...
| Блок кода |
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mpls
forwarding
interface loopback 1
interface tengigabitethernet 0/0/2
interface tengigabitethernet 0/0/3
exit
router-id 1.1.1.1
rsvp
interface tengigabitethernet 0/0/2
bfd fast-detect
exit
interface tengigabitethernet 0/0/3
bfd fast-detect
exit
l3vpn
tunnel R1-to-R2
destination 2.2.2.2
end-to-end
# В данном разделе настраивается работа end-to-end protection.
backup-lsp-diversity maximal <=== Дает возможность строить основной и резервный LSP через один и тот же узел, линк.
protection-type 1-to-1 <=== Создает резервный LSP путь.
exit
forwarding-adjacency <=== Команда включает функционал форвардинга MPLS пакетов через TE туннель.
record-route
routing-adjacency <=== Дает возможность передавать через ТЕ туннель трафик с помощью протоколов маршрутизации.
source 1.1.1.1
tunnel-lsp backup
# В данном разделе задаются дополнительные параметры для резервного LSP.
end-to-end
backup
wait-for-main <=== Не строит резервный LSP пока не доступен основной LSP.
exit
exit
retry-timer 150 <=== Данный интервал задает время между падением LSP и первой попыткой построить новый LSP.
exit
tunnel-lsp main
retry-timer 150
exit
exit
exit
exit
|
...
| Блок кода |
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mpls
forwarding
interface loopback 1
interface tengigabitethernet 0/0/2
interface tengigabitethernet 0/0/11
exit
router-id 2.2.2.2
rsvp
interface tengigabitethernet 0/0/2
bfd fast-detect
exit
interface tengigabitethernet 0/0/11
bfd fast-detect
exit
l3vpn
tunnel R2-to-R1
destination 1.1.1.1
end-to-end
protection-type 1-to-1
exit
forwarding-adjacency
record-route
routing-adjacency
source 2.2.2.2
tunnel-lsp back
end-to-end
backup
wait-for-main
exit
exit
retry-timer 150
exit
tunnel-lsp main
retry-timer 150
exit
exit
exit
exit |
...
| Блок кода |
|---|
0/ME5100:R1# show mpls rsvp lsps detailed
Wed Jan 25 06:47:19 2023
Tunnel: none, id: 2
LSP name: none, signaled-name: R2-to-R1@main, id: 3, Source: 2.2.2.2, Destination: 1.1.1.1
State: up, Protection role: working
Direction: egress, Node protect: disabled, Bandwidth protection requirement: disabled
Carrying the normal traffic after protection switching: no
Protected by a fast reroute: none
Downstream repaired: yes
Path recording is desired
SE Style is desired
LSP rerouting is end-to-end-rerouting
OAM MEP entities are not desired
OAM MIP entities are not desired
Upstream information:
Signaling interface: Tengigabitethernet0/0/2
Neighbor: 10.0.0.2
Label: 3, type: mpls-label
Incoming ERO Outgoing ERO
---------------------------- ----------------------------
hop0 10.0.0.1/32
Incoming RRO Outgoing RRO
----------------- -----------------
hop0 10.0.0.1
hop1 Label 3
Tunnel: main, id: 2
LSP name: main, signaled-name: R1-to-R2@main, id: 3, Source: 1.1.1.1, Destination: 2.2.2.2
State: up, Status: standby, Protection role: working
Direction: ingress, Node protect: disabled, Bandwidth protection requirement: disabled
Carrying the normal traffic after protection switching: no
Protected by a fast reroute: none
Downstream repaired: yes
Path recording is desired
SE Style is desired
LSP rerouting is end-to-end-rerouting
OAM MEP entities are not desired
OAM MIP entities are not desired
Downstream information:
Next hop: 10.0.0.2
Signaling interface: Tengigabitethernet0/0/2
Neighbor: 10.0.0.2
Label: 19, type: mpls-label
Incoming ERO Outgoing ERO
---------------------------- ----------------------------
hop0 10.0.0.1/32 10.0.0.2/32
hop1 10.0.0.2/32 10.0.3.1/32
hop2 10.0.3.1/32 10.0.3.2/32
hop3 10.0.3.2/32
Incoming RRO Outgoing RRO
----------------- -----------------
hop0 10.0.0.2 10.0.0.2
hop1 Label 19 Label 19
hop2 10.0.3.2 10.0.3.2
hop3 Label 3 Label 3
Tunnel: main, id: 2
LSP name: backup, signaled-name: R1-to-R2@backup, id: 5, Source: 1.1.1.1, Destination: 2.2.2.2
State: up, Status: active, Protection role: protecting
Direction: ingress, Node protect: disabled, Bandwidth protection requirement: disabled
Carrying the normal traffic after protection switching: no
Protected by a fast reroute: none (protecting)
Downstream repaired: yes
Path recording is desired
SE Style is desired
LSP rerouting is end-to-end-rerouting
OAM MEP entities are not desired
OAM MIP entities are not desired
Downstream information:
Next hop: 172.1.1.1
Signaling interface: Tengigabitethernet0/0/3
Neighbor: 172.1.1.1
Label: 19, type: mpls-label
Incoming ERO Outgoing ERO
---------------------------- ----------------------------
hop0 172.1.1.2/32 172.1.1.1/32
hop1 172.1.1.1/32 172.1.2.1/32
hop2 172.1.2.1/32 172.1.2.2/32
hop3 172.1.2.2/32
Incoming RRO Outgoing RRO
----------------- -----------------
hop0 172.1.1.1 172.1.1.1
hop1 Label 19 Label 19
hop2 172.1.2.2 172.1.2.2
hop3 Label 3 Label 3
Tunnel: none, id: 2
LSP name: none, signaled-name: R2-to-R1@backup, id: 5, Source: 2.2.2.2, Destination: 1.1.1.1
State: up, Protection role: protecting
Direction: egress, Node protect: disabled, Bandwidth protection requirement: disabled
Carrying the normal traffic after protection switching: no
Protected by a fast reroute: none (protecting)
Downstream repaired: yes
Path recording is desired
SE Style is desired
LSP rerouting is end-to-end-rerouting
OAM MEP entities are not desired
OAM MIP entities are not desired
Upstream information:
Signaling interface: Tengigabitethernet0/0/3
Neighbor: 172.1.1.1
Label: 3, type: mpls-label
Incoming ERO Outgoing ERO
---------------------------- ----------------------------
hop0 172.1.1.2/32
Incoming RRO Outgoing RRO
----------------- -----------------
hop0 172.1.1.2
hop1 Label 3 |
...