Compaq ProLiant Interconnect Switch - Manual (Page 172)

Spanning Tree Protocol
D-4 Compaq ProLiant BL p-Class GbE Interconnect Switch User Guide
COMPAQ CONFIDENTIAL Codename: Vanilla Part Number: 263680-001 Last Saved On: 4/23/02 10:15 AM
Learning State
A port in the learning state prepares to participate in frame forwarding. The port enters the
learning state from the listening state.
A port in the learning state:
• Discards frames received from the network segment to which it is attached.
• Discards packets sent from another port on the switch for forwarding.
• Adds addresses to its forwarding database.
• Receives BPDUs and directs them to the processor.
• Processes and transmits BPDUs received from the processor.
• Receives and responds to network management messages.