350-801 · Question #427
What is the default TCP port for SIP OAuth mode in Cisco UCM?
The correct answer is D. 5090. The Cisco Unified Communications Manager (CUCM) uses SIP Phone OAuth Port (5090) to listen for SIP line registration from Jabber OnPremise devices over TLS. However, CUCM uses SIP Mobile Remote Access Port (default 5091) to listen for SIP line registrations from Jabber over…
Question
What is the default TCP port for SIP OAuth mode in Cisco UCM?
Options
- A5011
- B3174
- C9443
- D5090
How the community answered
(41 responses)- A2% (1)
- B2% (1)
- C7% (3)
- D88% (36)
Explanation
The Cisco Unified Communications Manager (CUCM) uses SIP Phone OAuth Port (5090) to listen for SIP line registration from Jabber OnPremise devices over TLS. However, CUCM uses SIP Mobile Remote Access Port (default 5091) to listen for SIP line registrations from Jabber over Expressway through mTLS. Both of these ports are configurable.
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