Reference Guide

Related
Commands
hostname dynamic – enables dynamic learning of host names from routers in the domain and
allows the routers to advertise the host names in LSPs.
debug isis
Enable debugging for all IS-IS operations.
E-Series, S4810
Syntax
debug isis
To disable debugging of IS-IS, use the no debug isis command.
Command Modes EXEC Privilege
Command History
Version 8.3.12.0 Introduced on the S4810.
Usage
Information
Entering debug isis enables all debugging parameters.
Use this command to display all debugging information in one output. To turn off debugging,
you normally enter separate no forms of each command. Enter the no debug isis
command to disable all debug messages for IS-IS at once.
debug isis adj-packets
Enable debugging on adjacency-related activity such as hello packets that are sent and received on IS-IS adjacencies.
E-Series, S4810
Syntax
debug isis adj-packets [interface]
To turn off debugging, use the no debug isis adj-packets [interface]
command.
Parameters
interface (OPTIONAL) Identifies the interface type slot/port as one of the
following:
• For a Gigabit Ethernet interface, enter the keyword
GigabitEthernet followed by the slot/port information.
• For a Port Channel interface, enter the keywords port-
channel followed by a number. For the C-Series and S-
Series, the range is 1 to 128. For the E-Series, the range is 1 to
255 for TeraScale and 1 to 512 for ExaScale.
• For a SONET interface, enter the keyword sonet followed by
the slot/port information.
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