Multi-Site Connectivity can be done through ISN. The ISN between sites must support these specific functionalities: System --> System...

Features of ACI Multi-Pod Disaster Recovery : Helps create a system that ensures business operations continue even during disasters....

Each EGP is represented by PCTag 2. Shadow EPG (Firewall) connect to the service Device (EPG) 3. Traffic in between EGPs will be...

Introduction Pre-PBR Deployment Traffic Flow: Before deploying a service graph with Policy-Based Routing (PBR), Cisco ACI relies on its...

The requirement here is that EPG 1 – 4 should be allowed to talk to each other without any security rules, while the rest EPGs 5 - 7...

The vzAny managed entity offers a means to link all Endpoint Groups (EPGs) within a Virtual Routing and Forwarding (VRF) instance to one...

Default fallback login APIC GUI: apic:fallback\\admin APIC CLI: apic#fallback\\admin Step 1 : Create a TACAS+ Provider Group 2) Create a...

SPAN (Switched Port Analyzer) Types of SPAN Local SPAN Support:  Supported by Cisco. Functionality: Traffic is mirrored to an interface...

Understanding pcTag in Cisco ACI 1. What is pcTag? pcTag (Policy Control Tag): A unique identifier assigned to each Endpoint Group (EPG)...

Shared Service Definition: A shared service, such as the Domain Name System (DNS), is utilized by multiple tenants (organizations) within...

Default-export route profile with a prefix-list in the L3Out. In this scenario, the Legacy router must establish communication with the...

Steps to Install Certificate in APIC   1) Download root & intermediate CA certificate. 2) Open root CA certificate in notepad and copy...

Step 1: Let’s use one of the leafs with ip 10.197.205.38 as remote server (Practically it would be server in your network) Step 2: We are...

Endpoint Definition: An Endpoint  comprises: One MAC Address Zero or More IP Addresses Traditional Network Address Tables:  In...

This is a very useful tool for capturing traffic destined for the leaf, spine or APIC i.e. within fabric. This method can be used also...

ELAM Packet capture: Step 1: Kindly check the hardware module to see what inputs must be there in command i.e. tah/roc/app ///...

NTP uses the User Datagram Protocol (UDP) & all NTP communications use Coordinated Universal Time (UTC). NTP uses a Stratum to describe...

The Cisco Application Policy Infrastructure Controller (APIC) works as a smart policy manager, sending the required policy settings to...

Both APIC L1/M1 and APIC L2/M2 servers have reached their end-of-sales and end-of-life date. APIC servers forming a cluster must all run...

Topology Spines can connect to routers for the Inter-pod/inter-spine network for both Multi-Pod and Multi-site. Spines can also directly...