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Cisco 500-230 - Cisco Service Provider Routing Field Engineer Exam

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Total 30 questions

Which command is used to undo a change after issuing a commit command?

A.

router# rollback configuration to -1

B.

router(config# commit undo

C.

router(config)# commit rollback

D.

router# rollback configuration last 1

How frequently does the WDSYSMON Watcher thread wake up to check counters?

A.

every 500 msec

B.

every 2 sec

C.

every 200 msec

D.

every 1 sec

Which command removes a user from configuration mode but keeps the user connected to the router?

A.

clear line

B.

clear session

C.

clear commit

D.

clear config session

Which VRFs must be configured on the ASBRs between the two AS'es in an Option B Layer-3 VPN solution?

A.

The VRFs shared between the two AS'es plus one VRF representing each AS.

B.

The VRFs shared between the two AS'es.

C.

The VRFs shared between the two AS'es plus one shared VRF.

D.

The VRFs do not need to be configured on the ASBRs.

What is the TRACE command?

A.

A packet tracer showing the path of a packet from ingress to egress in the router.

B.

The replacement for TraceRoute in IOS-XR.

C.

A form of always-on debugging available for a subset of commands.

D.

Exactly the same as the debug command, must be explicitly turned on.

What command is used to manually generate a core dump to aid in troubleshooting a process?

A.

context

B.

dumpcore

C.

exception

D.

follow

When are core dump files created by the system?

A.

There are too many critical events.

B.

There are too many duplicate messages.

C.

The commit database is full.

D.

A process fails or terminates abnormally.

What is currently required for eBGP sessions in IOS-XR that was not required in IOS?

A.

Default MED values

B.

Local-Preference values

C.

Send Communities

D.

Route-Filter In and Out

What is the default MP-BGP address-family on IOS-XR?

A.

IPv6 unicast

B.

There is no default address-family

C.

IPv4 unicast

D.

VPNv4