R211x-HP Flexfabric 11900 Fundamentals Configuration Guide

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Feature rollback example
Rollback requirement
As shown in Figure 41, the device has two MPUs: one in slot 4 (active MPU) and the other in slot 5
(standby MPU). R2111 and R2110 are compatible.
Roll back the feature1 feature from R2111 to R2110 after upgrading it from R2110 to R2111.
Figure 41 Network diagram
Rollback procedure
# Download the upgrade image from the TFTP server.
<Sysname> tftp 2.2.2.2 get feature1-r2111.bin
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 256k 100 256k 0 0 764k 0 --:--:-- --:--:-- --:--:-- 810k
# Display active software images.
<Sysname> display install active
Active packages on slot 4:
flash:/boot-r2110.bin
flash:/system-r2110.bin
flash:/feature1-r2110.bin
Active packages on slot 5:
flash:/boot-r2110.bin
flash:/system-r2110.bin
flash:/feature1-r2110.bin
# Identify the ISSU method and possible impacts of the upgrade on the device.
<Sysname> display version comp-matrix file feature flash:/feature1-r2111.bin
Feature image: flash:/feature1-r2111.bin
Version:
V700R001B45D002
Version Compatibility List:
V700R001B45D001
V700R001B45D002
Version Dependency System List:
V700R001B45D001
V700R001B45D002
Slot Upgrade Way
4 Service Upgrade
5 Service Upgrade
Influenced service according to following table on slot 4: