HP ProCurve Series 2810 User Manual

5-1
5
Multiple Instance Spanning-Tree Operation
Contents
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
802.1s Multiple Spanning Tree Protocol (MSTP) . . . . . . . . . . . . . . . . . . . . . 5-6
MSTP Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7
How MSTP Operates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
MST Regions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
Regions, Legacy STP and RSTP Switches, and the Common
Spanning Tree (CST) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11
MSTP Operation with 802.1Q VLANs . . . . . . . . . . . . . . . . . . . . . . 5-11
Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12
Operating Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-14
Transitioning from STP or RSTP to MSTP . . . . . . . . . . . . . . . . . . . . . . 5-15
Tips for Planning an MSTP Application . . . . . . . . . . . . . . . . . . . . . . . . 5-16
Steps for Configuring MSTP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-17
Configuring MSTP Operation Mode and Global Parameters . . . . . . . 5-19
Configuring MSTP Per Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-22
Configuring Per Port Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . 5-23
Configuring BPDU Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-26
Configuring BPDU Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-27
Configuring Loop Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-30
Configuring MST Instance Parameters . . . . . . . . . . . . . . . . . . . . . . . . . 5-32
Configuring MST Instance Per-Port Parameters . . . . . . . . . . . . . . . . . 5-35
Enabling or Disabling Spanning Tree Operation . . . . . . . . . . . . . . . . . 5-38
Enabling an Entire MST Region at Once or Exchanging
One Region Configuration for Another . . . . . . . . . . . . . . . . . . . . . . . . 5-38
Displaying MSTP Statistics and Configuration . . . . . . . . . . . . . . . . . . 5-40
Displaying MSTP Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40
Displaying the MSTP Configuration . . . . . . . . . . . . . . . . . . . . . . . 5-43
Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-48
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-48

HP ProCurve Series 2810 Specifications

General

Layer	Layer 2
Form Factor	Rack-mountable
Power Supply	Internal
Jumbo Frame Support	Yes
Uplink Ports	4 x dual-personality ports (10/100/1000 or mini-GBIC)
Switching Capacity	48 Gbps
Throughput	35.7 Mpps
Forwarding Rate	35.7 million pps
Management	Web, SNMP, CLI
MAC Address Table Size	16000 entries
Routing Protocol	Static routing
Features	VLAN support, QoS, IGMP snooping
Operating Temperature	32°F to 113°F (0°C to 45°C)
Operating Humidity	15% to 95% non-condensing
Model	HP ProCurve Series 2810
Ports	24 x 10/100/1000 (Gigabit)