5. Appendix1875.1.Specifications○ Interface- Twisted-pair ports: Ports 1 to 26 (RJ45 connector) Transmission system IEEE802.3 10BASE-TIEEE802.3u 100BASE-TXIEEE802.3ab 1000BASE-T- SFP extension slots: Ports 25 to 26 (Select either of RJ45 connector or SFPfor use) Transmission system IEEE802.3z 1000BASE-SX/1000BASE-LX- Console port x 1 (RJ45 connector) RS-232C (ITU-TS V.24)○ Switching system- Store-and-forward system- Forwarding rate 10BASE-T 14,880 pps100BASE-TX 148,800 pps1000BASE-T 1,488,000 pps- MAC address table 8K entries/unit- Buffered memory 512KB/unit- Flow control IEEE802.3x (full-duplex)Back pressure (half-duplex)○ Major functions- IEEE802.1D Spanning Tree Protocol- IEEE802.1w Rapid Spanning Tree Protocol- IEEE802.1Q Tag VLAN (256 VLANs max.)- IEEE802.3ad Link aggregation(Capable of establishing up to eight ports ineight groups)- IEEE802.1p QoS function (Four levels of PriorityQueue supported)- IEEE802.1X Port-based authentication(EAP-MD5, TLS, and PEAP authenticationmethods are supported)- IEEE802.3x Flow control- IEEE802.3at PoE+ power supply function (Max. 30.0 W)(Supply method: Alternative A; using unusedconductors 1, 2, 3, 6)- Port monitoring Capable of monitoring multiple ports- IGMP snooping Multicast filtering supported
