Cisco WS-C3548-XL-EN - Catalyst 3548XL Enterprise Edition Switch Manual de usuario descargar pdf (Pagina 5)

• IEEE 802.1D Spanning-Tree Protocol support for redundant

backbone connections and loop-free networks simplifies network

configuration and improves fault tolerance

• Support for a redundant loopback cable connecting the top and

bottom switches in a GigaStack stack

• Support for optional Cisco 600-watt redundant AC power

system provides a backup power source for up to four units for

improved fault tolerance and network uptime

Technical Specifications

Performance

• 10.8-Gbps switching fabric

• 4.8 Mpps wire-speed forwarding rate for 64-byte packets

(Catalyst 3512 XL), 6.5 million pps wire-speed forwarding rate

for 64-byte packets (Catalyst 3524 XL), 8.0 Mpps forwarding

rate for 64-byte packets (Catalyst 3548 XL)

• 5.4-Gbps maximum forwarding bandwidth

• 4 MB memory architecture shared by all ports

• 8 MB DRAM (Catalyst 3512 XL and 3524 XL) and 4 MB Flash

memory

• 16 MB DRAM (Catalyst 3548 XL) and 4 MB Flash memory

• 8192 MAC addresses

Management

• SNMP Management Information Base (MIB) II, SNMP MIB

extensions, Bridging MIB (RFC 1493)

Standards

• IEEE 802.3x full duplex on 10BaseT, 100BaseTX, and

1000BaseX ports

• IEEE 802.1D Spanning-Tree Protocol

• IEEE 802.1p CoS Prioritization

• IEEE 802.1Q VLAN

• IEEE 802.3z 1000BaseX speciﬁcation

• 1000BaseX (GBIC)

– 1000BaseSX

– 1000BaseLX/LH

– 1000BaseZX

• IEEE 802.3u 100BaseTX speciﬁcation

• IEEE 802.3 10BaseT speciﬁcation

Y2K

• Y2K compliant

Connectors and Cabling

• 10BaseT ports: RJ-45 connectors; two-pair category 3, 4, or 5

unshielded twisted-pair (UTP) cabling

• 100BaseTX ports: RJ-45 connectors; two-pair Category 5 UTP

cabling

• 1000BaseX GBIC ports: SC ﬁber connectors, single mode or

multimode ﬁber

• GigaStack GBIC ports: copper-based Cisco GigaStack cabling

• Management console port: RJ-45 connector, RS-232 serial

cabling

Indicators

• Per-port status LEDs—link integrity, disabled, activity, speed,

and full-duplex indications

• System status LEDs—system, RPS, and bandwidth utilization

indications

Dimensions and Weight (H x W x D)

• 1.75 x 17.5 x 11.8 in (4.4 x 44.5 x 30 cm) (Catalyst 3512 XL

and 3524 XL)

• 1.75 x 17.5 x 15.3 in (4.4 x 44.5 x 39 cm) (Catalyst 3548 XL)

• One rack-unit (RU) high

• 10.25 lb (4.6 kg) (Catalyst 3512 XL and 3524 XL)

• 11 lb (5.01 kg) (Catalyst 3548 XL)

Environmental Conditions and Power Requirements

• Operating temperature: 32 to 113 F (0 to 45 C)

• Storage temperature: –13 to 158 F (–25 to 70 C)

• Operating relative humidity: 10 to 85% noncondensing

• Operating altitude: Up to 10,000 ft (3000 m)

• Power consumption: 70W maximum (Catalyst 3512 XL and

3524 XL); 100W maximum (Catalyst 3548 XL); 239 BTU per

hour

• AC input voltage/frequency: 100 to 120/200 to 240 VAC

(autoranging) 50 to 60 Hz

• MTBF 150,000 hours (Catayst 3512 and 3524 XL)

• MTBF 135,000 hours (Catalyst 3548 XL)

Safety Certifications

• UL 1950

• CSA 22.2 No. 950

• EN 60950

• IEC 950

• AS/NZS 3260, TS001

• CE Marking

• TUV

Electromagnetic Emissions Certifications

• FCC Part 15 Class A

• EN 55022b Class A (CISPR 22 Class A)

• VCCI Class A

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