Free Cisco CLCEI 300-820 Actual Exam Questions - Question 14 Discussion

B/D? B uses _sips_tcp which fits secure SIP over TCP, and D is the typical UDP SRV for H323 signaling. A is definitely off topic since _collab-edge isn’t standard for these protocols. C is valid but less common than D for H323, so D feels safer. E could work but usually _sips goes with TCP rather than UDP, so B is a better pick here if we want two distinct protocols covered well.

C, D; H323 usually uses _h323ls over TCP or UDP, and UDP is common for signaling.

I’m ruling out A since _collab-edge isn’t a standard SRV for SIP or H323. C and E look solid to

It’s C and E for me. The _h323ls_tcp record (C) is a standard service locator for H323 over TCP, and _sips._udp (E) fits SIP over UDP well. Option D (_h323ls._udp) could work but usually TCP is preferred for H323 signaling. B (_sips_tcp) is valid only if the question implies secure SIP over TCP; without that clarity, I wouldn’t pick it. A looks unrelated to basic SIP or H323 SRV names, so it’s out. So, C and E cover both protocols in common real-world setups without assuming TLS or specific transports beyond what’s standard.

E and D, since SIP usually uses _sips._udp and H323 often runs over UDP.

Maybe B and D. SIP usually uses TCP or TLS for secure signaling, so B fits. For H323, UDP is common for the signaling, so D seems legit too.

This question’s kinda tricky with those SRV records. Not sure if the protocols use TCP or UDP here, so it’s hard to pick without more context.