Catalyst 3550 Series

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3550 Series

Feature WS-C3550-24 / WS-C3550-24PWR-SMI WS-C3550-24-FX / WS-C3550-24-FX-SMI WS-C3550-48'/ WS-C3550-48-SMI WS-C3550-24PWR / WS-C3550-24PWR-SMI WS-C3550-12T WS-C3550-12G
Form Factor 1 RU 2 RU 3 RU 4 RU 1.5 RU 1.5 RU
Switch Fabric 8.8 Gbps 8.8 Gbps 13.6 Gbps 8.8 Gbps 24 Gbps 25 Gbps
Forwarding Rate 6.6 Mpps 6.6 Mpps 10.1 Mpps 6.6 Mpps 17 Mpps 18 Mpps
10/100 Ports 24 0 48 24 0 0
10/100 PoE Ports 0 0 0 24 0 0
100FX MT-RJ Ports 0 24 0 0 0 0
GBIC Ports 2 2 2 2 2 10
10/100/1000 Ports 0 0 0 0 10 2
Support of WS-G5482 Yes Yes Yes Yes Yes Yes
Support of WS-G5483 Yes Yes Yes Yes Yes Yes
VLAN Trunking All ports All ports All ports All ports All ports All ports
EtherChannel All ports All ports All ports All ports All ports All ports
VLANs 4000 ID's maximum (up to 1024 configured at one time) 128 maximum STP instances 4001 ID's maximum (up to 1024 configured at one time) 128 maximum STP instances 4002 ID's maximum (up to 1024 configured at one time) 128 maximum STP instances 4003 ID's maximum (up to 1024 configured at one time) 128 maximum STP instances 4004 ID's maximum (up to 1024 configured at one time) 128 maximum STP instances 4005 ID's maximum (up to 1024 configured at one time) 128 maximum STP instances
Voice-VLAN Capable Yes Yes Yes Yes Yes Yes
Multi-VLAN Capable No No No No No No
Max. MAC Addresses 8000 8000 8000 8000 12000 12000
Max. MTU 1546 Bytes 1547 Bytes 1548 Bytes 1549 Bytes 1999 Bytes 2000 Bytes
Multicast IGMP Snooping/PIM(L3) (2000 group max) IGMP Snooping/PIM(L3) (2000 group max) IGMP Snooping/PIM(L3) (2000 group max) IGMP Snooping/PIM(L3) (2000 group max) IGMP Snooping/PIM(L3) (8000 group max) IGMP Snooping/PIM(L3) (8000 group max)
Policing Ingress and Egress 8 per 10/100 port, 128 per 1000 port Ingress and Egress 8 per 10/100 port, 128 per 1000 port Ingress and Egress 8 per 10/100 port, 128 per 1000 port Ingress and Egress 8 per 10/100 port, 128 per 1000 port Ingress and Egress 8 per 10/100 port, 128 per 1000 port Ingress and Egress 8 per 10/100 port, 128 per 1000 port
Egress Queues/Port 4 4 4 4 4 4
QoS Granularity 8Kbps-100Mbps (10/100 ports) 8Kbps-100Mbps (10/100 ports) 8Kbps-100Mbps (10/100 ports) 8Kbps-100Mbps (10/100 ports) 8Kbps-100Mbps (10/100 ports) 8Kbps-100Mbps (10/100 ports)
DSCP/CoS Remarking Yes Yes Yes Yes Yes Yes
Layer 3 SMI License includes static routes/RIP EMI license needed for full routing SMI License includes static routes/RIP EMI license needed for full routing SMI License includes static routes/RIP EMI license needed for full routing SMI License includes static routes/RIP EMI license needed for full routing Full L3 license included Full L3 license included
Heat (W), Max. 65 85 110 525 190 190
Heat (BTU), Max. 222 290 375 1790 650 650
Dimensions (H/W/D) 1.75x17.5x14.4 in. (4.5x44.5x36.6cm) 1.75 x 17.5 x 16.25 in. (4.5 x 44.5 x 41.3 cm) 1.75 x 17.5 x 16.25 in. (4.5 x 44.5 x 41.3 cm) See note below 2.63 x 17.5 x 15.9 in. (6.7 x 44.5 x 40.4 cm) 2.63 x 17.5 x 15.9 in. (6.7 x 44.5 x 40.4 cm)
Acoustic Noise 48 dBa 46 dBa 46 dBa 47 dBa 58 dBa 58 dBa
MTBF (Hours) 193000 186000 163000 166356 113658 110332
Operating Temperature 32 to 113°F (0 to 45°C) 33 to 113°F (0 to 45°C) 34 to 113°F (0 to 45°C) 35 to 113°F (0 to 45°C) 36 to 113°F (0 to 45°C) 37 to 113°F (0 to 45°C)
Storage Temperature -13 to 158°F (-25 to 70°C) -13 to 158°F (-25 to 70°C) -13 to 158°F (-25 to 70°C) -13 to 158°F (-25 to 70°C) -13 to 158°F (-25 to 70°C) -13 to 158°F (-25 to 70°C)
Relative Humidity 10 to 85% (noncondensing) 11 to 85% (noncondensing) 12 to 85% (noncondensing) 13 to 85% (noncondensing) 14 to 85% (noncondensing) 15 to 85% (noncondensing)
Weight 11 lb (5 kg) 10.5 lb (4.8 kg) 13 lb (5.9 kg) 14lb (6.4kg) 16 lb (7.26 kg) 16 lb (7.26 kg)
'RPS Used' RPS-300 or 675 RPS-300 or 676 RPS-300 or 677 RPS-675 RPS-300 or 674 RPS-300 or 675



Notes: 3550-PWR is an extra 3 in. (7.8cm) deeper than the 3550-24. Also, heat is measured with 24 IP phones.