H3C Technologies H3C S12500 Series Switches - Manual (Page 167)

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• The current system software image of the IRF fabric is soft-version1. The latest system software
image is soft-version2.bin and is saved on the TFTP server. The two versions are incompatible.
• The IRF fabric and the TFTP server can reach each other.
Perform a member switches-based ISSU upgrade to upgrade the software version of the IRF fabric to
soft-version2.bin.
Figure 54 Network diagram
Upgrade procedure
1. Prepare the TFTP server:
Obtain the right system software image for software version upgrade through legal channels (such
as H3C official websites, agents, or technical staff), and then save the file to the working path on
the TFTP server to make the file accessible to the TFTP client. (Details not shown.)
2. Upgrade the IRF fabric:
# Download the system software image soft-version2.bin to the root directory of the storage
medium on all MPUs of the IRF fabric.
<IRF> tftp 2.2.2.2 get soft-version2.bin
File will be transferred in binary mode
Downloading file from remote TFTP server, please wait……
TFTP: 10058752 bytes received in 141 second(s)
File downloaded successfully.
<IRF> copy soft-version2.bin chassis1#slot1#flash:/
<IRF> copy soft-version2.bin chassis2#slot0#flash:/
<IRF> copy soft-version2.bin chassis2#slot1#flash:/
<IRF> copy soft-version2.bin chassis3#slot0#flash:/
<IRF> copy soft-version2.bin chassis3#slot1#flash:/
<IRF> copy soft-version2.bin chassis4#slot0#flash:/
<IRF> copy soft-version2.bin chassis4#slot1#flash:/
# Display the compatibility information between soft-version2.bin and the current version.
<IRF> display version comp-matrix file cfa0:/soft-version2.bin
Number of Matrices in Table = 1
Matrix for H3C S12518