Virtual Router and Routing Information Database

vrouter-rib-history-show

This command displays past changes to the RIB routing table. It was added to assist with troubleshooting and add time-machine-like capability for packet paths.

Syntax   vrouter-rib-history-show

time date/time: yyyy-mm-ddThh:mm:ss

Specifies the time for the statistics.

start-time start-time

Specifies the start time for the statistics display using the

notation yyyy-mm-ddThh:mm:ss.

end-time end-time

Specifies the end time for the statistics display using the

notation yyyy-mm-ddThh:mm:ss.

duration duration: #d#h#m#s

Specify the duration for the traffic statistics.

interval duration: #d#h#m#s

Specifies the time interval for the statistics display.

since-start|
no-since-start

Specifies if the statistics are collected from the start of the VLAN.

older-than duration: #d#h#m#s

Specifies if the statistics are older than the stated duration.

within-last duration: #d#h#m#s

Specifies the statistics collected within the last duration.

caller init|control|logger|gre-tunnel|flush|user|static-route-init|   fabric-tunnel|router-if|
vnet-service|l3-check

Specifies the feature that made the change for this entry.

last-caller init|control|logger|gre-tunnel|flush|user|   static-route-init|fabric-tunnel|router-if|vnet-service|l3-check

Specifies the most recent caller for this entry.

reason save|restart|add|modify|remove|
remove-all|inject|evict| router-delete

Specifies the reason for the history entry.

last-reason save|restart|add|modify|remove|
remove-all|inject|evict|    router-delete

Specifies the most recent reason for the entry.

changes vrid|ip|prelen|number-of-nexthops|nexthops-in-hw|ecmp-group| nexthop|egress-id|flags|vlan|intf_ip|intf_id|number-of-tunnels

Specifies the change in the entry.

count count-number

Specifies the count for RIB history.

vrid id

Specifies the virtual router ID.

ip ip-address

Specifies the IP address.

prelen number 

Specifies the prefix length as a value from 0 to 128.

number-of-nexthops number-of-nexthops-number 

Specifies the number of next hops in the route.

nexthops-in-hw nexthops-in-hw-number 

Specifies the number next hops in hardware.

ecmp-group ecmp-group-number 

Specifies the ECMP group number.

nexthop ip-address

Specifies the next hop IP address.

egress-id egress-id-number 

Specifies the egress ID.

flags ECMP|in-hw|in-cache|
in-ecmp-cache|local-subnet

Specifies the flags for the routes.

  • ECMP

  • in-hw - stored in hardware

  • cache - stored in the RIB.

  • local-subnet - stored in the local subnet

vlan vlan-id

Specifies the VLAN ID.

intf_ip ip-address

Specifies the interface IP address.

intf_id vrouter-hw-if hw-id

Specifies the router interface.

number-of-tunnels number-of-tunnels-number 

Specifies the number of tunnels dependent on the route.

Formatting Options

format fields-to-display

Display output using a specific parameter. Use all to display all possible output.

parsable-delim character

Display output formatted for machine parsing using a specified delimiter.

sort-asc

Display output in ascending order.

sort-desc

Display output in descending order.

show dups

Display duplicate entries in the output.

layout vertical|horizontal

Format the output in a vertical or horizontal layout.

show-interval seconds-interval

Repeat the show command at a specified interval.

show-headers|
no-show-headers

Display column headers or not.

limit-output number

Limit the display output to a specific number of entries.

count-output

Display the number of entries in the output. This is useful with vRouter show commands.

unscaled

Display full values in the output instead of scaled approximate values.

raw-int-values

Display integer values instead of mapped values

sum-by

Aggregate output by specific parameters. If sum-by fields are specified, records that have the same value in sum-by fields are combined and displayed as one aggregate record. NOTE: This option is only available for show commands that collect statistics such as connection-stats-show.

Defaults   None

Access   Network-admin

History   Command introduced in Version 2.4.1.

Usage   Use this command to display the RIB history.

Examples  To display RIB history, use the following syntax:

CLI network-admin@switch > vrouter-rib-history-show

time:                   15:29:41

caller:                 router-if

reason:                 add

ip:                     10.16.111.0 24

prelen:                 24

nexthop:                10.16.111.1

flags:                  in-hw,local-subnet

vlan:                   111

intf_ip:                10.16.111.1

intf_id:                

time:                   15:29:43

caller:                 router-if

reason:                 add

ip:                     10.16.100.0

prelen:                 24

nexthop:                10.16.100.1

flags:                  in-hw,local-subnet

vlan:                   100

intf_ip:                10.16.100.1

intf_id:                1