Physical Interfaces
- RJ-45 Connectors for 10BASE-T, 100BASE-TX, and 1000BASE-T (Auto Uplink™ on all ports):
GSM7212: 12 ports
GSM7224: 24 ports
GSM7248: 48 ports
- Small form-factor pluggable (SFP) modules for fiber Gigabit Ethernet interfaces:
GSM7212: 12 slots
GSM7224: 4 slots
GSM7248: 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
- 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 snooping support
- Network storm protection including broadcast, multicast and unicast traffic
- Static multicast filtering
- Weighted round robin (WRR) query technology
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
- IGMP querier
- DHCP/BOOTP relay primary and backup (RFC3046, option 82)
- RFC 2030 Simple Network Time Protocol (SNTP)
- SYSLOG
- Firmware upgrade via TFTP or HTTP
- Port description
GSM7248 only:
- Ingress rate limit in 1 Kbps increments
- DiffServ QoS (RFC 2998)
- L3 prioritization
- L4 prioritization
- Policy-based QoS
- IEEE 802.1 QinQ
- Access control lists (ACL, MAC, IP)
Performance Specifications
- Forwarding modes: Store-and-forward
- Bandwidth:
GSM7212: 24 Gbps; 17.8 Mpps
GSM7224: 48 Gbps; 35.7 Mpps
GSM7248: 96 Gbps; 71.4 Mpps
- Switch latency: 20 μs for 64-byte frames (1G to 1G)
- System memory: 64 MB
- Packet buffer memory: 122 KB embedded memory per port
- Code storage (flash): 8 MB
- MAC address database size:
GSM7212: 8 K
GSM7224: 8 K
GSM7248: 16 K
- Number of VLANs:
GSM7212: 228
GSM7224: 228
GSM7248: 240
- Number of trunks: 6
- Number of queues: 8
- Jumbo frame support: up to 9K packet size
- Acoustic noise:
GSM7212: 41.6 dB
GSM7224: 60 dB
GSM7248: 47 dB
- Heat Dissipation: 28.24 BTU/hr
- Mean time between failure (MTBF):
GSM7212: 61,349 hours (>7 years)
GSM7224: 58,300 hours (>6.6 years)
GSM7248: 58,300 hours (>6.6 years)
- User Interfaces
- Command Line Interface (CLI) via console port (4 sessions)
- Web-based management via embedded HTTP server protected with Secure Sockets Layer
- (SSLv3) or Transport Layer Security (TLSv1)
- Telnet remote login (5 sessions) securable with Secure Shell (SSH v1.5, v2)
LEDs
- Per port: Speed, link, activity
- Per device: Power, fan status
Network Standards Compatibility
- IEEE 802.3i 10BASE-T
- IEEE 802.3u 100BASE-TX
- 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 257 x 43 mm (17.32 x 10.2 x 1.7 in)
- Weight: 4.2 kg (9.2 lb)
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: 3,000 m (10,000 ft) maximum
- Storage altitude: 3,000 m (10,000 ft) maximum
Electrical Specifications
- Power Consumption:
GSM7212 20.7W maximum
GSM7224 42.9W maximum
GSM7248 99W maximum
- 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
Modules
- ProSafe AGM731F 1000BASE-SX SFP GBIC
- ProSafe AGM732F 1000BASE-LX SFP GBIC
- ProSafe AGM733 1000BASE-ZX SFP GBIC
Warranty
- NETGEAR Lifetime Warranty†
Package Contents
- ProSafe Gigabit L2 Managed Switch (GSM7212, GSM7224 or GSM7248)
- Null modem cable
- Rubber footpads
- Power cable
- Rack-mount kit
- Installation guide
- Resource CD-ROM
- Warranty/support information card
Ordering Information
- North America
GSM7212NA
GSM7224NA
GSM7248NA
- Europe
GSM7212EU
GSM7224EU
GSM7248EU
- Asia
GSM7212AU
GSM7224AU
GSM7248AU
- Japan
GSM7212JP
GSM7224JP
GSM7248JP
ProSupport Service Packs Available
GSM7212 & GSM7224
OnCall 24x7, Category 2
XPressHW, Category 2
GSM7248
OnCall 24x7, Category 3
XPressHW, Category 3
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