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8 CHAPTER 1: INTRODUCING THE SWITCH 4500G FAMILY
For information about using the software features of the Switch, refer to the
“Command Reference Guide” and the “Configuration Guide”.
Summary of Hardware
Features
Table 2 summarizes the hardware features that are supported by the Switch
4500G.
Switch 4500G 24-Port
and 48-Port—Front
and Rear Panel Detail
Figure 1 displays the front panel of the Switch 4500G 24-Port unit.
Figure 1 Switch 4500G 24-Port—front panel
Table 2 Hardware Features
Feature Switch 4500G
Addresses Up to 8,000 supported
Auto-negotiation Supported on all ports
Forwarding Modes Store and Forward
Duplex Modes Half and full duplex on all front panel ports
Auto MDI/MDIX Supported on all ports. If fiber SFP transceivers are
used, Auto MDIX is not supported.
Flow Control In full duplex operation all ports are supported.
The Switch 4500G ports can receive, but not send
pause frames.
Traffic Prioritization Supported (using the IEEE Std 802.ID, 1998 Edition):
Eight traffic queues per port
Power over Ethernet Supported on all front panel ports (3CR17171-91 and
3CR17172-91only
).
Ethernet, Fast Ethernet, and
Gigabit Ethernet Ports
Auto-negotiating 10/100/1000BASE-T ports or
100BASE-FX ports (3CR17181-91)
SFP Ethernet Ports Supports fiber Gigabit Ethernet long-wave (LX),
long-haul (LH70) and copper (T), 100BASE-LX10, and
100BASE-FX transceivers in any combination.
Mounting 19-inch rack or standalone mounting
Clustering Up to 32 (0–31) units can be linked together
(31 members and 1 commander)
(1) 10/100/1000 BASE-T autosensing
Ethernet port status LED
(2) Gigabit SFP Combo port status LED
(3) Console port (4) 7-segment digitron display
(5) Power LED ((6) LED for extended slot 1
(8) LED for extended slot 2 (9) Mode LED
(10) Mode switching button
(6)
(7)
(8)
(9)