GSM7248R

Specification

Physical Interfaces

RJ-45 Connectors for 10BASE-T, 100BASE-TX, and 1000BASE-T (Auto Uplink™ on all ports):

GSM7224R 24 ports
GSM7248R 48 ports

Small form-factor pluggable (SFP) modules for fiber Gigabit Ethernet interfaces:

GSM7224R 4 slots
GSM7248R 4 slots

RS-232 console port

Layer 2 Services

IEEE 802.1Q static VLAN (512)
IEEE 802.1p Class of Service (CoS)
IEEE 802.1D Spanning Tree Protocol
IEEE 802.1v Protocol VLAN & Port VLAN and MAC-based VLAN
IEEE 802.1 Q-in-Q
IEEE 802.1w Rapid Spanning Tree
IEEE 802.1s Multiple Spanning Tree
IEEE 802.3ad Link Aggregation (LACP)
IEEE 802.1x port access authentication
IGMP v1, v2, v3 snooping support
Static multicast filtering
Ingress rate limit in 1 Kbps increments
Weighted round robin (WRR) queue technology

Layer 3 Services

IGMP Querier
COS
Diffserv QoS
Static routing
ARP

Security

Access Control Lists (ACL) - MAC, IP, TCP
ACLs: L2/L3/L4
Network Storm Protection including broadcast multicast and unicast traffic
Protected ports
MAC filtering
Port locking

Switch Management Specifications

SNMP v1, v2c, v3 with multiple IP addresses
RFC 1157, 1902-1907
RFC 768 UDP
UDP relay
RFC 854-859 telnet
RFC 951 BOOTP
RFC 1213 MIB II
RFC 1757 RMON groups 1,2,3, and 9
RFC 1215 SNMP Traps
RFC 1493 Bridge MIB
RFC 1643 Ethernet Interface MIB
RFC 1534 DHCP and BOOTP interoperation
RFC 2131, 2132 DHCP and BOOTP
RFC 2865 RADIUS (both switch and management access)
RFC 2866 RADIUS accounting
Private Enterprise MIB
Port mirroring support (many-to-one)
RFC 2236 IGMP v2
DHCP/BOOTP relay-primary and backup (RFC 3046, option 82)
RFC 2030 Simple Network Time Protocol (SNTP)
DHCP server
GARP/GVRP/GMRP
SYSLOG
Firmware upgrade via TFTP or HTTP
Port description
RFC 1519 CIDR
Proxy ARP
DNS lookup

Single IP Address Management
(firmware version 7.3 or higher)

Manage up to 48 fully managed switches
Feature can be used with the following models:

FSM726E, FSM7226RS, FSM7250RS
FSM7328S, FSM7352S, FSM7328PS, FSM7352PS
GSM7224R, GSM7248R
GSM7328S, GSM7328FS, GSM7352S

Performance Specifications

Forwarding modes: Store-and-forward
Bandwidth:

GSM7224R: 48 Gbps; 35.7 Mpps
GSM7248R: 96 Gbps; 71.4 Mpps

Switch latency: 20 us for 64-byte frames (1G to 1G)
System memory: 64 MB
Packet buffer memory:

GSM7224R: max support 0.75 MB buffer memory
GSM7248R: max support 1.5 MB buffer memory

Code storage (flash): 32 MB
Address database size: 8K media access control (MAC) addresses
Number of VLANs: 512 (1-4093)
Number of trunks: 16
Number of queues: 8
Number of static route: 32
Number of routed VLANs: 32
Number of ARP entries: 480
Number of ACL rules: 224
Jumbo frame support: up to 9K packet size
Acoustic noise:

GSM7224R: 38.6 dB
GSM7248R: 48.8 dB

Heat Dissipation:

GSM7224R: 131.439 BTU/hr
GSM7248R: 244.101 BTU/hr

Mean time between failures (MTBF):

GSM7224R: 239,032 hours (~27 years)
GSM7248R: 162,303 hours (~19 years)

User interfaces
Command Line Interface (CLI) via console port (5 sessions)
Web-based management via embedded HTTP server protected with Secure Sockets Layer
(SSLv3) or Transport Layer Security (TLS v1)
Telnet remote login (5 sessions) securable with Secure Shell (SSH v1.5, v2)

LEDs

Per port: Speed, link, activity
Per device: Power, fan, RPS status

Network Standards Compatibility

IEEE 802.3i 10BASE-T
IEEE 802.3u 100BASE-TX, 100BASE-FX
IEEE 802.3ab 1000BASE-T
IEEE 802.3z 1000BASE-X
IEEE 802.3x flow control

Physical Specifications

Dimensions (w x d x h): 440 x 205 x 43 mm (17.3 x 8.1 x 1.6 in)
Weight:

GSM7224R: 3.65 kg (8.03 lb)
GSM7248R: 4.15 kg (9.13 lb)

Environmental Specifications

Operating temperature: 0° to 55° C (32° to 131° 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: 3,000 m (10,000 ft) maximum
Storage altitude: 3,000 m (10,000 ft) maximum

Electrical Specifications

Power consumption:

GSM7224R 38.5W maximum
GSM7248R 71.5W maximum

Redundant power supply input: 12V

Electromagnetic Emissions

CE mark
EN 55022 Class A - Emissions
EN 55024 - Immunity
FCC Part 15 Class A
VCCI Class A
C-Tick

Electromagnetic Safety

CE mark
EN 60950-1
UL/cUL 60950-1

Warranty

NETGEAR Lifetime Warranty†

Modules

ProSafe AGM731F 1000BASE-SX SFP GBIC
ProSafe AGM732F 1000BASE-LX SFP GBIC
ProSafe AGM733 1000BASE-ZX SFP GBIC
100FX SFP LC transceiver

Package Contents

ProSafe Gigabit L2 Managed Switch with Static Routing (GSM7224R or GSM7248R)
Null modem cable
Rubber footpads
Power cable
Rack-mount kit
Installation guide
Resource CD-ROM
Warranty/support information card

Ordering Information
North America

GSM7224R-100NAS
GSM7248R-100NAS

Europe

GSM7224R-100EUS
GSM7248R-100EUS

Asia

GSM7224R-100AUS
GSM7248R-100AUS

Japan

GSM7224R-100JPS
GSM7248R-100JPS

ProSupport® Service Packs Available
GSM7224R
OnCall 24x7, Category 2

PMB0332

XPressHW, Category 2

PRR0332-100

GSM7248R
OnCall 24x7, Category 3

PMB0333

XPressHW, Category 3

PRR0333-100