Technical Specifications
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 snooping support –
Network storm protection including –
broadcast, multicast and unicast traffic
Static multicast filtering –
Ingress rate limit in 1 Kbps increments –
Weighted round robin (WRR) queue –
technology
Layer 3 Services•
Static routing –
ARP –
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 –
DiffServ QoS (RFC 2998) –
DHCP/BOOTP relay-primary and –
backup (RFC 3046, option 82)
RFC 2030 Simple Network Time –
Protocol (SNTP)
DHCP server –
GARP/GVRP –
SYSLOG –
Firmware upgrade via TFTP or HTTP –
Port description –
ACL –
Performance Specifications•
Forwarding modes: Store-and-forward –
Bandwidth: –
GSM7224R: 48 Gbps (non-blocking)
GSM7248R: 96 Gbps (non-blocking)
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 (1-4061) –
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 failure (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)
Broadband
Modem
Wireless Notebook PC's
with WG511T Wireless Adapters
Internet
Desktop PC's with GA311 Gigabit Cards
WG302
ProSafe 802.11g
Wireless Access Point
Servers with
GA311 Gigabit Cards
Notebook PC's with GA511 Gigabit Cards
FVX538 ProSafe
®
VPN Firewall 200
PDA
GSM7248R ProSafe
®
48-port
Gigabit L2 Managed Switch with Static Routing
NMS100 ProSafe
®
Network
Management Software
ProSafe
®
24- and 48-port Gigabit L2 Managed Switches with Static Routing GSM7224R, GSM7248R