How To Configure Non Co-Routed Inter-Area Flex Lsp Tunnels - Cisco ASR 900 Series Manual
Mpls basic configuration guide, cisco ios xe everest 16.5.1
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Also See for ASR 900 Series:
- Release notes (310 pages) ,
- Configuration manual (172 pages) ,
- Configuration manual (142 pages)
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Flex LSP Overview
How to Configure Non Co-routed Inter-area Flex LSP Tunnels
The working and protect LSPs for PE1 (head-end) is different from PE2 (tail-end).
Note
At PE1 (head-end):
interface Tunnel1001
ip unnumbered Loopback0
mpls ip
tunnel mode mpls traffic-eng
tunnel destination 1.1.1.1
tunnel mpls traffic-eng priority 7 7
tunnel mpls traffic-eng bandwidth 200
tunnel mpls traffic-eng path-option 1 explicit name ThruHunG verbatim
tunnel mpls traffic-eng path-option protect 1 explicit name PROT1 verbatim
tunnel mpls traffic-eng bidirectional association id 1001 source-address 1.1.1.1 global-id
1001
!
interface Tunnel1002
ip unnumbered Loopback0
mpls ip
tunnel mode mpls traffic-eng
tunnel destination 1.1.1.1
tunnel mpls traffic-eng priority 7 7
tunnel mpls traffic-eng bandwidth 200
tunnel mpls traffic-eng path-option 1 explicit name ThruHunG verbatim
tunnel mpls traffic-eng path-option protect 1 explicit name PROT1 verbatim
tunnel mpls traffic-eng bidirectional association id 1002 source-address 1.1.1.1 global-id
1002
ip explicit-path name ThruTenG enable
next-address loose 22.1.1.2
next-address loose 10.1.1.1
next-address loose 1.1.1.1
!
ip explicit-path name ThruHunG enable
next-address loose 23.1.1.2
next-address loose 10.1.1.1
next-address loose 1.1.1.1
ip explicit-path name PROT1 enable
next-address loose 30.1.1.2
next-address loose 40.1.1.1
next-address loose 1.1.1.1
At PE2 (tail-end):
interface Tunnel1001
ip unnumbered Loopback0
mpls ip
tunnel mode mpls traffic-eng
tunnel destination 4.4.4.4
tunnel mpls traffic-eng priority 7 7
tunnel mpls traffic-eng bandwidth 200
tunnel mpls traffic-eng path-option 1 explicit name ThruTenG verbatim
tunnel mpls traffic-eng path-option protect 1 explicit name PROT2 verbatim
tunnel mpls traffic-eng bidirectional association id 1001 source-address 1.1.1.1 global-id
1001
!
interface Tunnel1002
ip unnumbered Loopback0
mpls ip
tunnel mode mpls traffic-eng
tunnel destination 4.4.4.4
tunnel mpls traffic-eng priority 7 7
tunnel mpls traffic-eng bandwidth 200
tunnel mpls traffic-eng path-option 1 explicit name ThruTenG verbatim
How to Configure Non Co-routed Inter-area Flex LSP Tunnels
MPLS Basic Configuration Guide, Cisco IOS XE Everest 16.5.1 (Cisco ASR 900 Series)
147
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Troubleshooting
