
Configuring IP Services
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3.
BGP submits a BGP route to destination_3 and specifies interface 1 as the
next hop.
If you configure EBGP for
traffic balancing
, BGP submits multiple BGP routes,
one for each static ECMP route, in the following manner:
1.
BGP submits two routes to destination_1. One route specifies interface 1; the
second route specifies interface 2.
2.
BGP submits two IP routes to destination_2. One route specifies interface 1;
the second route specifies interface 2.
3.
BGP submits two IP routes to destination_3. One route specifies interface 1;
the second route specifies interface 2.
You can use the BCC or Site Manager to configure EBGP for ECMP route
balancing and traffic-load balancing.
Using the BCC
Navigate to the BGP global prompt and enter:
e/jointfilesconvert/91603/bgp-ecmp-method
<
method>
method
is one of the values shown in Table 8-16.
Table 8-16. EBGP ECMP Methods
Method Meaning
route-balance BGP submits one BGP route to the IP routing table for each BGP
destination, using in turn (round-robin) the available ECMP routes
to the next hop.
traffic-balance BGP submits multiple routes to IP, using all known IGP ECMP IP
next hops.
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