Bgp Route Selection Rules - Huawei Quidway NetEngine80E Configuration Manual

HUAWEI NetEngine80E/40E Router
Configuration Guide - IP Routing
Procedure
l Run the reset bgp flap-info [ regexp as-path-regexp | as-path-filter | ipv4-address
[ mask | mask-length ] ] command in the user view to clear the statistics of flapped routes.
l Run the reset bgp dampening [ ipv4-address [ mask | mask-length ] ] command in the user
view to clear the dampened routes and advertise the suppressed routes.
l Run the reset bgp ipv4-address flap-info command in the user view to clear the statistics
of route flapping.
l
Run the reset ip bgp-accounting inbound interface [ interface-type interface-number ]
command in the user view to clear the statistics of BGP accounting.
----End

8.27 BGP Route Selection Rules

8.27.1 Route Processing on the BGP router
This section describes the route processing on the BGP router.
Figure 8-10
other protocols or learned from BGP peers. Route summarization can be configured to reduce
the routing table size before routes are selected, advertised, and delivered to the IP routing table.
Figure 8-10 Route processing on the BGP router
BGP
peers
Table 8-9
Table 8-9 Key points for route processing
No.
1
Issue 02 (2014-09-30)
shows the route processing on the BGP router. BGP routes can be imported from
1 2
Direct
Routing
Static
policy
IGP
summarization
2
入口
Import
策略
policy
lists some key points for
Remarks
BGP can import direct routes, static routes, user network routes, and IGP routes based
on the import-route (BGP) or network command configuration.
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3 4
Route Route
selection
Figure 8-10.
8 BGP Configuration
5 2
BGP
Export
routing
policy
table
6
Routes learned from BGP peers
IP routing
table
BGP
peers
886