Cisco 500-230 CSPRFE Exam Questions Instant Access

Question 1

How many times are Layer 3 lookups performed on a packet transiting a CRS or ASR9k router?

AThree times: in the ingress linecard, the fabric, and the egress linecard

BOnce: in the active RP/RSP

COnce: in the ingress linecard

DTwice: in the ingress linecard and again in the egress linecard

Answer : A

Question 2

What information is unchanged after a process restart?

AJob ID

BLast Started

CRespawn Count

DProcess ID
Note that ospf process is given a Job ID (JID), which is 250. This never changes on a running router and generally on a particular version of Cisco IOS XR. Within the ospf process there are five threads each with their own Thread ID (TID). Listed is the stack space for each thread, the priority of each thread and its state.

Answer : A

Question 3

Which command is required to permit the retention of BGP Prefixes on a router with VRFs not importing the associated Route Target?

Aroute-policy PASS-ALL in

Bretain route-target all

Cimport route-target policy all

Dimport route-target all

Answer : B

Question 4

One of your peers show in the SHOW BGP VPNV4 UNICAST SUMMARY output

What is the cause of this?

AThe label value ranges are mismatched.

BThe peer has no prefixes with a Route-Target that the local router is importing.

CThe BGP prefixes between the routers have not fully converged and will correct itself in time.

DThe peer router is not configured to use the VPNv4 address-family for this connection.

Answer : D

Question 5

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

Aevery 500 msec

Bevery 2 sec

Cevery 200 msec

Devery 1 sec

Answer : D

https://www.cisco.com/c/en/us/td/docs/ios_xr_sw/iosxr_r3-8/general/man_pages/crpkg38/ar38wtdg.pdf

Question 6

Which mode will shut down a process?

AEXEC

BADMIN

CCONFIG

DADMIN-CONFIG

Answer : A

Question 7

Which command is similar to the Unix TOP command to display process utilization information?

Ashow

Btrace processes

Cshow process dynamic

Dmonitor processes

Answer : D

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