BGP neighbors typically exist in a BGP routing table, and transmitting each extensive routing information brings a heavy burden to a device. In order to address this problem, it is necessary to…

BGP neighbors typically exist in a BGP routing table, and transmitting each extensive routing information brings a heavy burden to a device. In order to address this problem, it is necessary to filter those routes to be advertised. You can configure a device to advertise only necessary routes or those that its peers would use.