Local-Perference Attribute

1)
R1
router bgp 13
nei 10.1.13.3 soft-reconfiguration inbound

#sh ip bgp nei 10.1.13.3 received-route

2)
R4
add lo 1
ip add 44.44.44.44 255.255.255.0

router bgp 40
net 44.44.44.0 mask 255.255.255.0

3)
R3
access-list 1 permit 4.4.4.0
access-list 1 permit 44.44.44.0
route-map SET_LP permit 20
match ip address 1
set local-perference 200
route-map SET_LP permit 20
router bgp 13
nei 10.1.23.2 route-map SET_LP in

*change LP 100 to 200