Add-on Cards

- 48 ports
- 10/100/1000 module (RJ-45)
- Cisco IOS Software Release 12.1(19)EW or later
- IEEE 802.3x flow control
- Bandwidth is allocated across six 8-port groups, providing 1 Gbps per port group
- Enterprise and commercial: designed for gigabit to the desktop

Specs
Management features:
Quality of Service (QoS) support:	✓
Ports & interfaces:
Basic switching RJ-45 Ethernet ports quantity:	48
Network:
Networking standards:	IEEE 802.3ab,IEEE 802.3ad,IEEE 802.3x,IEEE 802.3z
10G support:	✗
Flow control support:	✓
Data transmission:
Switching capacity:	6 Gbit/s
Supported data transfer rates:	10/100/1000 Mbps
Maximum data transfer rate:	1 Gbit/s
Design:
Stackable:	✓
Product colour:	Grey
Safety:	UL 1950, EN 60950, CSA-C22.2, IEC 950
Certification:	FCC 15J A, VCCI A, CE, EN 55022 A, EN 55024 A, CISPR 22 A, AS/NZ 3548, NEBS 3 (GR-1089-CORE, GR-63-CORE) ETSI ETS-300386-2\nROHS5
Compatible products:	Catalyst 4503, 4506, 4507R, 4510R,\nCatalyst 4503-E, 4506-E, 4507R-E, 4507R+E, 4510R-E, 4510R+E
Performance:
Compatible operating systems:	Cisco IOS 12.1(19)EW
Mean time between failures (MTBF):	171356 h
Power over Ethernet (PoE):
Power over Ethernet (PoE):	✗
Operational conditions:
Operating temperature (T-T):	0 - 40 °C
Storage temperature (T-T):	-40 - 75 °C
Operating altitude:	60 - 4000 m
Relative humidity:	10 - 90%
Operating temperature (T-T):	32 - 104 °F
Other features:
Dimensions (WxDxH):	362 x 273 x 30 mm
Connectivity technology:	Wired

This module provides 6 ports of dedicated Gigabit Ethernet uplinks for high-speed backbone switch-to-switch applications, or smaller server farm applications. It makes use of versatile GBIC technology, so intrabuilding multimode connections can be intermixed with long-distance campus single mode connections. All ports can utilize Gigabit EtherChannel for high-speed interconnection applications.

Specs
Management features:
Switch type:	Unmanaged
Ports & interfaces:
Basic switching RJ-45 Ethernet ports quantity:	6
Network:
Networking standards:	IEEE 802.3
Full duplex:	✓
Data transmission:
Maximum data transfer rate:	1 Gbit/s
Protocols:
Data link protocols:	Gigabit Ethernet
Performance:
Minimum system requirements:	Cisco IOS 12.1(8a)EW
Power over Ethernet (PoE):
Power over Ethernet (PoE):	✗
Weight & dimensions:
Weight:	2.2 kg
Other features:
Dimensions (WxDxH):	366 x 267 x 44 mm
Networking features:	Ethernet/Fast-Ethernet