Users Guide
debug isis update-packets
Enable debugging on link state PDUs (LSPs) that a router detects.
Syntax
debug isis [vrf vrf-name] update-packets [interface]
To turn off debugging, use the no debug isis update-packets [interface] command.
Parameters
vrf 
vrf-name
(OPTIONAL) Enter the keyword vrf followed by the name of the VRF to enable the
debugging information on IS-IS. This information contains updates from neighbors
tied to the VRF that you specify. This command displays the debugging details of
the received LSPs from the neighbors.
interface
(OPTIONAL) Identifies the interface type and the interface information:
● For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet then the stack/slot/port/subport information.
● For a 25-Gigabit Ethernet interface, enter the keyword twentyFiveGigE
then the stack/slot/port/subport information.
● For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the
stack/slot/port[/subport] information.
● For a 50-Gigabit Ethernet interface, enter the keyword fiftyGigE then the
stack/slot/port/subport information.
● For a 100-Gigabit Ethernet interface, enter the keyword hundredGigE then
the stack/slot/port information.
● For a port channel interface, enter the keywords port-channel then a
number.
● For a VLAN interface, enter the keyword vlan then a number from 1 to 4094.
Command Modes EXEC Privilege
Command
History
This guide is platform-specific. For command information about other platforms, see the relevant Dell
Networking OS Command Line Reference Guide.
Version Description
9.10(0.0) Introduced on the S6100–ON.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Added support for VRF. Introduced on the S6000-ON.
9.5(0.1) Introduced on the Z9500.
9.2(0.2) Introduced on the Z9000.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
6.3.1.0 Introduced.
default-information originate
Generates a default route into an IS-IS routing domain and controls the distribution of default information.
Syntax
default-information originate [always] [metric metric] [route-map map-name]
702 Intermediate System to Intermediate System (IS-IS)










