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SD Access Fabric Nodes - Coggle Diagram

- - - - a node combining LISP MS and MR functionalities
        
        Functions
        
        Host Tracking DataBase (HTDB)
        
        EID-to-Fabric Edge Nodes mapping
        
        Map Server
        
        Map Resolver
        
        Responds to queries from Fabric Edge devices
  - - - Internal Border
      - Externa Border
      - Anywhere Border (int & ext)
    - - Advertisement of EID subnets
        
        BGP preferred
      - Fabric domain exit point
        with LISP Proxy TR functionalities
      - Mapping of LISP instance to VRF
      - Policy mapping
        and propagation of SGT outside the fabric
  - - - Endpoint Registration
        
        Build the EID table
        
        issue a map-register message to the control plane node
      - Mapping of User to Virtual Network
        
        Assign VLAN and SGT to endpoint and user
      - Anycast Layer 3 Gateway
      - LISP Forwarding
        
        IF resolving fails,
        Forward to default fabric border
        
        LISP map cache is merged to CEF table
      - VXLAN Encapsulation/De-encapsulation