Installation & Operation Manual 16 Document # LTRT-92224
Mediant 8000
45.4 Adding Media Gateway Boards to a Mediant 8000 System .......................... 797
45.4.1 Constraints for Adding Boards to the Mediant 8000 System ................. 798
45.4.1.1 TP-6310 Boards .................................................................................798
45.4.1.2 TP-8410 Boards .................................................................................798
45.4.2 Troubleshooting the Newly installed Media Gateway Board ................. 799
45.5 SA/RTM Replacement Procedure ................................................................... 800
45.6 Ethernet Switch Board Replacement Procedure .......................................... 801
45.6.1 Replacing the Ethernet Switch Board ................................................... 801
45.6.2 Replacing the Ethernet Switch RTM Module ........................................ 802
45.6.3 Troubleshooting the ES/6600 Board Installation ................................... 803
45.7 Power Supply Modules Replacement ............................................................ 804
45.7.1 Replacing the Power Entry Module ...................................................... 806
45.8 Replacing the Fan Tray Modules ................................................................... 807
45.9 Replacing Air Filters ....................................................................................... 808
46 Online Software Upgrade ............................................................................... 811
46.1 Overview .......................................................................................................... 811
46.1.1 Hitless Upgrade Mode .......................................................................... 812
46.1.2 Graceful Shutdown Mode ..................................................................... 812
46.2 Pre-Upgrade Configuration Backup ............................................................... 813
46.3 Preparing for the Online Software Upgrade .................................................. 813
46.3.1 Preparing the Media Gateway .............................................................. 813
46.3.2 Preparing the IP Network ..................................................................... 814
46.3.3 Verifying that the Online Software Upgrade is Supported ..................... 814
46.3.4 Planning the Maintenance Time Period ................................................ 814
46.3.5 Pre-installing OS Patches ..................................................................... 817
46.3.6 EMS Verifications ................................................................................. 817
46.3.6.1 Configuring the EMS and ROOT Passwords of the Mediant 8000 in
the EMS .............................................................................................818
46.3.6.2 Adding the Media Gateway Software to the EMS Server ..................819
46.4 Performing the Online Software Upgrade ..................................................... 820
46.4.1 Starting the Online Software Upgrade Wizard ...................................... 820
46.4.
2 Welcome Questionnaire ....................................................................... 821
46.4.3 Transferring the SC Software Package to the SC Boards ..................... 823
46.4.4 Upgrading the 2
nd
SC Board ................................................................. 824
46.4.5 Upgrading the Media Gateway Boards ................................................. 826
46.4.6 Upgrading the ES Boards ..................................................................... 826
46.4.7 Upgrading the 1
st
SC Board .................................................................. 826
46.4.8 Finish ................................................................................................... 826
46.5 After Completing the Online Software Upgrade ............................................ 827
46.6 Rollback ........................................................................................................... 828
46.7 Software Upgrade/Rollback Troubleshooting ............................................... 828
46.7.1 Performing a Manual Rollback to the Previous Software Configuration 829
46.7.2 Recovery from a Network Failure or EMS Server/Client Crash ............. 831
Diagnostics and Troubleshooting ........................................................................833
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