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  5. Cisco Service Provider Routing Field Engineer Exam Questions and Answers

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Questions # 1:

Which command is run to make changes permanent and survive a reload after executing the command "copy disk0:config-file.txt running-config"?

Options:
A.

Commit Confirm

B.

Commit Copy

C.

Command not require, changes are committed automatically

D.

Commit

Questions # 2:

Which underlying protocol(s) does LDP utilize to communicate with LDP Peers?

Options:
A.

UDP and TCP

B.

UDP only

C.

LDP uses IP Protocol 646 and does not rely on UDP or TCP

D.

TCP only

Questions # 3:

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

Options:
A.

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

B.

Once: in the active RP/RSP

C.

Once: in the ingress linecard

D.

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

Questions # 4:

What BGP address-families are used between the ASBRs in the different AS'es in an IPv4 Option C Layer-3 VPN solution?

Options:
A.

VPNv4 Unicast Only

B.

IPv4 Umcast and VPNv4 Unicast

C.

IPv4 Labeled-Unicast only

D.

IPv4 Unicast and IPv4 Labeled-Unicast

Questions # 5:

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

Options:
A.

IPv6 unicast

B.

There is no default address-family

C.

IPv4 unicast

D.

VPNv4

Questions # 6:

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

Options:
A.

context

B.

dumpcore

C.

exception

D.

follow

Questions # 7:

What does "ifmgr" represent in the output below?

LC/0/3/CPU0:Mar 23 08:04:31.644 : ifmgr[151]: %PKT_INFRA-LINEPROTO-5-UPDOWN : Line protocol on Interface POS0/3/0/7, changed state to Down

Options:
A.

The SYSMGR process restarted the ifmgr process as a result of this log message.

B.

The WDSYSMON process is tracking this process to prevent it from bringing the interface up.

C.

The ifmgr process has restarted 151 times and brought the interface down as a result.

D.

The ifmgr process created this log message.

Questions # 8:

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

Options:
A.

every 500 msec

B.

every 2 sec

C.

every 200 msec

D.

every 1 sec

Questions # 9:

Which is required on the CE router in an L3VPN solution?

Options:
A.

Configure the PE-CE Routing protocol

B.

Define the VPN by creating a VRF

C.

Assign the PE facing interface to a VRF

D.

Configure MPLS forwarding on the interface to the PE router

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