Hello, What should be the behaviour of TcpIp stack if a TCP segment (SYN) with MSS 0 is received? Should the1. Connection request be dropped?2. Connection request accepted with a default value of MSS as 536 (for IPv4)?3. Accept the connection with MS...

In 802.3 Ethernet protocol....if MAC address is not assigned to a Ethernet controller (i.e. 00:00:00:00:00:00) is it allowed to receive broadcast frames (FF:FF:FF:FF:FF:FF)?I mean ARP Request frames from other nodes in the network.~ Sandeep

When a switch / hub  receives a broadcast frame (Eg: ARP Request) does it forward the frame back to node which sent/transmitted it? Refer attachment for usecase description.