Users Guide

debug isis
Enable debugging for all IS-IS operations.
Syntax
debug isis
To disable debugging of IS-IS, use the no debug isis command.
Command Modes EXEC Privilege
Command History
This guide is platform-specic. 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 Description
9.7(0.0) Introduced on the S6000-ON.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
8.3.11.1 Introduced on the Z9000.
Usage Information
Entering debug isis enables all debugging parameters.
To display all debugging information in one output, use this command. To turn o debugging, you normally
enter separate no forms of each command. To disable all debug messages for IS-IS at once, enter the no
debug isis
command.
debug isis adj-packets
Enable debugging on adjacency-related activity such as hello packets that are sent and received on IS-IS adjacencies.
S4820T
Syntax
debug isis [vrf vrf-name] adj-packets [interface]
To turn o debugging, use the no debug isis [vrf vrf-name]adj-packets [interface]
command.
Parameters
vrf vrf-name (Optional) Enter the keyword vrf followed by the name of the VRF to enable the
debug information on IS-IS for an adjacency tied to that VRF. This command
displays the IIH related debug details.
interface (OPTIONAL) Identies the interface type slot/port as one of the following:
• For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet then the slot/port information.
• For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the
slot/port information.
Intermediate System to Intermediate System (IS-IS)
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