BGP Configuration Overview

To configure the device as a node in a BGP network:

  1. Configure network interfaces. See Junos OS Interfaces Configuration Guide for Security Devices.
  2. Configure security filters. See Security Policies Overview in the Junos OS Security Configuration Guide.
  3. Configure point-to-point peering sessions. See Example: Configuring BGP Point-to-Point Peer Sessions.
  4. Configure IBGP sessions between peers. See Example: Configuring Internal BGP Peering Sessions.
  5. Configure a routing policy to advertise the BGP routes.
  6. (Optional) Configure route reflector clusters. See Example: Configuring a Route Reflector.
  7. (Optional) Subdivide autonomous systems (ASs). See Example: Configuring BGP Confederations.
  8. (Optional) Assign a router ID to each routing device running BGP.
  9. (Optional) Configure a local preference to direct all outbound AS traffic to a specific peer. See Configuring the Local Preference Value for BGP Routes in the Junos Routing Protocols Configuration Guide.
  10. (Optional) Configure routing table path selection options that define different ways to compare multiple exit discriminators (MEDs). See Configuring Routing Table Path Selection for BGP in the Junos Routing Protocols Configuration Guide.

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