BGP partial feed

[code] R2::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: ! ! interface FastEthernet0/0

ip address <to-ISP-edge>

! interface FastEthernet0/1

ip address <to-LAN>

! ip prefix-list my seq 5 permit <LAN prefix> ! ip prefix-list partial-feed seq 5 permit 0.0.0.0/0 le 16  ! 16bit prefixes max ip prefix-list partial-feed seq 10 permit <Exceptions> ! some locals ! ! around 16k prefixes as per 2016 ! ! ! ! router bgp <AS-LAN>

neighbor <ISP-R> remote-as <AS-ISP>
neighbor <ISP-R> ebgp-multihop <hops>
!
address-family ipv4
  network <LAN>
  neighbor <ISP-R> prefix-list partial-feed in
  neighbor <ISP-R> prefix-list my out

! ip route <ISP-R> <ISP-GW> ! host route to ISP-BGP-peer via ISP-edge-GW ip route 0.0.0.0 0.0.0.0 <ISP>  ! Must be for Partial-Feed (or receive one) ! [/code]