Cisco 300-320 Designing Cisco Network Service Architectures Online Training
Cisco 300-320 Online Training
The questions for 300-320 were last updated at Oct 13,2025.
- Exam Code: 300-320
- Exam Name: Designing Cisco Network Service Architectures
- Certification Provider: Cisco
- Latest update: Oct 13,2025
Which virtualization technology allows for HSRP protocol to be used in the active/active configuration where both HSRP Layer 3 devices can forward network traffic?
- A . OTV
- B . VSS
- C . vPC
- D . VDC
Which technology extends Layer 2 LANs over any network that supports IP?
- A . OTV
- B . VSS
- C . vPC
- D . VLAN
What is the purpose of an OTV edge device?
- A . connect to other data centers
- B . connect to the access layer
- C . connect to the end users
- D . connect to mobile devices
Which QoS architecture provides scalability of implementation?
- A . IntServ
- B . DiffServ
- C . LLQ
- D . RSVP
Which architecture provides a way to deliver end-to-end QoS as required by real-time voice and video business applications?
- A . IntServ
- B . DiffServ
- C . LLQ
- D . ToS
- E . DSCP
CoS is applied for Layer 2 markings in an Ethernet environment.
Which protocol must be configured on the Layer 2 switch port for CoS to work?
- A . MPLS
- B . IEEE 802.1W
- C . IEEE 802.1Q
- D . IEEE 802.1S
Which protocol is used in an in-band network and why?
- A . UDP, because it is connectionless
- B . SSH, because the username and password are encrypted
- C . Telnet, because the username and password are sent in clear
- D . MSDP, because it uses TCP as its transport protocol
What is an advantage of having an out-of-band management?
- A . It is less expensive to have an out-of-band management.
- B . Network devices can still be managed, even in case of network outage.
- C . There is no separation between the production network and the management network.
- D . SSH protocol must be used to manage network devices.
The direction of the flow of multicast traffic is based on which protocol?
- A . PIM
- B . IGMP
- C . underlying IGP
- D . MSDP
Which option can be implemented to manipulate the election of PIM DR to force multicast traffic to a certain path?
- A . Assign a lower PIM DR priority to the PIM DR interface.
- B . Assign a lower IP address to the PIM DR interface.
- C . Assign a higher PIM DR priority to the PIM DR interface.
- D . Increase the cost on the PIM DR interface.
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Hi sir,
Let review the questions: 189 VS 300; 204 VS 288;
I think these questions have a mismatch in these answers
I am looking forward your reply