CLCOR Infrastructure And Design Practice Question
In a Cisco collaboration design, you are tasked with identifying the DHCP Option required for Cisco IP Phones to discover the TFTP server address automatically. Which option is standard for this purpose?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Option 150
DHCP Option 150 is the standard Cisco-specific option used to provide the IP addresses of the TFTP servers to IP endpoints.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Option 66
Why it's wrong here
Option 66 is for TFTP server hostnames, which is not standard for Cisco phones.
- ✗
Option 128
Why it's wrong here
Option 128 is not used by Cisco for TFTP server discovery.
- ✓
Option 150
Why this is correct
This is the required option for Cisco Unified IP Phone TFTP discovery.
- ✗
Option 43
Why it's wrong here
Option 43 is used for vendor-specific information like WLC discovery, not TFTP.
Visual reference
About these practice questions
Courseiva writes every CLCOR question from scratch — 263 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Cisco exam blueprint
This CLCOR practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CLCOR exam.