The Nortel Ethernet Routing Switch (ERS) 4526T-PWR is a Fast Ethernet stackable, scalable and economical product that provides the resiliency, security and convergence-readiness required by application-driven and constantly changing enterprise networks.¤¤With 24 10/100 plus 2 10/100/100 or SFP ports, the ERS 4526T-PWR delivers flexible Ethernet switching with Power over Ethernet (PoE) support for simplified network deployments - helping to drive lower total cost of ownership.