The Nortel Ethernet Routing Switch 5000 Series are next-generation stackable 10/100/1000 Mbps Ethernet Layer 3 routing switches designed to provide affordable high-density GB desktop connectivity to mid-size and large enterprise customers' wiring closets.

• Ethernet Routing Switch 5510
  Nortel Ethernet Routing Switch 5510 models are 1 rack unit high next-generation stackable 10/100/1000 Mbps Ethernet Layer 3 routing switches designed to provide high-density Gigabit desktop connectivity to mid-size and large enterprise customers' wiring closets.
• Ethernet Routing Switch 5520
  Nortel Ethernet Routing Switch 5520 models are 1 rack unit high stackable 10/100/1000 Mbps Ethernet Layer 3 routing switches designed to provide high-density Gigabit desktop connectivity & Power over Ethernet (PoE) capability to mid-size and large enterprise customers' wiring closets.
• Ethernet Routing Switch 5530-24TFD
  Nortel's Ethernet Routing Switch 5530-24TFD is a next-generation stackable 10/100/1000/10000 Mbps Ethernet Layer 3 routing switch designed to provide high-density Gigabit desktop connectivity and Gigabit and 10 Gigabit fiber connectivity for aggregation for mid-size and large enterprise customers’ wiring closets.