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300-820 · Question #230
300-820 Question #230: Real Exam Question with Answer & Explanation
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Cisco Expressway for Collaboration
Question
A company has a Cisco Collaboration Solution with a Cisco UCM for internal and external voice services and Cisco Expressways for video endpoint registration and B2B communications. How can an engineer block B2B traffic from getting to the Cisco UCM and still allow video endpoints to call externally on voice?
Options
- AUse the call source setting to block any calls from the Default zone toward Cisco UCM.
- BUse the call source setting to block any calls originating from the B2B traversal zone toward Cisco
- CBlock all voice-based services on Expressway-C by removing DSCP 46-based traffic.
- DBlock calls using Search Rules with external prefixes for voice calls.
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Topics
#Cisco Expressway#B2B Communication#Call Routing#Expressway Zones