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| Part Number | Description | |
| CON-SESW-IVRU340 | CSSP ESS SW IPIVR 3.0;3.1 to 4.0 ESW+UCSS MajorUpgra | |
| CON-SESW-IVRU341 | CSSP ESS SW IPIVR 3.0;3.1 to 4.1 ESW+UCSS MajorUpgra | |
| CON-SESW-IVRU345 | CSSP ESS SW IPIVR 3.0;3.1 to 4.5 ESW+UCSS MajorUpgra | |
| CON-SESW-IVRU350 | CSSP ESS SW IPIVR 3.0;3.1 to 5.0 ESW+UCSS MajorUpgra | |
| CON-SESW-IVRU3540 | CSSP ESS SW IPIVR 3.5 to 4.0 ESW+UCSS Major Upgrade | |
| CON-SESW-IVRU3541 | CSSP ESS SW IPIVR 3.5 to 4.1 ESW+UCSS Major Upgrade | |
| CON-SESW-IVRU3545 | CSSP ESS SW IPIVR 3.5 to 4.5 ESW+UCSS Major Upgrade | |
| CON-SESW-IVRU3550 | CSSP ESS SW IPIVR 3.5 to 5.0 ESW+UCSS Major Upgrade | |
| CON-SESW-IVR3X4X | CSSP ESS SW IPIVR 3.X To 4.X Upg | |
| CON-SESW-IVR3X4SM | CSSP ESS SW IPIVR 3.X-4.X UPGRAD | |
| CON-SESW-IVR4XS25 | CSSP Ess SW IPIVR 4.0 7825 or 7 | |
| CON-SESW-IVR4XS45 | CSSP Ess SW IPIVR 4.0 7845 Serv | |
| CON-SESW-IVR4SQ15 | CSSP Ess SW IPIVR 4.0 7815 HA A | |
| CON-SESW-IVR4SS15 | CSSP Ess SW IPIVR 4.0 7815 HA A | |
| CON-SESW-IVR4XS15 | CSSP Ess SW IPIVR 4.0 7815 Serv | |
| CON-SESW-IVR4SS25 | CSSP Ess SW IPIVR 4.0 7825/7835 | |
| CON-SESW-IVR4SQ25 | CSSP Ess SW IPIVR 4.0 7825/7835 | |
| CON-SESW-IVR4SQ45 | CSSP Ess SW IPIVR 4.0 7845 HA Ac | |
| CON-SESW-IVR4SS45 | CSSP Ess SW IPIVR 4.0 7845 HiA A | |
| CON-SESW-IVR4XNEW | CSSP ESS SW IPIVR 4.0 Configura |