NETGEAR GSM7248R Switch User Manual


 
Managed Layer 2 Switches GSM7224R and GSM7248R Hardware Installation Guide
A-4 Default Settings and Technical Specifications
v1.0, November 2007
Layer 3 services Static routing
•ACL
DiffServ QOS
DHCP, BOOTP Relay
DHCP server
UDP Relay
•ARP
IGMP querier
Static routing
•ACL
DiffServ QOS
DHCP, BOOTP Relay
DHCP server
UDP Relay
•ARP
IGMP querier
Interface (Auto
Uplink on all RJ-
45 ports)
24 RJ-45 connectors for 10BASE-T,
100BASE-TX, and 1000BASE-T
Four slots are gigabit interface converters
(SFP) for SFP modules
RS-232 console port
48 RJ-45 connectors for 10BASE-T,
100BASE-TX, and 1000BASE-T
Four slots are gigabit interface converters
(SFP) for SFP modules
RS-232 console port
Bandwidth 48 Gbps 96 Gbps
Address
database size
8K MAC addresses per system 8K MAC addresses per system
10/100/1000
buffer memory
max support 0.75MB buffer memory. Max support 1.5MB buffer memory
Mean time
between failure
(MTBF)
239,032 hours( ~27 years) 162,303 hours( ~19 years)
Performance Forwarding modes: Store-and-forward
Network latency: Less than 80
microseconds for 64-byte frames in store-
and-forward mode for 10 Mbps to 100
Mbps transmission
Addressing: 48-bit MAC address
Acoustic noise: (ANSI-S10.12): <38.6 dB
Heat dissipation: 131.439 Btu/hr
Forwarding modes: Store-and-forward
Network latency: Less than 80
microseconds for 64-byte frames in store-
and-forward mode for 10 Mbps to 100
Mbps transmission
Addressing: 48-bit MAC address
Acoustic noise: (ANSI-S10.12): 48.8 dB
Heat dissipation: 244.101 Btu/hr
Power
consumption
38.5W maximum 100-240 VAC, 50–60 Hz
universal input
71.5W maximum 100-240 VAC, 50–60 Hz
universal input
Dimensions
(W x D x H)
17.3 x 8.1 x 1.6 inch (W x D x H)
(440 x 205 x 43 mm)
17.3 x 8.1 x 1.6 inch (W x D x H)
(440 x 205 x 43 mm)
Table A-2. Technical Specifications (continued)
Feature GSM7224R GSM7248R