CommandHistoryThis guide is platform-specific. For command information about other platforms,refer to the relevant Dell Networking OS Command Line Reference Guide.The following is a list of the Dell Networking OS version history for this command.Version 9.0.2.0 Introduced on the S6000.Version8.3.19.0Introduced on the S4820T.Version8.3.12.0Introduced on the S4810.Version 8.3.11.1 Introduced on the Z9000.Version 7.5.1.0 Introduced on the E-Series.UsageInformationConfigure a network entity title (the net command) to specify the area address andthe router system ID.To establish adjacencies and establish dynamic routing, enable routing on one ormore interfaces.You can configure only one IS-IS routing process to perform Level 2 routing. Alevel-1-2 designation performs Level 1 and Level 2 routing at the same time.RelatedCommands • net — configures an IS-IS network entity title (NET) for the routing process.• is-type — assigns a type for a given area.isis circuit-typeConfigure the adjacency type on interfaces.S4810Syntax isis circuit-type {level-1 | level-1-2 | level-2-only}To return to the default values, use the no isis circuit-type command.Parameters level-1 You can form a Level 1 adjacency if there is at least onecommon area address between this system and neighbors.You cannot form Level 2 adjacencies on this interface.level-1-2 You can form a Level 1 and Level 2 adjacencies when theneighbor is also configured as Level-1-2 and there is at leastone common area, if not, a Level 2 adjacency is established.This setting is the default.980 Intermediate System to Intermediate System (IS-IS)