Command Manual – IPv4 Routing
H3C S7500E Series Ethernet Switches Chapter 4 IS-IS Configuration Commands
4-34
If neither level-1 nor level-2 is specified in this command, the DIS priority applies to both
Level-1 and Level-2.
Description
Use the isis dis-priority command to specify a DIS selection priority on a specified
level for an interface.
Use the undo isis dis-priority command to restore the default priority of 64.
There is no backup DIS in IS-IS and the router with the 0 priority can also participate in
DIS selection.
 Note:
This command is not available in the loopback interface view.
Examples
# Configure the level-2 DIS priority as 127 for VLAN-interface 10.
<Sysname> system-view
[Sysname] interface vlan-interface 10
[Sysname-Vlan-interface10] isis dis-priority 127 level-2
4.1.30 isis enable
Syntax
isis enable [ process-id ]
undo isis enable
View
Interface view
Parameters
process-id: Specifies a IS-IS process ID, ranging from 1 to 65535. The default is 1.
Description
Use the isis enable command to enable an IS-IS routing process on the interface.
Use the undo isis enable command to disable this configuration.
No IS-IS routing process is enabled on an interface by default.
To run IS-IS, you need to use the isis command to enable an IS-IS process, and use
the network-entity command to configure a network entity title (NET) for the router,
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