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DCS-IE Datacenter Networking
DES-5221
Specialist Implementation Engineer Data Center Networking Exam Questions and Answers

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Questions # 1:

Which field in an IP header is used for QoS marking?

Options:

ToS

CoS

Answer

Questions # 2:

What is the default lease time in hours for an address lease in DHCP?

Options:

Answer

Explanation

[Reference: https://www.dell.com/support/manuals/us/en/04/force10-s4048-on/os10-enterprise-user-guide-pub/ automatic-address-allocation?guid=guid-9bc516cf-79b2-434f-a8e7-e6560c37c450&lang=en-us, ]

Questions # 3:

What is an advantage of UFD?

Options:

Reduces connectivity loss.

Detects the loss of downstream connectivity.

Reduces network complexity.

Prevents the loss of upstream connectivity.

Answer

Questions # 4:

A customer has disabled LLDP on the management interface of the switch. What is the proper command to re- enable it?

Options:

OS10(config)# lldp enable OS10(config)#lldp transmit OS10(config)#lldp receive

OS10(config)# interface mgmt 1/1/1 OS10(conf-if-ma-1/1/1)#lldp med enable OS10(conf-if-ma-1/1/1)#lldp timer 10

OS10(config)# interface mgmt 1/1/1 OS10(conf-if-ma-1/1/1)#lldp transmit OS10(conf-if-ma-1/1/1)#lldp receive

OS10(config)# interface mgmt 1/1/1 OS10(conf-if-ma-1/1/1)#lldp tly-select OS10(conf-if-ma-1/1/1)#lldp dot1tlv

Answer

Explanation

[Reference: https://topics-cdn.dell.com/pdf/networking-s5148f-on_connectivity-guide4_en-us.pdf page 197, ]

Questions # 5:

What are the correct steps to configure a static LAG on a Dell Networking OS10 switch?

Options:

interface port-channel 4 channel-group 4 mode passive

interface range ethernet 1/1/14-1/1/15 channel-group 4 mode on

interface port-channel 4 channel-group 4 mode on

interface range ethernet 1/1/14-1/1/15 channel-group 4 mode passive

interface port-channel 4 no shutdown

interface range ethernet 1/1/14-1/1/15 channel-group 4 mode on

interface port-channel 4 no shutdown

interface range ethernet 1/1/14-1/1/15 channel-group 4 mode active

Answer

Questions # 6:

To which IEEE standard are dynamic LAGs compliant on Dell EMC Networking OS10 switches?

Options:

802.3af

802.3ad

802.3ac

802.3ae

Answer

Questions # 7:

What is the function of the authentication service?

Options:

Validates the user identity

Determines switch management commands

Validates switch order

Determines which services the user is enabled to access

Answer

Questions # 8:

When the show ip bgp neighbors command is issued, which BGP state reflects a successfully created adjacency with another BGP peer?

Options:

ESTABLISHED

PEERING

ACTIVE

CONNECTED

Answer

Questions # 9:

You have been asked to examine a BGP configuration for a co-worker who is having difficulty establishing BGP peering. The address shown is that of the neighbor's Lo0 interface. Given the configuration shown, what would be your recommendation?

S3(config-router-bgp-65042)# neighbor 192.168.32.1

S3(config-router-neighbor)# remote-as 65042

Options:

Modify the existing configuration to be:

S3(config-router-bgp-65042)# neighbor 192.168.32.1/24 S3(config-router-neighbor)# peer-as 65042

Add the following to the existing configuration: S3(config-router-neighbor)# update-source loopback 0 S3(config-router-neighbor)# no shutdown

Issue the no shutdown command and verify that the BGP state is ESTABLISHED

Issue the no shutdown command and verify that the BGP state is ACTIVE

Answer

Explanation

[Reference: https://www.dell.com/support/manuals/us/en/04/networking-z9100/os10-enterprise-user-guide- 10.4.0e-r3-pub/enable-bgp?guid=guid-5c64be15-4ebd-4372-a442-67f47b0f14e5&lang=en-us, ]

Questions # 10:

Which LSA types are used in a single area OSPF topology?