BGP-MPLS
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Transcript of BGP-MPLS
![Page 1: BGP-MPLS](https://reader031.fdocuments.in/reader031/viewer/2022020520/577cc77c1a28aba711a11804/html5/thumbnails/1.jpg)
OSPF BGP MPLS
Distance Vector and link state
AD 110
Protocol Number 89
HOW TO Configure OSPF
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Step 1 OSPF
interface GigabitEthernet1/0.964 description To sandwip-cr1-et1 encapsulation dot1Q 964 ip address 172.21.28.177 255.255.255.252 ip ospf network point-to-point ip ospf cost 20 mpls ip router ospf 24342 network 172.21.28.176 0.0.0.3 area 0
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OSPF States
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OSPF LSA
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OSPF Network type
Hello and dead interval
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OSPF and Spanning Tree
Loop free, shortest path in respect of cost. Links contains a root port remains active.
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Loop free shortest path in respect of cost. Links contains a primary port remains active.
Dijkstra’s SPF Algorithm
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OSPF equal cost load balance
OSPF Area
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Virtual Link
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Area 0 Area 1 ABR Command 1.1.1.1 Area 1 Area 2 ABR Command 2.2.2.2Router ospf 24342 Area 1 virtual link 2.2.2.2
Router ospf 24342 Area 1 virtual link 1.1.1.1
OSPF Working Topology
AS 25382
OSPF Stub Area and OSPF LSA Type
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Redistribution
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Redistribution OSPF Cost
Type 1 External
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BGP
IGP Vs EGP
BGP 2 Types
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Telnet and BGP
eBGP WORKING TOPOLOGY
AS 1 - 64511
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iBGP working topology ??????????
Route Reflector
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BGP Configuration
In router R1 , R2, R3
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In router R4
R1, R2, R3 ibgp configuration R4 ibgp configuration config t router bgp 24342 neighbor 4.4.4.4 remote-as 24342 neighbor 4.4.4.4 update-source loopback 0
config trouter bgp 24342 neighbor X.X.X.X remote-as 24342 neighbor X.X.X.X update-source loopback 0 neighbor X.X.X.X next-hop-self neighbor X.X.X.X route-reflector-client
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EBGP
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Network Announce
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MPLS
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Bracnet Network Structure
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MPLS PROCEDURE IN Swandip POP
Loopback 202.168.225.80
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Step 1 OSPF
interface GigabitEthernet1/0.964 description To sandwip-cr1-et1 (Citycell_E1) encapsulation dot1Q 964 ip address 172.21.28.177 255.255.255.252 ip ospf network point-to-point ip ospf cost 20 mpls ip router ospf 24342 network 172.21.28.176 0.0.0.3 area 0
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Step 2 BGP
Ciscorouter bgp 24342 neighbor ACM-RRC peer-group neighbor ACM-RRC remote-as 24342 neighbor ACM-RRC description iBGP session with MicroPOPs neighbor ACM-RRC update-source Loopback0
router bgp 24342 neighbor 202.168.225.80 peer-group ACM-RRC neighbor 202.168.225.80 description Swandip address-family ipv4 neighbor 202.168.225.80 activate exit address-family vpnv4 neighbor 202.168.225.80 activate
MT
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Step 3 Stopping Redistribution
Check Loopback
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Ping Check
Enabling LDP
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Adding MPLS clients
Config t
vrf definition Pingview+_Monitoring
rd 24342:12
address-family ipv4
route-target export 24342:12
route-target import 24342:12
exit-address-family
!
interface Loopback10
description Pingview+_Monitoring
vrf forwarding Pingview+_Monitoring
ip address 192.168.1.8 255.255.255.255
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router bgp 24342
address-family ipv4 vrf Pingview+_Monitoring
redistribute connected
exit-address-family
!
!
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