
Appendix B—
Maintenance Checklist
System Software HUB ENG Node FLR Node PUR Node
Unzip new software in the storage directory.
Keep zip file - as insurance for a period of
time.
Ensure proper system software file naming
convention.
Create lbin_001 directory and copy and
label bin files w/0000000001.
CPU Complex HUB ENG Node FLR Node PUR Node
Ensure proper hardware rev. levels.
Ensure latest bootloader on memory card
w/0000000001.
Clearly label all boards … include
software-firmware revisions and dates.
Keep the sets of CPU complexes in
accessible areas.
Keep balanced rotation sets.
Network Cards HUB ENG Node FLR Node PUR Node
Ensure proper hardware rev. levels.
Ensure latest (T1/E1) firmware.
Ensure latest (T1/E1-PRI) firmware.
Ensure latest (E1) firmware.
Ensure latest (E1-PRI) firmware.
Ensure latest (E1-PRI) flash.
Clearly label all boards—include
software-firmware revisions and dates.
Keep balanced rotation sets.
Check dip switch (hub/node) settings prior
to any new installation.
Maintenance Checklist – 49
Installing and Using System-to-System Networking IMI89–280
B
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