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20 CHAPTER 1: INTRODUCING THE SWITCH 4500 FAMILY
AVVERTENZA: Prima di installare o rimuovere qualsiasi componente
dello Switch 4500 Family o di eseguire qualsiasi procedura di
manutenzione, leggere le informazioni di sicurezza riportate
nell'Appendice A di questa guida.
OSTRZEŻENIE: Przed instalacją lub usunięciem jakichkolwiek
elementów z przełącznika z rodziny 4500 lub przeprowadzeniem prac
konserwacyjnych należy zapoznać się z informacjami o bezpieczeństwie
zawartymi w Załączniku A niniejszego podręcznika.
Redundant Power
System Socket
Provides supplemental power for PoE ports (up to 15.4w on all ports) and
redundant power for powered devices and the Switch itself.
Default Settings Table 5 shows the default settings for the Switch 4500 Family:
Table 5 Default Settings
Feature Switch 4500
Automatic IP Configuration Enabled
Port Status Enabled
Port Speed Auto-negotiated
Duplex Mode Auto-negotiated
Power over Ethernet Enabled (3CR17571-91 and 3CR17572-91 only)
Flow Control Auto-negotiated
Broadcast Storm Control Enabled
Virtual LANs (VLANs) All ports belong to the untagged Default VLAN
(VLAN
1) with IEEE Std 802.1Q-1998 learning
operational
Management VLAN Any VLAN for all units.
Link Aggregation Control
Protocol (LACP)
Disabled per port
IP Multicast Filtering Filtering enabled
Rapid Spanning Tree Protocol Enabled
Fast Start Enabled on front panel ports
RMON Alarm Enabled