If there are 2 ISP: ISP1 and ISP2. To make ISP1 as preferred path, follow one of the below option
For Inbound traffic
For outbound traffic
scenario1
BGP multihoming connects a network to multiple ISPs for redundancy and load balancing. Common scenarios involve stub networks linking to two upstream providers, with solutions focusing on route filtering, failover, and traffic engineering.
scenario2
BGP multihoming connects a network to multiple ISPs for redundancy and load balancing. Common scenarios involve stub networks linking to two upstream providers, with solutions focusing on route filtering, failover, and traffic engineering.