Nortel BayStack 425-48T Brochure

Also see for 425-24T: Specifications Configuration guide Manual Specification

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Nortel BayStack 425-48T Brochure Manual pdf 8 page image

Physical specificationsBayStack 425-24T Switch:Weight: 3 kg (6.61 lb)Height: 4.37 cm (1.72 in)Width: 43.82 cm (17.25 in)Depth: 22.91 cm (9.02 in)BayStack 425-48T Switch:Weight: 3.1 kg (6.83 lb)Height: 4.37 cm (1.72 in)Width: 43.82 cm (17.25 in)Depth: 22.91 cm (9.02 in)PerformanceSwitch fabric bandwidth—16 GbpsFrame forwarding rate—BayStack 425-24T 6.6 million packets per second (Mpps)BayStack 425-48T 10.1 million packets per second (Mpps)Switched 10 Mbps forwarding rate—14,880 pps maximumSwitched 100 Mbps forwarding rate—148,810 pps maximumSwitched 1000 Mbps forwarding rate—1,488,810 pps maximumMemory—32MB memory architecture shared by all ports4MB Flash Memory16MB SDRAMAddress database size—8,000 entries at line rateAddressing—48-bit MAC addressFrame length—64 to 1518 bytes (IEEE 802.1Q Untagged)68 to 1522 bytes (IEEE 802.1Q Tagged)Interface options10BASE-T/100BASE-TXRJ-45 (8-pin modular) connectors for Auto MDI/MDI-Xinterface with auto-polarityThe BayStack 425 Switches support the following SFP GBICs:1000BASE-SXUses short wavelength 850 nm MTRJ or LC type fiber opticconnectors to connect devices over multimode (275m, 62.5umcore or 550m, 50.0um core) fiber optic cable.1000BASE-LXUses long wavelength 1300nm duplex LC type fiber opticconnector to connect devices over single mode (10km, 9umcore) fiber optic cable.Network protocol and standards compatibility• IEEE 802.3 10BASE-T (ISO/IEC 8802-3, Clause 14)• 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 (Flow Control on the Gigabit Uplink ports)• IEEE 802.3z Gigabit• IEEE 802.1d MAC Bridges (ISO/IEC 10038)• IEEE 802.1p (Prioritizing)• IEEE 802.1Q (VLAN Tagging)• IEEE 802.1D (Spanning Tree Protocol)• IEEE 802.3ad (manual/static)• IEEE 802.3ad (LACP)†• IEEE 802.1s†• IEEE 802.1w†RFC support• RFC 1213 (MIB-II); RFC 1493 (Bridge MIB); RFC 2863 (InterfacesGroup MIB);• RFC 2665 (Ethernet MIB); RFC 2737 (Entity MIBv2); RFC 2819(RMON MIB);• RFC 1757 (RMON); RFC 1271 (RMON); RFC 1157 (SNMP); RFC 2570(SNMPv3);• RFC 2571 (SNMP Frameworks); RFC 2573 (SNMPv3 Applications);• RFC 2574 (SNMPv3 USM); RFC 2575 (SNMPv3 VACM); RFC 2576(SNMPv3);• RFC 2572 (SNMP Message Processing; RFC 791 (IP); RFC 792(ICMP); RFC 793 (TCP); RFC 783 (TFTP); RFC 826 (ARP); RFC 768(UDP); RFC 854 (TELNET); RFC951 (Bootp); RFC 2236 (IGMPv2);RFC 1112 (IGMPv1); RFC 1945 (HTTP v1.0); RFC 2138 (RADIUS); RFC894 (IP over Ethernet); RFC 2674 (Q MIB)EnvironmentalOperating temperature: 0° to 40°C (32° to 104°F)Storage temperature: -25° to 70°C (-13° to 158°F)Operating humidity: 10 to 85% maximum relative humidity,noncondensingStorage humidity: 10 to 95% maximum relative humidity,noncondensingOperating altitude: Up to 3,024 m (10,000 ft.) above sealevelStorage altitude: Up to 3,024 m (10,000 ft.) above sealevelElectricalInput voltage (AC version): 100 to 240 VAC @ 47 to 63 HzInput power consumption (AC version): 46 W maximumInput current (AC version): 2 A @ 120 VAC, 1 A @ 240 VACMaximum thermal output: 75 BTU/hourSafety agency approvals• UL EN60950 (UL 1950 and CSA 22.2 No. 60950)• IEC 60950/EN60950, CB report and certificate with allnational deviations• C22.2 No. 950 (CUL) with all national deviations• UL-94-V1 flammability requirements for PC board• NOM-019Electromagnetic emissionsMeets the following standards:• US: CFR47, Part 15, Subpart B, Class A• Canada: ICES-003, Issue 3, Class A• Australia/New Zealand. AS/NZS 3548:1995, Class A,A1:1997/A2:1997 class A• Japan: VCCI-V-3/02.04 class A• Taiwan: CNS 13438, Class A• Europe: EN55022:1998/A1:2000EN61000-3-2:2000EN61000-3-3:1995/A1:2001CISPR 22-1997/A1:2000 Class AElectromagnetic immunityThe BayStack 425-24T Switch and BayStack 425-48T meet theEN55024:1998/A1:2001 standard.8Technical specifications†Future software upgrade

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