PRIORITY: TEST_TYPE: APPROVED_QE: INPUT: Use Incremental release for upgrade. FILES: TESTCASE_HEADLINE: To validate that the device shall perform Wipe software installation (Using Port 9100) from D4.0 release to D3.6. Launch release. TESTCASE_VERSION: AUTOMATABLE_NOTAUTOMATABLE: FEATURE: APPROVE_SE: SPEC_VERSION: 1.0115. MFF: TESTCASE_PLATFORM: SPEC: 22.080.1278 HISTORY: DATA_LOGIC: CDATE: 1578306092 TESTCASE_APPROVALS: TESTCASE_STATE: OUTPUT: The device should accepts the DLM file and downgrades all applicable modules successfully. Also verify the printed software upgrade and configuration report. FILEDESC: PROCESS: RESOURCE_HW: TC_WEIGHTAGE: APPROVED_SPAR: MDATE: 1578306092 SKILL_SET: TESTCASE_SOURCE: TEST_CASE_TYPE: APPROVE_QE: APPROVED_SE: PLANNEDTIMESTAFF: ATM_OWNER: AUTHOR: w63LLLNF IMPLEMENTED: LOE: ASSOCIATED_TESTCASES: ATM_REQLINK: 79D208F4-6D90-11E9-BA9B-E393A081695E TRAINING: GROUP: MUSER: w63LLLNF SUB_FEATURE: SPEC_TAG: Device running incremental release shall be able to downgrade to an lower version of the incremental release using customer upgrade methods (WEBUI, USB, Automatic network upgrade, upgrade via Remote Services) and CSE Upgrade methods ( Forced/Non- Forced Altboot , PWS) . [22.080.1278.1] (FT-20762) [D4.0-*] Software installations, both upgrades and downgrades shall be wipe type installations. PROCEDURE: 1. Initiate software upgrade via Port 9100. 2.Observe that device accepts the DLM file and performs the SW upgrade with applicable module and also note down the timeline while upgrading the device ● Time from submit to going to reboot ● Time till SW Upgrade Please Wait.. ● Time for all modules complete ● Time of each reboot afterwards ● Time of upgrade report printed 3.For confirming the WIPE installation 2. We can see below trace via backchannel while upgrading the device/Save the backchannel log and see the below trace once upgrade completed 3. 212960|WARN|SWUP|SWUPFaultLogger|2017-05-03 13:19:11 UTC Upgrade Type: PSRWipe 4. Confirm that the device came to ready state without any issue after completion of successful upgrade. RESOURCE_CONSUMEABLES: ATM_LOCKED: 0 APPROVE_SPAR: TESTCASE_PRODUCT: QA_TEAM: FILENAME: ATM_ID: 4F3225BA-306E-11EA-BF1A-AE85B48AF888 ATM_MCOMMENTS: Copied from "PUQE-CFT_Atlantis_2.0-D5.1/FS_22.080_Software_upgrade/Common_Testcases/39696 To validate that the device shall perform Wipe software installation (Using Port 9100) from D4.0 release to D3.6. Launch release.". RESOURCE_MEDIA: ATM_REQCOUNT: 1