Planet WGSW-28040 - Page 17

User’s Manual of WGSW-28040 / 28040P
17
 4 1000Base-X mini-GBIC/SFP slots, shared with Port-25 to Port-28
 RS-232 DB9 console interface for Switch basic management and setup
¾ Layer 2 Features
 Prevents packet loss with back pressure (Half-Duplex) and IEEE 802.3x PAUSE frame flow control (Full-Duplex)
 High performance of Store-and-Forward architecture and runt/CRC filtering eliminates erroneous packets to optimize
the network bandwidth
 Supports VLAN
− IEEE 802.1Q Tagged VLAN
− Up to 256 VLANs groups, out of 4094 VLAN IDs
− Provider Bridging (VLAN Q-in-Q) support (IEEE 802.1ad)
− Private VLAN Edge (PVE / Port Isolation)
 Supports Spanning Tree Protocol
− STP, IEEE 802.1D (Spanning Tree Protocol)
− RSTP, IEEE 802.1w (Rapid Spanning Tree Protocol)
− MSTP, IEEE 802.1s Multiple Spanning Tree Protocol, spanning tree by VLAN
 Supports Link Aggregation
− IEEE 802.3ad Link Aggregation Control Protocol (LACP)
− Cisco ether-channel (Static Trunk)
− Maximum 8 trunk groups, up to 8 ports per trunk group
− Up to 16Gbps bandwidth (Duplex Mode)
 Provide Port Mirror (many-to-1)
 Port Mirroring to monitor the incoming or outgoing traffic on a particular port
¾ Quality of Service
 Ingress / Egress Rate Limit per port bandwidth control
 8 priority queues on all switch ports
 Traffic classification:
- Port-Based priority
- IEEE 802.1p CoS
- IP DSCP
 Strict priority and Weighted Round Robin (WRR) CoS policies
 DSCP remarking