Hot swap capabilityAuto in-service timerNon-redundant operation onlyAuto-MDIX support9600 byte jumbo framesSDRAM buffer as flow control for over-subscriptionLink (LNK) and Activity (ACT) LEDs for each portAuto-negotiation: each port independently negotiates its mode of operation and chooses the highest level of operation available for its linkHigh and low order virtual concatenation (VCAT)Maps and demaps STS-3 bandwidth between the backplane and three front-panel RJ-45 Ethernet ports