Product Features 27

Figure1 Networking Topology with XRN

Product Features Table4 describes the features:
Unit 2
Unit 1 Unit3
Unit 4
Fabric
Server
Core
switches
Workgroup
switches
Desktop
PCs

Tabl e 4 Function Features

Features Description
Port 802.1D Learning
Static MAC (unicast/multicast)
Jumbo Frame (9k) (EI models only)
Unidirectional Link Detection (UDLD)
VLAN VLAN compliant with IEEE 802.1Q Standard
Port-based VLAN
Protocol Based VLAN, compliant with IEEE 802.1v Standard (EI
models only)
Voice VLAN
8021.Q in Q Double Tagged VLAN Support (EI models only)
STP protocol Spanning Tree Protocol (STP) / Rapid Spanning Tree Protocol
(RSTP), compliant with IEEE 802.1D/IEEE802.1w Standard
Multiple Spanning Tree Protocol (MSTP), compliant with IEEE
802.1s Standard
BPDU Guard
Spanning Tree Root Guard
Flow control IEEE 802.3 flow control (full-duplex)
Back-pressure based flow control (half-duplex)
Traffic Suppression Broadcast/Unicast/Multicast Suppression