1- L3 interface
2- BGP
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localhost#show interfaces status
Port Name Status Vlan Duplex Speed Type Flags
Et1 connected 1 full unconf EbraTestPhyPort
Et2 connected 1 full unconf EbraTestPhyPort
Ma1 connected routed a-full a-1G 10/100/1000
localhost#show ip interface brief
Interface IP Address Status Protocol MTU
Loopback0 10.0.0.1/32 up up 65535
Management1 10.0.2.15/24 up up 1500
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...
On spine01 and spine02
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| interface Ethernet3
no switchport
ip address 10.1.2.1/30
!
interface Loopback0
ip address 10.0.0.1/32
!
ip routing
!
router bgp 65000
router-id 10.0.0.1
neighbor 10.1.2.2 remote-as 65000
neighbor 10.1.2.2 maximum-routes 12000
network 10.0.0.1/32
!
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.
show ip bgp summary
show ip bgp neighbors
...
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| spine01#show ip bgp summary
BGP summary information for VRF default
Router identifier 10.0.0.1, local AS number 65000
Neighbor Status Codes: m - Under maintenance
Neighbor V AS MsgRcvd MsgSent InQ OutQ Up/Down State PfxRcd PfxAcc
10.1.2.2 4 65000 39 44 0 0 00:34:00 Estab 1 1
spine01#show ip bgp neighbors
BGP neighbor is 10.1.2.2, remote AS 65000, internal link
BGP version 4, remote router ID 10.0.0.2, VRF default
Negotiated BGP version 4
Last read 00:00:10, last write 00:00:10
Hold time is 180, keepalive interval is 60 seconds
Configured hold time is 180, keepalive interval is 60 seconds
Connect timer is inactive
Idle-restart timer is inactive
BGP state is Established, up for 00:35:10
. . . .
spine01#show ip bgp neighbors 10.1.2.2 routes
BGP routing table information for VRF default
Router identifier 10.0.0.1, local AS number 65000
Route status codes: s - suppressed, * - valid, > - active, # - not installed, E - ECMP head, e - ECMP
S - Stale, c - Contributing to ECMP, b - backup, L - labeled-unicast
Origin codes: i - IGP, e - EGP, ? - incomplete
AS Path Attributes: Or-ID - Originator ID, C-LST - Cluster List, LL Nexthop - Link Local Nexthop
Network Next Hop Metric LocPref Weight Path
* > 10.0.0.2/32 10.1.2.2 0 100 0 i
spine01#show ip bgp neighbors 10.1.2.2 advertised-routes
BGP routing table information for VRF default
Router identifier 10.0.0.1, local AS number 65000
Route status codes: s - suppressed, * - valid, > - active, # - not installed, E - ECMP head, e - ECMP
S - Stale, c - Contributing to ECMP, b - backup, L - labeled-unicast, q - Queued for advertisement
Origin codes: i - IGP, e - EGP, ? - incomplete
AS Path Attributes: Or-ID - Originator ID, C-LST - Cluster List, LL Nexthop - Link Local Nexthop
Network Next Hop Metric LocPref Weight Path
* > 10.0.0.1/32 10.1.2.1 - 100 - i
spine01#show ip bgp neighbors 10.1.2.2 received-routes
BGP routing table information for VRF default
Router identifier 10.0.0.1, local AS number 65000
Route status codes: s - suppressed, * - valid, > - active, # - not installed, E - ECMP head, e - ECMP
S - Stale, c - Contributing to ECMP, b - backup, L - labeled-unicast
Origin codes: i - IGP, e - EGP, ? - incomplete
AS Path Attributes: Or-ID - Originator ID, C-LST - Cluster List, LL Nexthop - Link Local Nexthop
Network Next Hop Metric LocPref Weight Path
* > 10.0.0.2/32 10.1.2.2 - 100 - i
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show ip route
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