Configuring cspf, Configuring ospf te – H3C Technologies H3C S7500E Series Switches User Manual
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Task
Remarks
Optional
Required when CSPF is configured
Choose one depending on the IGP protocol used.
Configuring an MPLS TE explicit path
Optional
Configuring MPLS TE tunnel constraints
Optional
Establishing an MPLS TE tunnel with RSVP-TE
Optional
By default, RSVP-TE is used for establishing an
MPLS TE tunnel.
Configuring CSPF
Follow these steps to configure CSPF:
To do…
Use the command...
Remarks
Enter system view
system-view
—
Enter MPLS view
mpls
—
Enable CSPF on your device
mpls te cspf
Required
Disabled by default
Configuring OSPF TE
Configure OSPF TE if the routing protocol is OSPF and a dynamic signaling protocol is used for MPLS
TE tunnel setup.
The OSPF TE extension uses Opaque Type 10 LSAs to carry TE attributes of links. Before configuring
OSPF TE, you need to enable the opaque capability of OSPF. In addition, for TE LSAs to be
generated, at least one neighbor must be in full state.
Follow these steps to configure OSPF TE:
To do…
Use the command...
Remarks
Enter system view
system-view
––
Enter OSPF view
ospf
[ process-id ]
––
Enable the opaque LSA capability
opaque-capability enable
Required
Disabled by default
Enter OSPF area view
area
area-id
Required
Enable MPLS TE in the OSPF
area
mpls-te enable
Required
Disabled by default