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1. Check the version of firmware on both the servers. To determine the required firmware version, refer to SBC Release Information.
   For more information, see  Upgrading Firmware for guidance.

2. Check that the 

   Spacevars
   0 product

   platform is running in redundant mode using the following CLI command:

   Code Block
   language none title Example
   > show table system serverStatus MGMT DAUGHTER PLATFORM APPLICATION REDUNDANCY APPLICATION UP LAST RESTART BOARD NAME HW TYPE SERIAL NUM PART NUM VERSION VERSION ROLE UP TIME TIME REASON SYNC STATUS PRESENT ---------------------------------------------------------------------------------------------------------------------------------------------------------------------- WFDSBC01a SBC 5200 2044090074 821-00430 V04.02.00R000 V04.02.00R000 active 6 Days 15:32:47 6 Days 15:31:04 systemRestart syncCompleted true WFDSBC01b SBC 5200 2052090007 821-00430 V04.02.00R000 V04.02.00R000 standby 6 Days 15:32:47 6 Days 15:31:04 systemRestart syncCompleted true

3. Verify the sync status using 'show table system syncStatus' CLI command as shown in the examples below.


   Code Block
   language none title Example
   admin@WFDSBC01a> show table system syncStatus SYNC MODULE STATUS ------------------------------------------- Policy Data syncCompleted Disk Mirroring syncCompleted Configuration Data syncCompleted Call/Registration Data syncCompleted

4. Verify that at least one management port is in "admnEnabledPortUp" state on each server using the following CLI command:
   
   

   Code Block
   language none title Example
   > show table system ethernetPort mgmtPortStatus CE PORT IF RX TX RX TX RX TX NAME NAME INDEX MAC ADDRESS LINK STATE PACKETS PACKETS ERRORS ERRORS DROPPED DROPPED --------------------------------------------------------------------------------------------------------------------------- WFDSBC01a mgt0 1 0:10:6b:2e:e6:9e admnEnabledPortUp 1728556 132270 0 0 0 0 WFDSBC01a mgt1 2 0:10:6b:2e:e6:9f admnEnabledPortUp 6754292 6480 0 0 0 0 WFDSBC01b mgt0 3 0:10:6b:2e:e5:ea admnEnabledPortUp 3457239 0 0 0 0 0 WFDSBC01b mgt1 4 0:10:6b:2e:e5:eb admnEnabledPortUp 1038353 0 0 0 0 0

5. Verify the system call arrival rate (systemCongestionCallArrivalRate) using the 'show status system systemCongestionStatus'. The maximum call rate allowed for LSWU differs between various SBC platforms. For more information, refer to LSWU Performance Metrics page.
   
   

   Code Block
   language none title Example
   admin@WFDSBC01a> show status system systemCongestionStatus systemCongestionStatus entry { systemCongestionMCLevel 0; systemCongestionCPULevel 0; systemCongestionMemLevel 0; systemCongestionCallRateLevel 0; systemCongestionMCDuration 67397; systemCongestionCallArrivalRate 355; systemCongestionCallAcceptRate 100; systemCongestionCallAcceptCount 0; systemCongestionCallEqArrivalRate 355; systemCongestionRegArrivalRate 0; systemCongestionIRTTLevel 0; } [ok][2013-09-04 11:48:48]

6. Set the log filter levels (in configuration mode) to major using the following CLI command.

   Code Block
   language none title Example
   % set oam eventLog typeAdmin debug filterLevel major % set oam eventLog typeAdmin system filterLevel major % commit

7. Delete the LI configuration before performing the LSWU.

   Warning
   Prior to performing a Live Software Upgrade (LSWU

   Before upgrading the SBC application in SBC Software Edition (SBC SWe

   ), verify

   the values of Misc.TimerMaxHardPeriod and Misc.TimerMinHardPeriod parameters of ESXi is set as per recommendations in ESXi Advanced Settings table

   if the LI configuration is deleted. The steps to accomplish this are included in WBA Alert-14-00020670.  To view WBA, login to Salesforce Customer Portal, select the Solutions tab and search for 00020670.

8. Verify if the system and the databases are in sync with each other.

   Warning
   Prior to performing a Live Software Upgrade (LSWU), verify if the system and the databases are in sync. The steps to accomplish this are included in WBA

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1. Warning-14-00020748

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1. .

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1. To view WBA, login to Salesforce Customer Portal, select the Solutions tab and search for

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1. 00020748.

2. Before upgrading the SBC application in SBC Software Edition (SBC SWe), verify the values of Misc.TimerMaxHardPeriod and Misc.TimerMinHardPeriod parameters of ESXi is set as per recommendations in ESXi Advanced Settings table.

Transfer the Package to Target Servers

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