A collaboration engineer must optimize the dial plan within Cisco UCM. There are multiple remote sites. And each site has its own route patterns and local gateways. What should the engineer do on the cisco UCM to optimize the dial plan?
A.
Configure a Standard Local Route Group to use a single route pattern for all calls within the cluster.
B.
Create a centralized dial plan with a Cisco UCM Session Management Edition cluster or a Cisco gatekeeper.
C.
Implement ILS with GDPR so the dial plan can dynamically replicate across clusters.
D.
Leverage Cisco UCM Express as SRST so the phones can have more features at each remote site
Chosen Answer:
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