So, in a topology like three switches connected with each other. Only the root bridge generates CBPDU. So  after shutting down sw3's it's e0/0(rp) link as per the rules SW3 will generate TCN and the root(sw1) should generate a cbpdu with tc ack flag ...

In the book here I read. (cisco ccie routing and switching)SW4 notices that the latest Hellos indicate a new root switch. However, these Hellosfrom SW2 received on SW4’s Fa0/2 port, its current Root Port, are inferior to theBPDU stored on that port. ...

I just want to know does a port of a switch in Blocking State(Alt.) process the bpdu's?? Like in this given forum https://community.cisco.com/t5/switching/stp-indirect-topology-change/td-p/2202906When SW3(R3) apparently received a inferior bpdu on it...

Can someone help me understand the concep of vtp pruning.In my topology SW1 is the server and the rest are clients. Vlans configured are 10,20,30,40So as far as I know if vtp pruning is enabled and  a device in vlan 10 ping to another device on vlan ...

I want to perform some switching on EVE and I am having issue regarding the proper image of a switch.Right now using: Cisco IOS Software, Solaris Software (I86BI_LINUXL2-ADVENTERPRISE-M), Experimental Version 15.1(20131216:211730) [mmen 106]the truth...