Introduction to OpenStack OpenStack  is an open-source cloud computing platform that enables organisations to build and manage both...

APIC Maintains System State: The Application Policy Infrastructure Controller (APIC) maintains a comprehensive, up-to-date run-time...

Floating L3Out Version Support Floating L3Out Introduction: Started in ACI Version 4.2(1):  The floating L3Out feature became available...

Overview: NetFlow  tracks and records data movement within the network. Helps administrators analyze traffic patterns, troubleshoot...

ACI remote leaf switch deployment allows extension of ACI fabric to remote data centers without a local spine switch or APIC. Remote leaf...

Scenerio 1 : Multi-Pod Inter-Pod Network (IPN) broadcast, unknown unicast, and multicast (BUM) troubleshooting  Symptoms Endpoint...

Application Profile --> EPG --> Intra EGP Isolation --> It's Unenforced (default) --> Change it to enforced and EndPoint within EGP will...

Admin > Firmware apic1 #  show firmware upgrade status Pod Node Current-Firmware Target-Firmware Status Upgrade-Progress(%) ...

Troubleshooting Logical Constructs Check if leaf has required vrf Leaf# show vrf all 2. Check on VRF if "Policy Control Enforcement...

Each POD has local instance of ISIS and COOP Inter-POD connectivity is through IPN Inter-POD BUM uses PIM-Bidir BGP in between PODs to...

Step 1: Log into ND click --> ok Step 2: Go to Dashboard it will take you to One View display Step 3: Go to Admin Console Step 4:...

APIC integrates with 3rd party VMMs Three options with Virtual VMM: VMware DVS Cisco ACI Virtual Edge Cisco Application Virtual Switch...

Port 161 ---> It is used for read based queries Port 162 ---> It is used for sending out traps. Configuring SNMP

IPv4 32 bit long & contains 4 octets. Each octet has 8 binary bits IPv4 class range Subnetting Host Bit = 0 Network Bit = 1 We got Class...

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...

We are using a nexus switch as a Neighbour of BL We will be creating neighborship with routed interface as well as through Vlan (SVI)...

Service Graph with PBR and without PBR The design that uses service graph without PBR requires multiple VRFs. The use of service graph...