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Hi all, I am currently running Catalyst 9600R - IOS-XE 17.3.1 with Quad-SUP. This OS is currently not support ISSU feature, so is there anyway that I can upgrade software OS without downtime? Thanks in advanced.
I am currently using custom script (working with IOS 16.6.3 but it doesn't work with higher firmware so I have to try Cisco ITS Script). I have try the its-CISCO.2.0.3.0.tcl (original, no edit) but when I call in it always reply "Call will be disconn...
