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Cisco ACI

Cisco ACI

Overview

What is Cisco ACI?

Cisco Application Centric Infrastructure (ACI) is network virtualization technology.

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Recent Reviews

Cisco ACI Review

10 out of 10
June 08, 2023
Incentivized
We use the ACI infrastructure for our Data Center PODs.
Robust and scaleable infrastructure
Site diversity, redundancy
Core enterprise …
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Reviewer Pros & Cons

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Product Details

What is Cisco ACI?

Cisco Application Centric Infrastructure (Cisco ACI®) is presented as a secure, open, and comprehensive Software-Defined Networking (SDN) solution, enables automation that accelerates infrastructure deployment and governance, simplifies management to move workloads across a multi-fabric and multicloud frameworks, and proactively secures against risk arising from anywhere. It's goal is to simplify, optimize, and expedite the application deployment lifecycle.

Cisco ACI Features

  • Supported: Enable automation to accelerate infrastructure deployment and governance
  • Supported: Simplify management to move workloads across a multi-fabric and multicloud framework
  • Supported: Proactively secure against risk
  • Supported: Identify performance issues in the network before they happen
  • Supported: Transform IT operations from reactive to proactive

Cisco ACI Video

Cisco ACI Explained

Cisco ACI Technical Details

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Frequently Asked Questions

Cisco Application Centric Infrastructure (ACI) is network virtualization technology.

VMware NSX, Palo Alto Panorama, and IBM Cloud Internet Services are common alternatives for Cisco ACI.

Reviewers rate Performance highest, with a score of 9.1.

The most common users of Cisco ACI are from Enterprises (1,001+ employees).
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Comparisons

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Reviews and Ratings

(127)

Attribute Ratings

Reviews

(1-25 of 51)
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August 25, 2023

Cisco ACI review

Rodrigo Marchina Soares | TrustRadius Reviewer
Score 10 out of 10
Vetted Review
Verified User
Incentivized
Cisco ACI is mostly used on our customers Data Centers (Public and Private sectors), helping to integrate Primary and Disaster recovery DCs. The Deployment scenarios can be Multi-site or Multi-Pod. The DCI (Data Center Interconnect) can be used to stretch VLANs between ACI Data Centres. The technology used for that is VXLAN.
  • Stretch VLANs
  • Security access between EPGs
  • Routing
  • Contract and filters
  • MSO (multi-site orchrestrator) tool
Data Center scenarios, replacing Aggregation switches, like legacy Nexus 7k and 5K devices. Also improve the technology between Data Centres with VXLAN technology.
Score 10 out of 10
Vetted Review
Verified User
Incentivized
We use it in Network Centric Mode, several separated PODs, we use it as a private cloud. It’s agility and flexibility as a product to automate integration with VMware and UCS integration makes every deployment simple to just a couple of clicks, it solves time for deployment, it brings full availability of each link since it is a VXLAN fabric. Integration to many products seems native, and makes easy to move from a contract type of deployment to other type of similar deployments again with just a couple of clicks. It’s integration with POSTMAN is essential to configure tenants with libraries or get information.
  • It’s integration with VMware makes seem less the deployment
  • It’s integration with compute using UCS integration, automates the VLAN creation and assignment in the UCSM
  • Rich API scope, you can deploy tenants within seconds.
  • Move from a legacy environment to a network centric in ACI is doable through multiple ways.
  • It’s operations and troubleshooting module with the audit and alerting provides good insight of what could be causing the issue(if there is one).
  • It’s endpoint visibility in GUI looks good but through CLI they disappear, and makes things harder to troubleshoot.
ACI can work in almost in any DC
- Private cloud
- Public cloud
- Stretched Data centers
- Multiple PODs as separated DC (side A and side B)
It can fit in a bank design where they need their apps always available this way you can stretch multiple DCs at the same time, in case of those goes offline, you can deploy it easily in a private cloud environment where multiple customers connect in. It depends the design but ACI can definitely adapt easily to the deployment type.
Score 9 out of 10
Vetted Review
Verified User
My organization has migrated from the traditional NX-OS tiered networking architecture to ACI allowing us to provide a higher level of redundancy, while also streamlining services.
  • more network Redundancy
  • automation for provisioning access ports
  • easier fault isolation
  • graphical user interfaces
  • bridging the manual input into automated responses
Cisco ACI is definitely well suited for larger companies that host data center environments. I cannot see the advantage for smaller organizations.
June 09, 2023

Cisco ACI Review

Score 9 out of 10
Vetted Review
Verified User
Incentivized
Cisco ACI is what we use for our two main Data Centers. Building on the flexibility of fabric path for redundancy and bandwidth to support enterprise solutions for 60 acute facilities and 1000+ ambulatories.
  • Scalability
  • Reliability
  • API inspection for ease with automating tasks
  • None listed
Migrating to ACI and the learning curve and understanding from the business is sometimes a challenge. Because it is a security focused (appropriately so) the ease of adding ports and end points associated to traditional trunks can be very time consuming. Note I understand we can maybe improve these speeds if we bring the FI's into the ACI infrastructure but today they are separated bring up a new FI domain teadious if not automated.
Score 10 out of 10
Vetted Review
Verified User
Incentivized
we 're building a new dc and using the ACI for managing the Fabric with entirely enhance features
  • managing and deploying the fabric
  • managing and controlling inter site mobility
  • integrating with hypervisor (vcenter)
  • air force
  • navigator systems
  • goverments
multisite dc migration
Score 5 out of 10
Vetted Review
Verified User
Incentivized
We are using aci for about 5 years. we have 3 fabrics for different firewall segments
  • central provisioning
  • micro segmentation
  • ep tracking
  • complex user interface
  • complex object modelling
  • complex configuration
I find aci menu , its object oriented structure too hard to use
Score 8 out of 10
Vetted Review
Verified User
Incentivized
We have moved all our internal infrastructure to Cisco ACI platform. We use it support our internal and external applications, for clients peering with us externally, either through direct connect or VPN.

The main business problem this has addressed for us is latency within our network through the mesh topology.
It has also helped make manageability of our network much easier through the GUI and API. ACI has also enabled us to have much better visibility on faults (such as BGP peers going down or links going down) so we can respond much faster to any issues.
  • Network Zoning through contacts / Easily isolating endpoints even within the same subnets
  • Managability through either the GUI or through Automation via the API helps reduce time for implementing changes
  • SLA - with Cisco ACI mesh topology we have multiple redundant paths within our network and 1 link going down won't even be noticed
  • viewing contract drops within ACI , there should be a better interface to check this
Cisco ACI is well suited to larger environments with latency sensitive applications or with strict SLA requirements

Cisco ACI is suited ofr eveyrthing!
June 08, 2023

ACI is Great !

Score 9 out of 10
Vetted Review
Verified User
Incentivized
We use Cisco ACI as the only fabric for the Toronto Stock Exchange. It provides, Extranet, Internet and servers connectivity. We manage eveything through APIC and use Ansible and Gitops to provision the fabric. We use Nexus Dashboard Insight to monitoring and telemetry. It is a good tool. Good Product.
  • Central Manage through Controller
  • Software Defined Networking
  • Datacenter Switching
  • Integration with Cisco ISE
  • Integration with Firewalls (Cisco or not)
  • CLI on leaf is missing JSON output
Verry good for a greenfield datacenter deployment for Compute farm.
June 08, 2023

Cisco ACI Review

Score 10 out of 10
Vetted Review
Verified User
Incentivized
We use the ACI infrastructure for our Data Center PODs.
Robust and scaleable infrastructure
Site diversity, redundancy
Core enterprise applications and critical services applications dedicated network infrastructure
  • Scaleability
  • Reliability
  • Resiliency
  • Performance management
  • Migration from PODs to Multi-PODs topology facility
Data centers for critical services
Score 8 out of 10
Vetted Review
ResellerIncentivized
I started off migrating & deploying ACI for different customers. In my current role we help customers develop proof of concepts with ACI and other technologies.
  • Self documenting
  • Health score / telemetry
  • Abstraction
  • Visibility of object relationships
Great for network automations. Not intended as a transit network.
Score 8 out of 10
Vetted Review
Verified User
Incentivized
I had been implementing ACI projects in banking, government, and oil&gas companies. The most complicated thing about ACI is the learning curve that network engineers have to take to be ready to administrate the solution.In all of the cases in which we implemented an ACI solution, it was to replace the old and outdated data center network and to optimize DC network speed and security on a centralized solution that is also capable of integration with stigmatization solutions like ansible or APIs.
  • Central Management via APICs
  • clean and structured configuration
  • reuse of policies
  • high availability on the fabric
  • Micro Segmentation
  • More ACI configuration examples documentation on real world scenarios
  • Apply more than one EPG to the same port at the same time via the GUI and not EPG per EPG menu
  • Service Graph are to complicated to configure
Cisco ACI is one of the best SDN solutions for DC networking it does everything it promises and is a stable solution and gives you peace of mind that your critical applications and services are not going to lose connectivity.
Score 9 out of 10
Vetted Review
Verified User
Incentivized
I implement Cisco ACI at different customers with different sets of requirements. From a simple L2 fabric to complex fabrics with service graphs, transit routing, multi-site multi-pod and automation.
The business problems often solved in deployments are datacenter interconnect, ease of management and security concerns. Solved by multi-pod/multi-site. APIC / Automation and Service integration with firewalls.
  • Underlay deployment
  • Datacenter interconnectivity
  • Automation possibilities
  • Security from default deny to service integration
  • Contract management at scale could be better
  • Options to provide insight in application communication would be very nice
  • AI assisted troubleshooting would be a welcome addition
I tend to deploy ACI in datacenter environments with a lot of different connecting workloads. It performs better than NSX-T when you have lot's of bare metal servers or other hypervisors than ESX, for example Hyper-V or Nutanix. It's also a very nice solution when you need an easy way to deploy datacenter interconnect with or without L2 flooding.

The greatest difficulty I encounter when implementing ACI is that it takes time to learn as the constructs are different from regular networking solutions.
Score 8 out of 10
Vetted Review
Verified User
Incentivized
I consult customers, actual in optimize and automate their already running aci
  • Automation
  • Segmentation
  • Upgrading
  • Network related object naming
It is the actual state of the art DC Network product which adresses the most future dc network needs
February 11, 2023

ACI Review

Score 9 out of 10
Vetted Review
Verified User
Incentivized
Actually our ACI is only used in an Network Centric mode as a big Layer 2 Switch to extend Network to other Locations and migration point for old Legacy environment.
  • Possiblity to Stretch Workloads to different locations
  • Provide the possiblity to achiev some extra Security
  • Simplify the deployment and operation of Datacenter Switches
  • Single point of glass and as single source of information
  • Providing seamless integration with VMware Hypervisor, as they are Leader in the Market
  • Provide more Security feature like Statefull inspection for Contracts
  • Improve logging Security relevant informations like Flows
In Scenarios where you are not allowed to use the Security features of ACI it is to expensive to used it instead of a Legacy approach.
Score 8 out of 10
Vetted Review
Verified User
Incentivized
We are replacing all our Cisco Nexus 5k / 6k / 7k with Cisco ACI. Currently we have deployed it in 6 datacenters. Currently we are still in a migration scenario where we have deployed it in a network centric approach but we are planning this year to start the transition towards application centric. our goals are: - Manageability of large switch fabrics - Automation using ansible - Scalability (100+ nodes per site)
  • Overview of the network
  • Ease of scaling
  • Automation
  • Configuration is complex for beginning engineers
  • MPLS-SR feature is there, but poorly documented
  • More service provider integration
Since we migrated from a legacy L2 environment, it is really hard to start using the new features ACI brings. I would really recommend to start a greenfield deployment, since we have a lot of challenges to translate our current use cases towards ACI use cases. If you can start from the beginning with developing the usecase around ACI, it will speed up the deployment.
Score 10 out of 10
Vetted Review
Verified User
Incentivized
We use ACI fabric as primary Datacenter Infrastructure. We use SDN model for internal apploications and multicloud environment.
Flexibility and High availability for strategic compute and data resources are the main goal of the ACI infrastructure
  • High availability
  • programmability
  • Infrastructure as a service
  • Integration with third party compute
  • Storage management
ACI is completely suited for modern datacenter and Hybryd cloud scenarios.
ACI is not so good in conventional environemtn where VLAN switching is the only required transport service
Score 10 out of 10
Vetted Review
Verified User
Incentivized
Ideal replacement for traditional stretched data centers. Ease of deployment and management by utilizing the APIC controllers.
  • Intent-based networking
  • Controller-based single pane of glass
  • The ability to have active-active data centers
  • Smarter wizard workflows
  • Simplify policy objects
  • Ability to make changes to multiple objects at the same time
ACI is well suited to replace data center networks that make use of stretched DCI. Also, customers that make use of Cisco SDA have the ability of data center integration using ACI.
February 11, 2023

Cisco ACI Review

Score 7 out of 10
Vetted Review
Verified User
Incentivized
We're using Cisco ACI in order to build the new datacenter environment and migrate from legacy networks towards ACI. Additionally we're starting to implement multi-site for centralized management.
  • Switching
  • Single point of management
  • Simplified UI
Suitable for larger scale datacenters and less suitable for small enterprises with limited functionality/network
February 11, 2023

ACI review

Score 9 out of 10
Vetted Review
Verified User
Incentivized
We are using ACI to facilitate with automation the DC Network Infrastructure provisioning.
  • segmentation
  • automation
  • scalability
  • make easier the provisioning of physical objects configuration
  • develop more the documentation
  • migration procedure description
for very large distributed DC architectures where netowrk performnaces
February 10, 2023

ACI quick install !

Score 7 out of 10
Vetted Review
Verified User
Incentivized
We needed a Fabric VXLAN with 2 datacenters that we can install very quickly. We needed also to have the posibillity to add 2 or 3 other datacenter. We use it to manage the hosting/VM network. We needed some automation like terraform or ansible to create/modify network part. All new client are now product on this plateform since 1 year.
  • Quick install
  • easy automation
  • multi pod
  • policy contract
  • upgrade
  • monitoring inside APIC
It was really easy to install and configure. The multipod was really easy. The configuration for IPN was not very well and we had some problem with OSPF.
The problem now is for exploitation how not use so much the ACI, it's hard for the old ingineer to use ACI.
Score 9 out of 10
Vetted Review
Verified User
Incentivized
We are using it as backend for our infrastructure inside of datacenter.<br>For scope i would say it provides access to every single application within goverment usecase in Slovakia. So every single deppartment is dependent on ACI, cause their applications are running on the servers (bare metal or virtual ESXi,...).
  • Farbric Discovery via LLDP
  • System minitoring for EPGs, BDs, ...
  • Easy implementation and distribution within ACI infrastructure
  • Simplyfying user experience inside of GUI
  • Provide which objects are prerequisit for configuration
For large datacenters, which uses multiple separated "netowrks", for example: OOBM, data network, multitenant scenarios.
It is great for implementation with other types of servers not just bare metal, using VMs like VMware, RedHat,...
Score 8 out of 10
Vetted Review
Verified User
Incentivized
The main use case for Cisco ACI was the ability to use micro segmentation. This was used to land several applications in ACI all using the same subnet but still logically seperated from each other by using EPGs and contracts. Applications needed to only be able to communicate with it's own servers and the outside (of ACI) world. When different applications needed to communicate with eachother within ACI, only necessary traffic must be allowed.
  • Microsegmentation
  • Management
  • Upgrading
  • Simple troubleshooting
  • Making faults more understandable
The product is well suited (and meant) for datacenter environments. The larger the scale, the more benefits you get from ACI (like one place for management of the whole infrastructure). The proces of upgrading the infrastructure is also very streamlined. The proces is the same no matter if the scale of your implentation is small or large.
Score 10 out of 10
Vetted Review
ResellerIncentivized
I run managed services where we resell the Cisco products and offer fully managed services on those products. Cisco Application Centric Infrastructure provides the means to consolidate legacy data center architectures on to a single platform that can expand across multiple locations. It also solves the challenges around integration and security for private cloud. ACI has built in network automation along with an API first approach for external orchestrators making it easy to drive programmatically.
  • Network automation
  • Scale out security
  • Private cloud integration
  • Multicloud extension for brown field locations on cloud.
Integration of two or more pods or sites and integration with VMware using security groups and microsegmentation.
Score 8 out of 10
Vetted Review
Verified User
Incentivized
Cisco Application Centric Infrastructure is used as a Nexus 7000 replacement (network centric) in the datacenter for L2 connectivity.
  • Configuration through API
  • Ease of switch deployment/replacement
  • The APIC gui is slow
  • Being able to rename objects
  • Nexus 9k switch reliability has been an issue
Deployment in dynamic environments. Integration with virtualization platforms to simplify network deployment (vmware integration). Manage multiple pods from one apic cluster. As a 1:1 replacement for traditional layer-2 switches and when L3 isn't used. Overall it's a steep learning curve and quite different from the traditional switch management/usage.
Score 9 out of 10
Vetted Review
Verified User
Incentivized
Cisco ACI replaces the legacy Datacenter LAN. Business point of view it enables to provision network services faster and secure, and simplifies the management of network.
  • Built in automation to build the fabric
  • Object model enables easy to automate day-N operations.
  • Integration with Virtualization environments enables complete automation of network services.
  • Whitelist base approach and security constructs provide flexible features to build secure network services for applications.
  • All the endpoint attachment is based on encap vlan. More flexibility to reuse the vlans within the fabric and clear definition of vlan usage.
  • Granular metrics, analytics and assurance to ensure health of the fabric.
  • Improve traffic path analysis and troubleshooting.
  • Limitation in integration with UCS FI
Cisco ACI is best option for typical Datacenter Network Solutions. Built in automation, integration with virtualization environments, application centric and security features makes it well suited for Datacenter Network.

It's not a appropriate solution for custom fabrics and campus environments.
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