What is the Cisco SP?
The Cisco SP is a network switch, listed by the manufacturer as "switch processor". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Looking for the Cisco SP? This network switch, described by the manufacturer as "switch processor", is stocked and resold through Circular Telecom's refurbished and surplus telecom equipment network.
Common Questions
The Cisco SP is a network switch, listed by the manufacturer as "switch processor". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Cisco network equipment, including parts such as the SP, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue