Go back to 640-460 - IIUC Implementing Cisco IOS Unified Communications (IIUC)

Question :-

You are CCNA VOICE associate in .com and you want to install a new UC500 solution. Which information from the existing numbering plan that helps you design an effective VoIP dial plan? (Choose all the apply.)
station number
number of digits forwarded by the local CO
direct inward dial ranges
length of internal number extensions

Want to practice for 640-460 - IIUC Implementing Cisco IOS Unified Communications (IIUC) ? Click here.