Physical Dimensions: (H) 1.75 in. x (W) 17.25 in. x (D) 15.25 in. [4.45 cm x 43.82 cm x 38.74 cm

Weight: 5.8 kg (12.78 lb) for -24T, 6.0 kg (13.2 lb) for -48T

Performance Specifications:

• Switch fabric bandwidth: ERS 5510-24T 80 Gbps; ERS 5510-48T 160 Gbps 
• Stacking bandwidth: 80 Gbps for the switch; up to 640 Gbps for the full stack
• Frame forwarding rate: ERS 5510-24T 35.7 Mpps; ERS 5510-48T 71.4 Mpps (million packets per second)

Port Forwarding/Filtering Performance:

• For 10 Mbps: 14,880 pps maximum (64-byte packets)
• For 100 Mbps: 148,810 pps maximum
• For 1000 Mbps: 1, 488,100 pps maximum
  
• Address Database Size: 48,000 entries at line rate
• Addressing: 48-bit MAC address
• Frame Length:
  • 64 to 1518 bytes (IEEE 802.1q Untagged)
  • 64 to 1522 bytes (IEEE 802.1q Tagged)
• Jumbo frame support: Up to 9216 bytes
• MultiLink Trunks: Up to six trunks, four members per trunk
• VLANs: Up to 256 port- or protocol-based; per VLAN Tagging option

Multiple Spanning Tree Groups: Up to eight (STGs)

Network protocol and standards

• IEEE 802.1d MAC Bridges (ISO/IEC 10038)
• IEEE 802.1D Spanning Tree Protocol
• IEEE 802.1p Prioritizing
• IEEE 802.1Q VLAN Tagging
• IEEE 802.1s
• IEEE 802.1w
• IEEE 802.3 10Base-T (ISO/IEC 8802 3, Clause 14)
• IEEE 802.3ad LACP
• IEEE 802.3ad manual/static
• IEEE 802.3ae 10 Gigabit XFP (5530 only)
• IEEE 802.3af Power over Ethernet (5520 only)
• IEEE 802.3u 100Base-TX (ISO/IEC 8802-3, Clause 25)
• IEEE 802.3u Autonegotiation on Twisted Pair (ISO/IEC 8802-3, Clause 28)
• IEEE 802.3x 10/100 Flow Control
• IEEE 802.3z 1000Base-SX and 1000Base-LX
• IETF DiffServ
• IEEE 802.1AB LLDP
• 802.1X

RFC support

• RFC 768 UDP
• RFC 783 TFTP
• RFC 791 IP
• RFC 792 ICMP
• RFC 793 TCP
• RFC 826 ARP
• RFC 854 Telnet
• RFC 894 IP over Ethernet
• RFC 951 BootP
• RFC 1213 MIB-II
• RFC 1058 / RFC 1723 RIP v1/v2
• RFC 1112 IGMPv1
• RFC 1157 SNMP
• RFC 1271 RMON
• RFC 1493 Bridge MIB
• RFC 1573 IF-MIB
• RFC 1757 RMON
• RFC 1945 HTTP v1.0
• RFC 2030 SNTP (Simple NTP)
• RFC 2131 DHCP Client
• RFC 2138 RADIUS
• RFC 2236 IGMPv2
• RFC 2570 SNMPv3
• RFC 2571 SNMP Frameworks
• RFC 2572 SNMP Message Processing
• RFC 2573 SNMPv3 Applications
• RFC 2574 SNMPv3 USM
• RFC 2575 SNMPv3 VACM
• RFC 2576 SNMPv3
• RFC 2665 Ethernet MIB
• RFC 2674 Q MIB
• RFC 2737 Entity MIBv2
• RFC 2819 RMON MIB
• RFC 2863 Interfaces Group MIB

Physical specifications

• Weight ERS 5510: 24T: 5.8 kg (12.78 lb); 48T: 6.0 kg (13.2 lb)
• Height: 4.45 cm 1RU (1.75 in)
• Width: 43.82 cm (17.25 in)
• Depth: 38.74 cm (15.25 in)

Safety agency approvals

• UL EN60950 (UL Listed or CSA 22.2 No. 60950 (CUL))
• IEC 60950/EN 60950, CB report and certificate with all national deviations
• C22.2 No. 950 (CUL) with all national deviations
• UL-94-V1 flammability requirements for PC board
• NOM-019 (NOM)

Environmental specifications

• Peak noise level: 56 dB
• Operating temperature: 0° to 45°C (32° to 113°F)
• Storage temperature: –40° to +85°C (-40° to 185°F)
• Maximum thermal output (BTU/hr): 460
• Operating humidity: 85% maximum relative humidity, non-condensing
• Storage humidity: 95% maximum relative humidity, non-condensing
• Input power consumption: 135W
• Operating altitude: Up to 3,024 m (10,000 ft.) above sea level
• Storage altitude: 3,024m (10,000 ft.) above sea level

Electromagnetic emissions summary
Meets the following standards

• US: CFR47, Part 15 Subpart B, Class A
• Canada: ICES-003, Issue 2, Class A
• Australia/New Zealand: AS/NZS 3548:1995, A1:1997/A2:1997 Class A
• Japan: VCCI-V-3/02.04 Class A
• Taiwan: CNS 13438, Class A
• EN 55022:1998/A1:2000
• EN 61000-3-2:2000
• EN 61000-3-3:1995/A1:2001
• Electromagnetic immunity: Meets the EN 55024:1998/A1:2001 standard