What is the OSPF default frequency, in seconds, at which a Cisco router sends hello packets on a multiaccess network?
What is the minimum number of router subinterfaces that are required for all the vlans to communicate?
What value is primarily used to determine which port becomes the root port on each non-root switch in a spanning-tree topology?
Assuming default setting,how can you erase the VTP database of VLANs on a CISCO IOS switch running in VTP server mode?