Huawei Quidway NetEngine80E Configuration Manual page 934

HUAWEI NetEngine80E/40E Router
Configuration Guide - IP Routing
Total Number of Routes: 6
*>
*>i
*>
* i
*>
* i
The BGP routing table of Router A shows that Router A receives the routes 10.11.0.0/16 and
10.22.0.0/16 from ISP1 and Router B. Check the information about the route 10.11.0.0/16 on
Router A.
[RouterA] display bgp routing-table 10.11.0.0
BGP local router ID : 192.168.2.3
Local AS number : 65001
Paths:
BGP routing table entry information of 10.11.0.0/16:
From: 10.1.1.1 (192.168.2.5)
Route Duration: 04h41m03s
Direct Out-interface: GigabitEthernet1/0/1
Original nexthop: 10.1.1.1
Qos information : 0x0
AS-path 100 10, origin igp, pref-val 0, valid, external, best, select, active, pre
255
Advertised to such 2 peers:
BGP routing table entry information of 10.11.0.0/16:
From: 10.1.3.2 (192.168.2.2)
Route Duration: 01h42m40s
Relay IP Nexthop: 10.1.3.2
Relay IP Out-Interface: GigabitEthernet1/0/3
Original nexthop: 10.1.2.1
Qos information : 0x0
AS-path 200 10, origin igp, localpref 100, pref-val 0, valid, internal, pre 255,
not preferred for peer type
Not advertised to any peer yet
The preceding command output shows that the route learned from ISP1 is selected as the optimal
route because it is an EBGP route and the route learned from Router B is an IBGP route.
8-19
Router B.
Table 8-19 Route attribute comparison of the routes 10.11.0.0/16 learned from ISP1 and
Router B
Route Attribute
PrefVal
Issue 02 (2014-09-30)
Origin : i - IGP, e - EGP, ? - incomplete
Network
10.1.1.0/30
10.1.2.0/30
10.11.0.0/16
10.22.0.0/16
2 available, 1 best, 1 select
10.1.3.2
10.1.4.2
shows the route attribute comparison of the routes 10.11.0.0/16 learned from ISP1 and
Route Learned
from ISP1
0
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NextHop MED
0.0.0.0 0
10.1.3.2 0
10.1.1.1
10.1.2.1
10.1.1.1
10.1.2.1
Route Learned
from Router B
0
8 BGP Configuration
LocPrf PrefVal Path/Ogn
0 i
100 0 i
0 100 10i
100 0 200 10i
0 100 10i
100 0 200 10i
Comparison
The same.
Table
909