Dell S3048-ON User Manual

Per-VLAN Spanning Tree Plus (PVST+)
Per-VLAN spanning tree plus (PVST+) is a variation of spanning tree — developed by a third party — that allows you to congure a
separate spanning tree instance for each virtual local area network (VLAN).
Protocol Overview
PVST+ is a variation of spanning tree — developed by a third party — that allows you to congure a separate spanning tree instance for
each virtual local area network (VLAN).
For more information about spanning tree, refer to the Spanning Tree Protocol (STP) chapter.
Figure 95. Per-VLAN Spanning Tree
The Dell Networking OS supports three other variations of spanning tree, as shown in the following table.
38
Per-VLAN Spanning Tree Plus (PVST+) 625

Dell S3048-ON Specifications

General

Rack Units	1U
Form Factor	Rack-mountable
Input Voltage	100-240V AC
Power Supply	2 hot-swappable power supplies
Management	CLI, Web, SNMP
Product Type	Switch
MAC Address Table Size	32K entries
Jumbo Frame Support	Yes
Latency	< 3 microseconds
Ports	48 x 1GbE RJ45, 4 x 10GbE SFP+