Explain major operation of above bridging hub. How cross bar switch will help for multi-port bridge hub? Some main performance metrics of switches are back-plane bandwidth, forwarding capability and number of MAC address. Try to state some realistic value for each parameters. For Jahangirnagar University Network, what will be your suggestion for router- switched based router or bus based router? Explain operation of each types. What is the purpose of probe for network? Bridge port Bridging hub Pon management software MAC chipset RH Forwarding database X Workgroup/segment 1 Bridge protocol entily Memory buffers 10Mbps twisted-pair (10BaseT) Station address MAC chipset RH Port number Workgroup/segment 2 +