How The Alliedware Plus Tm Os Adds Routes - Allied Telesis SwitchBlade x908 Series Software Reference Manual

How the AlliedWare Plus
The following flow chart shows how the software adds a route to the FIB.
C613-50007-01 REV B
Start:
The AlliedWare
Plus OS receives TM
a route from
a routing
protocol
Adds route to
its RIB
Does the
route for this
No
prefix already
exists in the
FIB?
Yes
Is the
distance for the
new route lower Yes
than the existing
route's?
No
Is the
distance for the
Yes
new route the same
as the existing
route's?
No
Software Reference for SwitchBlade® x908, x900 and x600 Series Switches
TM
AlliedWare Plus Operating System - Software Version 5.3.1
OS Adds Routes
TM
Deletes the old route
or equal-cost route
group from the FIB
Has the
route reached the
No
maximum allowed
equal-cost
routes?
Yes
Does not add
route to FIB
Route Selection
route_1
Adds this new
route to the FIB
End of the Route
Selection Process
29.7