Information Technology Reference
In-Depth Information
Figure 7-29
Next-Hop Setting for Routes Learned from an External Neighbor
!
"
#
$#%
&
AS 200
172.16.0.0/16
R5
! ! '
#()$
#
'
! '
#()$
#
%
$
"
#
$
If routes are learned from an internal neighbor (nonclient or client), the next hop can be
reset on RRs only using an outbound route map. Under this condition, the command
neighbor next-hop-self is ignored. Figure 7-30 shows an example.
Figure 7-30
Next-Hop Setting for Routes Learned from an Internal Neighbor
AS 200
R5
172.16.0.0/16
AS 100
AS 100
192.168.1.3
NEXT_HOP:
192.168.1.3
NEXT_HOP:
192.168.1.3
R1
RR
RR
R3
R2
192.168.1.1
NEXT_HOP:
192.168.1.1
neighbor route-map Set-NH out
route-map Set-NH
set ip next-hop 192.168.1.1
NEXT_HOP:
192.168.1.3
Client
R4
Physical
iBGP
