Refer to the exhibit.

An engineer is troubleshooting an issue with the caller not hearing a PSTN announcement before the SIP call has completed setup. How must the engineer resolve this issue using the reliable provisional response of the SIP?
Suggested Answer: B
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7 comments · newest first
ME
Melinda
12 months ago
I've seen this issue before, and option C worked for me!
AR
Arlette
12 months ago
Wait, can you really fix this just with SIP settings? Sounds too easy.
JE
Jeniffer
1 year ago
Definitely need to enable 100rel for proper setup.
LU
Luis
1 year ago
I disagree, I think option A is better for this scenario.
LO
Lovetta
1 year ago
Option B is the way to go for reliable provisional responses.
CL
Clement
1 year ago
I think the key here is finding the platform that enables both IT and OT to manage their devices and data. I'll focus on that as I evaluate the choices.
TI
Titus
1 year ago
Okay, let me think this through. I know the method parameters and return types need to be JAXB compatible, but I'm not sure about the other annotations required.