Study tips 642-457

Which configuration command disables the secondary dial tone on the branch office ISR for users calling from the PSTN into the branch office during a WAN failure?

Which two statements about remote survivability are true?

Which configuration change is needed to enable NANP international dialing during MGCP fallback?

Which three commands are mandatory to implement SRST for five Cisco IP Phones?

How can international calls be blocked while national calls are allowed for branch office Cisco IP Phones during a WAN failure?

Which commands are needed to configure Cisco Unified Communications Manager Express in SRST mode?

Which command can be used to manually send the MGCP gateway to register with the secondary Cisco Unified Communications Manager server?

Which command is needed to utilize local dial peers on an MGCP-controlled ISR during an SRST failover?

Which ephone-dn would be expected upon activation of SRST?

What are two important considerations when implementing TEHO to reduce long-distance cost?