What is the Cisco A9K-8X100GE-TR?
The Cisco A9K-8X100GE-TR is a circuit card / line card, listed by the manufacturer as "Cisco ASR 9000 Series 4-port Line Card and 8-port 100 Gigabit Ethernet Line Card.". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
