display isis frr summary

Function

The display isis frr summary command displays the FRR protection rates of routes in an IS-IS process.

Format

display isis frr summary [ level-1 | level-2 | level-1-2 ] [ process-id ]

Parameters

Parameter	Description	Value
level-1	Displays the FRR protection rates of Level-1 routes.	-
level-2	Displays the FRR protection rates of Level-2 routes.	-
level-1-2	Displays the FRR protection rates of all levels of routes.	-
process-id	Specifies an IS-IS process ID.	The value is an integer ranging from 1 to 4294967295.

Views

All views

Default Level

1: Monitoring level

Task Name and Operations

Task Name	Operations
isis	read

Usage Guidelines

Usage Scenario

After the IS-IS Auto FRR function is configured, you can run the display isis frr summary command to check the FRR protection rates of routes at different convergence priorities in an IS-IS process.

Example

The actual command output varies according to the device. The command output here is only an example.

# Display the FRR protection rates of routes in an IS-IS process.

<HUAWEI> display isis frr summary
ISIS(1) Level-1 IPv4 Frr summary
                                 --------------------------------
Priority:                        Critical        High            Medium          Low             Total           
All reachable prefix counts:     0               0               3               5               8                       
Protected counts:                0               0               3               1               4                  
Coverage:                        0%              0%              100%            20%             50%               

                                 ISIS(1) Level-2 IPv4 Frr summary
                                 --------------------------------
Priority:                        Critical        High            Medium          Low             Total           
All reachable prefix counts:     0               0               3               5               8                       
Protected counts:                0               0               0               0               0                  
Coverage:                        0%              0%              0%              0%              0%

**Table 1** Description of the **display isis frr summary** command output
Item	Description
Total	Summary IS-IS route statistics of all convergence priorities.
All reachable prefix counts	Number of IS-IS routes at each convergence priority.
Protected counts	Number of protected IS-IS routes at each convergence priority.
Priority	Convergence priority of a route: Critical. High. Medium. Low.
Coverage	FRR protection rate of IS-IS routes at each convergence priority. The value is Protected counts/All reachable prefix counts×100%.