
Route Weight Worksheet
308627-14.20 Rev 00
C-3
6.
Multiply the value associated with the route by the following decimal or
hexadecimal value:
2097152 * ______ = _____________
or
0x200000 * _____ = _____________
7. Select one route from the following list and calculate the associated value
using the formulas supplied:
Route Formula
Direct OSPF interface? OSPF interface metric: 0
OSPF imported OSPF-TOS-0 Metric
BGP-3 imported Calculate a decimal or hexadecimal value using one
of the following formulas:
8192 * (16 - BGP3 Import BGP3 Preference) +
(IGP Origin ? 0 : 4096) +
(AS Weighted Path Length <= 4095 ?
AS Weighted Path Length : 4095)
or
(0x2000 * (16 - BGP3 Import BGP3 Preference)) +
(IGP Origin ? 0 : 0x1000) +
(AS Weighted Path Length <= 0x0fff ?
AS Weighted Path Length : 0x0fff)
BGP-4 imported Calculate a decimal or hexadecimal value using
one of the following formulas:
8192 * (16 - BGP4 Import BGP4 Preference) +
(IGP Origin ? 0 : 4096) +
(AS Weighted Path Length <= 4095 ?
AS Weighted Path Length : 4095)
or
0x2000 * (16 - BGP4 Import BGP4 Preference) +
(IGP Origin ? 0 : 0x1000) +
(AS Weighted Path Length <= 0x0fff ?
AS Weighted Path Length : 0x0fff)
(continued)
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