350-501 Automation and Quality of Services Practice Question
In the context of SR-PCE, which protocol does the PCE use to communicate with the path computation client (PCC) to set up SR-TE policies?
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
✓
PCEP
PCEP is the protocol used between PCE and PCC for path computation and setup.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
NETCONF
Why it's wrong here
NETCONF is for device configuration, not path computation.
- ✗
OSPF
Why it's wrong here
OSPF is an IGP, not used for path computation signaling.
- ✓
PCEP
Why this is correct
PCEP is used for path computation requests and responses.
- ✗
BGP-LS
Why it's wrong here
BGP-LS advertises topology, not path setup.
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