Sessions And Peers - Dell S6000–ON Configuration Manual

Figure 19. BGP Routers in Full Mesh
The number of BGP speakers each BGP peer must maintain increases exponentially. Network
management quickly becomes impossible.

Sessions and Peers

When two routers communicate using the BGP protocol, a BGP session is started. The two end-points of
that session are Peers. A Peer is also called a Neighbor.
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Border Gateway Protocol IPv4 (BGPv4)