now a Layout choice
Cisco Connect, Riyadh, Saudi Arabia, April 29-30, 2014
Don’t forget to activate your Cisco Live Virtual
account for access to all session material,
communities, and on-demand and live
activities throughout the year. Activate your
account at the Cisco booth in the World of
Solutions or visit www.ciscolive.com.
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