Tip: Lab 1.6.2 often asks you to manually set the Link-Local address to fe80::1 to make troubleshooting easier. Step 2: Implementing EUI-64
Do not assign an IP address to the physical interface itself; just turn it on. cisco+lab+162
Instead of the engineer constantly checking every device, the devices send a data packet to Tip: Lab 1
: This gives you a quick snapshot of all interfaces, their status (up/up), and their assigned GUAs and LLAs. their status (up/up)