After getting reports that users cannot make calls out to the PSTN, a network administrator opens the Cisco Unified Communications Manager Administration web page and begins to review route patterns.
Why would the administrator look here when troubleshooting PSTN connectivity troubles?
A . A route pattern contains a list of gateways that can reach the PST
C . A route pattern contains dial plan information for calling the PST
E . A route pattern contains the necessary privileges for calling the PST
G . A route pattern contains a list of SIP trunks that can reach the PST
Answer: B