router
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[MPLS] OSPF Super Backbone Area (1)Protocols/BGP_OSPF_MPLS_VPN 2021. 6. 23. 13:25
1. OSPF의 VRF는 어떻게 사용하는가 2. SuperBackbone Area의 존재, 어떻게 작동하는지 확인 Service Provider - EIGRP > LDP > MP-BGP(vpnv4), OSPF area 0 with CE Company1 - OSPF area 0 EIGRP와 RIP, BGP는 각 고객별 VRF를 각 해당 라우팅 프로세스 안에서 사용한다. router bgp 1 address-family ipv4 vrf company1 // bgp 1 프로세스 안에서 구별되는 고객별 VRF. redistribute ospf 1 match internal external 1 external 2 exit-address-family 하지만 OSPF는 하나의 Processor가 하나의 고객별 VRF..
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OSPF Link-state/Adjacency changesProtocols/BGP_OSPF_MPLS_VPN 2021. 2. 16. 16:46
OSPF has a link-state with neighbors. each state from Down to Full is changed with packets establishing a neighbor. if your OSPF neighbor does not come up to FULL state, you can make the troubleshooting closer by looking for the stuck state. 1. Shutdown each interface on R1, R2, R3 R1(config)#int e 0/0.123 R1(config-subif)#sh R2(config)#int e 0/0.123 R2(config-subif)#sh R3(config)#int e 0/0.123 ..
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Openstack Tenant Network for a project by Horizon UICloud/Openstack_K8s_Docker 2020. 5. 15. 19:43
We are going to create the tenant (internal) network. We already created one tenant and user for the tenant. if you forgot it, refer to Openstack configuration for a project by Horizon UI 1. Log in as a created user (demo1_user) We cannot see the Admin row bar because this user is a member user for a tenant. This project's name is Demo1. You can see the project name on the top beside of Openstac..