Technical Specifications
• Network Protocol and Standards Compatibility:
-
IEEE 802.3 10BASE-T
-
IEEE 802.3u 100BASE-TX
-
IEEE 802.3ab 1000BASE-T
-
IEEE 802.3x Flow Control
• Management Specifications:
-
IEEE 802.1Q Static VLAN (Up to 512)
-
IEEE 802.1p Class of Service (CoS)
-
IEEE 802.3ad Link Aggregation Control
Protocol (LACP)
-
IEEE 802.1D Spanning Tree Protocol
-
IEEE 802.1w Rapid Spanning Tree
-
IEEE 802.1s Multiple Spanning Tree
-
IEEE 802.1x Port Access Authentication
-
RFC 768 UDP
-
RFC 854-859 Telnet
-
IGMP Snooping Support
-
Port Mirroring Support
-
RFC 951 BootP
-
RFC 1157, 1902, 1903, 1904, 1905, 1906,
1907 SNMP v1, v2c, v3
-
RFC 1213 MIB II-RFC 1215 SNMP Traps
-
RFC 1493 Bridge MIB
-
RFC 1534 DHCP and BootP Interoperation
-
RFC 1643 Ethernet Interface MIB
-
RFC 1757 RMON groups 1,2,3, and 9
-
RFC 2131, 2132 DHCP and BootP
-
RFC 2865 RADIUS-RFC 2998 DiffServ
-
RFC 3046 DHCP Relay
-
Broadcast Storm Protection
-
Private Enterprise MIB
-
Broadcast Storm Protection
-
Weighted Round Robin (WRR)
Queuing Technology
-
RFC 2030 Simple Network Time Protocol (SNTP)
-
SYSLOG
• User Interfaces:
-
Command Line Interface (CLI) via console port
-
Web-based management via embedded HTTP
server protected with Secured Sockets Layer
(SSLv3) or Transport Layer Security (TLS v1)
-
Telnet remote login (5 sessions) securable with
Secured Shell (SSH v1.5, v2)
• Physical Interfaces:
-
48 RJ-45 connectors for 10BASE-T, 100BASE-TX,
and 1000BASE-T (Auto Uplink and auto-negotiate
on all ports)
-
4 SFP connectors for fiber connection (shared with
the last four copper ports)
-
RS-232 Console Port
•LEDs:
-
Per port:
Speed, Link, Activity
-
Per device:
Power, Fan Status
NETGEAR Related Products
-
ProSafe™ 24 Port Gigabit L2
Managed Switch Model GSM7224
-
ProSafe™ 12 Port Gigabit L2
Managed Switch Model GSM7212
-
ProSafe™ 24 Port 10/100 L2
Managed Stackable Switch with
2 Gigabit Ports Model FSM726S
-
ProSafe™ 48 Port 10/100 L2
Managed Stackable Switch with
2 Gigabit Ports Model FSM750S
-
ProSafe™ 24 Port 10/100 L2
Managed Switch with 2 Gigabit
Ports Model FSM726
-
ProSafe™ 48 Port Gigabit Smart
Switch Model GS748Ts
-
ProSafe™ 48 Port Gigabit Smart
Switch Model GS748T
-
ProSafe™ 24 Port Gigabit Smart
Switch Model GS724T
-
32-bit Gigabit PCI Adapter
Model GA311
-
Gigabit PC Card Model GA511
-
Network Management Software
Model NMS100
-
ProSafe™ GBIC Module
1000BASE-SX Fiber SFP
Model AGM731F
-
ProSafe™ GBIC Module
1000BASE-LX Fiber SFP
Model AGM732F
-
Layer 2 Support Pack P3L21-1 year
-
Layer 2 Support Pack P3L23-3 years
GSM7248
ProSafe™ 48 Port Gigabit
L2 Managed Switch
• Performance Specifications:
-
Forwarding modes:
Store-and-forward
-
Bandwidth:
96 Gbps (non-blocking)
-
Switch latency:
Less than 20 microseconds for 64-byte frames
-
System memory:
64 MB
-
Packet buffer memory:
122 KB embedded memory per port
-
Code Storage (Flash):
8 MB
-
Address database size:
8,000 media access control
(MAC) addresses
-
Addressing:
48-bit MAC address
-
Number of VLANs:
512 (1-4069)
-
Number of trunks:
6
-
Number of Queues:
4
-
Acoustic noise:
(ANSI-S10.12) 47 dB
-
Heat Dissipation:
28.24 Btu/hr
-
Mean Time Between Failure (MTBF):
57,800 hours
(~ 6.5 years)
• Electrical Specifications:
-
Power Consumption:
90 W maximum
-
100-240VAC/50-60 Hz universal inputs
• Physical Specifications:
-
Dimensions:
H: 1.7" (43 mm), W: 17.32" (440 mm),
D: 10.12" (257 mm)
-
Weight:
9.24 lb (4.2 kg)
• Environmental Specifications:
-
Operating temperature:
0 to 40° C (32 to 104 F)
-
Storage temperature:
-20 to 70° C (-4 to 158 F)
-
Operating humidity:
90% maximum relative humidity,
non-condensing
-
Storage humidity:
95% maximum relative humidity,
non-condensing
-
Operating altitude:
10,000 ft (3,000 m) maximum
-
Storage altitude:
10,000 ft (3,000 m) maximum
• Electromagnetic Emissions:
-
CE mark, commercial
-
FCC Part 15 Class A
-
VCCI Class A-EN 55022 (CISPR 22), Class A
-
C-Tick
• Electromagnetic Immunity:
-
EN 50082-1
-
EN 55024
• Safety:
-
CE mark, commercial
-
CSA certified (CSA 22.2 #950)
-
UL listed (UL 1950)/CUL IEC950/EN60950
• Warranty:
-
NETGEAR 5-year warranty
Package Contents
-
GSM7248 ProSafe 48 Port Gigabit L2 Managed Switch
-
Power cable
-
Null modem cable
-
Rubber footpads for tabletop installation
-
Rackmount kit
-
Installation guide
-
Resource CD
-
Warranty/Support information card
4500 Great America Parkway
Santa Clara, CA 95054 USA
Phone: 1-888-NETGEAR
E-mail: [email protected]
www.NETGEAR.com
©2005 NETGEAR, Inc. NETGEAR®,
Everybody's connecting®, the Netgear
logo, Auto Uplink, ProSafe, Smart Wizard
and RangeMax are trademarks or regis-
tered trademarks of NETGEAR, Inc. in the
United States and/or other countries.
Microsoft, Windows, and the Windows
logo are trademarks or registered
trademarks of Microsoft Corporation in
the United States and/or other countries.
Other brand and product names are
trademarks or registered trademarks of
their respective holders. Information is
subject to change without notice.
All rights reserved.
* Free basic installation support provided
for 90 days from date of purchase.
Advanced product features and
configurations are not included in free
basic installation support; optional
premium support available.
D-GSM7248-0