Description
The MVTX2800AG family is a group of 8-port 1000 Mbps non-blocking Ethernet switch chips with on-chip address memory. A single chip provides a maximum of eight 1000 Mbps ports and a dedicated CPU interface with a 16/8-bit bus for managed and unmanaged switch applications.

Features
• 8 Gigabit Ports with GMII and PCS interface
    - Gigabit Port can also support 100/10 Mbps MII interface
    - Provide Hot plug support for GMII/PCS module
    - 2 Gigabit ports can be aggregated into 2Gbps Stacking port working with VTX2600 in stacking mode
• High Performance Layer 2 Packet Forwarding (11.904M packets per second) and Filtering at Full-Wire Speed
• Maximum throughput is 8 Gbps non-blocking
• Centralized shared-memory architecture
• Consists of two Memory Domains at 133 MHz
    - Frame Buffer Domain: Two banks of ZBT-SRAM with 2M/4MB total
    - Switch Database Domain with 256K/512K SRAM
• Up to 64K MAC addresses to provide large node aggregation in wiring closet switches
• Provides Port based and ID Tagged VLAN (IEEE802.1Q) up to 4K VLAN
• Support IP Multicast with IGMP snooping up to 64K groups.
• Traffic Classification
• Classify traffic into 8 transmission priorities per port
• Supports Delay Bounded, Strict Priority, and WFQ
• Provides 2 level dropping precedence with WRED mechanism
    - User controlled thresholds for WRED
• Classification based on layer 2, 3 markings
    - VLAN Priority field in VLAN tagged frame
    - DS/TOS field in IP packet
• The precedence of above two classifications can be programmable