Dell PowerConnect 5424 User Manual

Configuring Device Information 315
RSTP has the following different port states:
• Disabled
• Learning
• Discarding
• Forwarding
Rapid Spanning Tree is enabled on the STP Global Settings page. To open the Rapid Spanning Tree
(RSTP) page, click Switch→ Spanning Tree→ Rapid Spanning Tree in the tree view.
Figure 7-35. Rapid Spanning Tree (RSTP)
• Interface — Port or LAG on which Rapid STP is enabled.
•
Role — The port role assigned by the STP algorithm in order to provide to STP paths. The possible
field values are:
–
Root — Provides the lowest cost path to forward packets to root device.
–
Designated — The port or LAG via which the designated device is attached to the LAN.
–
Alternate — Provides an alternate path to the root device from the root interface.
–
Backup — Provides a backup path to the designated port path toward the Spanning Tree leaves.
Backup ports occur only when two ports are connected in a loop. Backup ports also occur when a
LAN has two or more connections connected to a shared segment.
–
Disabled — The port is not participating in the Spanning Tree (the port’s link is down).

Dell PowerConnect 5424 Specifications

General

Ports	24 x 10/100/1000Base-T
Switching Capacity	48 Gbps
Forwarding Rate	35.7 Mpps
VLAN Support	Yes
Rack Mountable	Yes
Power Supply	Internal
MAC Address Table Size	8K entries
RAM	128 MB
Flash Memory	16 MB
Voltage Required	100-240V AC
Management	Web, CLI, SNMP
Operating Temperature	0°C to 45°C
Storage Temperature	-20°C to 70°C
Humidity	10% to 90% (non-condensing)
Standards Compliance	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Remote Management Protocol	SNMP, RMON, Telnet
Features	QoS, VLAN, Link Aggregation