Feanteek APC Serial Cable 940-0144b USB to RJ12 Console Cable for APC Meter and Switch PDU AP78xx,AP79xx,AP86xx,AP88xx,AP89xx (1.8 Meters) : Amazon.ca: Electronics
Avaya ERS 3500 quick setup guide for IP Office
Management Port vs Console Port in Networking Devices - IP With Ease
Avaya Ethernet Routing Switch 3500 Series
Nortel 4548GT Quick Overview - YouTube
Avaya Switch Configuration help : r/HomeNetworking