Features: . non-blocking full-line speed store and forward . Auto-Negotiation and Auto-MDIX on all 10/100/1000M copper ports . 24 10/100 RJ45 ports and 1 optional module: copper or fiber module . 3M bit packet buffer and 1M bit control buffer . up to 14K MAC entries and 4K VLAN entries . supports flow control for both half or full duplex operation . supports head of line blocking prevention . supp