What is the purpose of STP (Spanning Tree Protocol)? A) Prevent routing loops B) Prevent broadcast storms caused by Layer 2 loops C) Assign IP addresses dynamically D) Encrypt traffic between switches
Which command will display the current MAC address table on a Cisco switch? A) show mac-address-table B) show arp C) show mac table D) show interface mac ccna cbt nuggets
A host sends a DHCPDISCOVER message. Which layer 2 destination MAC address is used? A) MAC of DHCP server B) MAC of default gateway C) FF-FF-FF-FF-FF-FF D) 01-00-5E-00-00-01 What is the purpose of STP (Spanning Tree Protocol)
Which IPv6 address type starts with FF00::/8 ? A) Link-local B) Unique local C) Global unicast D) Multicast ccna cbt nuggets