Riverbed SteelHead 3070-SD, User Manual

Page: 79 / 124

Configuring BGP and OSPF Routing Policies on SteelHead SD | 79
Configuring route maps
OSPF route
injection in
BGP • Interface - Optionally, select the interface.
When the interface matches the next-hop
interface of the route, the route qualifies for
redistribution by the router.
• IP list - Optionally, select the IPv4 prefix list.
• Next hop list - Optionally, select the next-hop
prefix. When the next-hop address matches
the selected address, the route qualifies for
distribution by the router.
• Metric - Optionally, enter a value from 0 to
4294967295. When a metric value in a route
matches this value, the route qualifies for
distribution by the router.
• Metric type - When the type matches the
value specified, then that route is qualified to
be distributed:
– Type 1 - This type includes the external cost
to the destination as well as the cost (metric)
to reach the AS boundary router.
– Type 2 - This type uses only the external
cost to the destination and ignores the cost
(metric) to reach the AS boundary router.
• Tag - Optionally, enter a value from 0 to
4294967295. When a tag in a route matches
this value, the route qualifies for distribution
by the router.
• AS path - Click On to set the AS path for
the route. Specify the AS string as space
separated list from 1 to 4294967295. For
details, see
“Configuring BGP path
selection” on page 45 .
• Tag - If On , then the value is prepended
with the AS path of the BGP route.
• IP next hop - If On , then updates the IP
next-hop address of the routes. Enter the
IP address to be used as the next hop.
• Self address - If On , under Self address,
click On to use the self address as the
next-hop address.
• Metric - Optionally, enter a value from 0
to 4294967295. When a metric value in a
route matches this value, the route
qualifies for distribution by the router.
• Community - In addition to the keywords
below, you can also configure numbers
in the range from 1 to 65535 and
numbers in AA:NN format where the
range for AA and NN is 1 to 65535. For
details, see
“Configuring BGP path
selection” on page 45 .
–internet
–local-AS
–no-export
–no-advertise
• Additive - The specified community
string is added to the route’s community
string.
Use case Match criteria Set criteria