How to Change Faulty Duw (002)

============================================ HOW TO CHANGE FAULTY DUW ============================================ FIRST STEP :

Back _up or copy the C2 and D drive from the existing DUW using TOTAL COMMANDER to your laptop.

SECOND STEP: Back _up or copy the licensekeys.xml in drive C under License folder from the existing DUW using TOTAL COMMANDER to your laptop

3RD STEP:

Turn off the existing or old DUW and install new DUW

4RTH STEP:

Before power on the new DUW connect first the fiber cable for RRU in Port A,B and C to avoid the mismatch of Finger print of new DUW

5TH STEP:

Format the new DUW (using hyper terminal or putty) Please see below procedure how to format DUW. “Once you are connected type the commands below” reload -- (wait until node will reload and press enter) vols

(to check the drive of duw)

formathd /c2 ( confirm each time) formathd /d (confirm each time) reload ifconfig

(to check the default ip of duw if configure if not configure need to be configure see below commands)

ifconfig le0 169.254.1.1 netmask 255.255.0.0 Connect your Lan cable to LMT and follow procedure below 6TH STEP: 7TH STEP:

Transfer the back up C2 and D Using TOTAL COMMANDER from your laptop to new DUW (It take time to transfer the files please wait until successfully transfer)

Save cv by typing this command cvms after_duwChange Re-start the DUW using this commands facc 0 manualrestart 2 0 - after restarting the DUW check the port of A,B,C DUW if it sync with RRU

“Changing DUW done Good luck)”

====================================================== COMMANDS TO CHECK THE NEW DUW IF WORKING PROPERLY =======================================================

st nbap

To check the node if its already connected to RNC

st sync

To check the synchronization both primary and secondary should be enable

get synch

To check nodeSystemClock if it is in LOCKED_MODE

get radio no

To check the traffic

st sec

To check the sector if enable

st carr

To check the carrier if enable

alt

To check the node alarm

license server To check the permanent license if it was installed