What is the Cisco GRP-B/R?
The Cisco GRP-B/R is a processor module, listed by the manufacturer as "GRP-B-ROUTE-PROCESSOR". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Cisco GRP-B/R: a processor module (GRP-B-ROUTE-PROCESSOR). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network equipment lifecycles and reduce e-waste.
Common Questions
The Cisco GRP-B/R is a processor module, listed by the manufacturer as "GRP-B-ROUTE-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 GRP-B/R, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue