Alcatel-Lucent OmniSwitch 6850-48 - Spanning Tree Specifications

Configuring Spanning Tree Parameters Spanning Tree Specifications
OmniSwitch AOS Release 6 Network Configuration Guide September 2009 page 13-3
Spanning Tree Specifications
IEEE Standards supported 802.1D–Media Access Control (MAC) Bridges
802.1w–Rapid Reconfiguration (802.1D Amendment 2)
802.1Q 2005–Virtual Bridged Local Area Networks
802.1Q 2005–Multiple Spanning Trees (MSTP)
Spanning Tree Protocols supported 802.1D Standard Spanning Tree Algorithm and Protocol
(STP)
802.1w Rapid Spanning Tree Algorithm and Protocol (RSTP)
802.1Q 2005 Multiple Spanning Tree Protocol (MSTP)
Ring Rapid Spanning Tree Protocol (RRSTP)
Platforms Supported
STP, RSTP, MSTP
RRSTP
1x1 PVST+
OmniSwitch 6400, 6800, 6850, 6855, and 9000
OmniSwitch 6400, 6850, 6855, and 9000
OmniSwitch 6400, 6850, 6855, and 9000
Spanning Tree Operating Modes supported Flat mode - one spanning tree instance per switch
1x1 mode - one spanning tree instance per VLAN
Spanning Tree port eligibility Fixed ports (non-mobile)
802.1Q tagged ports
Link aggregate of ports
Number of 1x1 Spanning Tree instances
supported
252
Number of Multiple Spanning Tree
Instances (MSTI) supported
16 MSTI, in addition to the Common and Internal Spanning
Tree instance (also referred to as MSTI 0).
Number of Ring Rapid Spanning Tree
(RRSTP) rings supported
128
8 (OmniSwitch 6400)
CLI Command Prefix Recognition All Spanning Tree commands support prefix recognition. See
the “Using the CLI” chapter in the OmniSwitch AOS Release
6 Switch Management Guide for more information.