Prev Next Prev Next C CiscoInstall.webp Media owner CelticWhisper Date added Sep 23, 2014 Originally posted in: Post in thread 'IRQL_NOT_LESS_OR_EQUAL on ntoskrnl.exe.' Error 28000 instructs uninstalling old Cisco VPN Client 5.0.07.0440 before install. Click to expand... There are no comments to display. Media information Category Windows Forum Added by CelticWhisper Date added Sep 23, 2014 View count 77 Comment count 0 Rating 0.00 star(s) 0 ratings Share this media Facebook X Bluesky LinkedIn Reddit Pinterest Tumblr WhatsApp Email Share Link Copy image link Copy image BB code Copy URL BB code with thumbnail Copy GALLERY BB code