Advertise eBGP Prefixes to iBGP Peers
Herbert.Schmidt
Registered Users Posts: 2 ■□□□□□□□□□
in Juniper
Hello,
i am trying to advertise eBGP prefixes being not active to iBGP peer but they are not advertise. Prefixes are being received but not active. How can i advertise them to iBGP peers ? Any help would be appreciated.
Thank you,
Herbert
[EMAIL="jncip@JNCIP_Lab"]jncip@JNCIP_Lab[/EMAIL]# run show route receive-protocol bgp 50.50.1.1 logical-system R7
inet.0: 73 destinations, 100 routes (73 active, 0 holddown, 0 hidden)
Prefix Nexthop MED Lclpref AS path
10.10.0.0/24 50.50.1.1 500 100 I
10.10.1.0/24 50.50.1.1 500 100 I
10.10.2.0/24 50.50.1.1 500 100 I
10.10.3.0/24 50.50.1.1 500 100 I
10.10.4.0/24 50.50.1.1 500 100 I
10.10.5.0/24 50.50.1.1 500 100 I
10.10.6.0/24 50.50.1.1 500 100 I
10.10.7.0/24 50.50.1.1 500 100 I
10.200.16.1/32 50.50.1.1 500 I
* 50.10.0.0/24 50.50.1.1 500 I
* 50.10.1.0/24 50.50.1.1 500 I
* 50.10.2.0/24 50.50.1.1 500 I
* 50.10.3.0/24 50.50.1.1 500 I
* 50.10.4.0/24 50.50.1.1 500 I
* 50.10.5.0/24 50.50.1.1 500 I
* 50.10.6.0/24 50.50.1.1 500 I
* 50.10.7.0/24 50.50.1.1 500 I
[EMAIL="jncip@JNCIP_Lab"]jncip@JNCIP_Lab[/EMAIL]# run show configuration logical-systems R7 protocols bgp group ebgp
type external;
neighbor 50.50.1.1 {
multihop;
local-address 10.200.16.1;
peer-as 500;
}
Only actives are being advertised to iBGP peers
[EMAIL="jncip@JNCIP_Lab"]jncip@JNCIP_Lab[/EMAIL]# run show route advertising-protocol bgp 10.200.8.3 logical-system R7
inet.0: 73 destinations, 100 routes (73 active, 0 holddown, 0 hidden)
Prefix Nexthop MED Lclpref AS path
10.200.16.1/32 Self 100 500 I
* 50.10.0.0/24 Self 100 500 I
* 50.10.1.0/24 Self 100 500 I
* 50.10.2.0/24 Self 100 500 I
* 50.10.3.0/24 Self 100 500 I
* 50.10.4.0/24 Self 100 500 I
* 50.10.5.0/24 Self 100 500 I
* 50.10.6.0/24 Self 100 500 I
* 50.10.7.0/24 Self 100 500 I
i am trying to advertise eBGP prefixes being not active to iBGP peer but they are not advertise. Prefixes are being received but not active. How can i advertise them to iBGP peers ? Any help would be appreciated.
Thank you,
Herbert
[EMAIL="jncip@JNCIP_Lab"]jncip@JNCIP_Lab[/EMAIL]# run show route receive-protocol bgp 50.50.1.1 logical-system R7
inet.0: 73 destinations, 100 routes (73 active, 0 holddown, 0 hidden)
Prefix Nexthop MED Lclpref AS path
10.10.0.0/24 50.50.1.1 500 100 I
10.10.1.0/24 50.50.1.1 500 100 I
10.10.2.0/24 50.50.1.1 500 100 I
10.10.3.0/24 50.50.1.1 500 100 I
10.10.4.0/24 50.50.1.1 500 100 I
10.10.5.0/24 50.50.1.1 500 100 I
10.10.6.0/24 50.50.1.1 500 100 I
10.10.7.0/24 50.50.1.1 500 100 I
10.200.16.1/32 50.50.1.1 500 I
* 50.10.0.0/24 50.50.1.1 500 I
* 50.10.1.0/24 50.50.1.1 500 I
* 50.10.2.0/24 50.50.1.1 500 I
* 50.10.3.0/24 50.50.1.1 500 I
* 50.10.4.0/24 50.50.1.1 500 I
* 50.10.5.0/24 50.50.1.1 500 I
* 50.10.6.0/24 50.50.1.1 500 I
* 50.10.7.0/24 50.50.1.1 500 I
[EMAIL="jncip@JNCIP_Lab"]jncip@JNCIP_Lab[/EMAIL]# run show configuration logical-systems R7 protocols bgp group ebgp
type external;
neighbor 50.50.1.1 {
multihop;
local-address 10.200.16.1;
peer-as 500;
}
Only actives are being advertised to iBGP peers
[EMAIL="jncip@JNCIP_Lab"]jncip@JNCIP_Lab[/EMAIL]# run show route advertising-protocol bgp 10.200.8.3 logical-system R7
inet.0: 73 destinations, 100 routes (73 active, 0 holddown, 0 hidden)
Prefix Nexthop MED Lclpref AS path
10.200.16.1/32 Self 100 500 I
* 50.10.0.0/24 Self 100 500 I
* 50.10.1.0/24 Self 100 500 I
* 50.10.2.0/24 Self 100 500 I
* 50.10.3.0/24 Self 100 500 I
* 50.10.4.0/24 Self 100 500 I
* 50.10.5.0/24 Self 100 500 I
* 50.10.6.0/24 Self 100 500 I
* 50.10.7.0/24 Self 100 500 I
Comments
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gemesat Member Posts: 8 ■□□□□□□□□□you have to add (advertise-inactive) command under BGP protocal to send all routes ...
root@r5# set protocols bgp advertise-inactive
BR,
Geme