After experiencing issues with XFPs, the show sys pluggable-optical-modules info CLI commands is used to find that the switch not recognize the XFPs. Which other method can be used to view the XFP compatibility?

A. Check for port alarms

B. Show DWDM-XFP {default}.

C. Use the monitor sys tech info command to monitor for any changes in compatibility.

D. Use enterprise Device Manager and select the Edit, Port, General tab from the navigation pane to display any XFP compatibility issues.

When configuring a new Ethernet Routing Switch (ERS) 8000 using the default interface, the attempt to load an ACLI configuration fails because the default

interface is the CLI.

How is the ACLI interface obtained?

A. Change the interface type in the config.cfg file.

B. Change the ACLI boot flag and save the boot configuration file.

C. Exit the CLI and choose ACLI at the interface manager prompt.

D. Use the abort command and enter `no' at the default interface.

On the Ethernet Routing Switch (ERS) 8800, the Virtual Routing Forwarding (VRF)-Lite feature supports multicast virtualization. Which statements about multicast virtualization are true? (Choose two)

A. Multicast virtualization is fully supported in high availability mode and there is no interruption to traffic in the event of the failure of a CPU.

B. Multicast virtualization requires version 7.1 or later.

C. To facilitate multicast route redistribution between VRFs, an external unicast edge router is required.

D. Many IGMP and PIM commands that you use on the Global Router also apply to VRFs that create.

A technician is troubleshooting some IP telephones that are connected to an Ethernet Routing switch (ERS) 8300 8348TX-PWR I/O module. The IP telephones will not turn on. The 48V LED on the module has been checked and it is steady amber.

A. 48V is present.

B. PoE is disabled.

C. 48V is not available.

D. Module is booting.

A technician has complied me configuration of an Ethernet Routing (ERS) 5520 to and now must transfer a backup copy of configuration file to server. Which command is used to accomplish this task?

A. 5520.24T-PWR> copy config ftp filename ers5520 config.cfg

B. 5520-24T-PWR# copy config ftp filename ers5520config.cfg

C. 5570-74T PWR# copy config tftp filename ers5520COnfig.cfg

D. 5520-24T-PWR# copy config scp filename ersS520conftg.cfg