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NEW QUESTION # 16
What is one advantage of the supportsave command versus the show tech-support command?
Answer: C
Explanation:
* Comparison Between supportsave and show tech-support:
* show tech-support: Generates diagnostic information and displays it on the CLI. It does not directly save or transfer the output.
* supportsave: Gathers similar diagnostic data but also allows the data to be transferred to a remote server, such as via TFTP, for easier analysis.
* Why Other Options Don't Apply:
* A. Uses fewer CPU cycles during execution: Both commands are similar in terms of resource usage.
* C. Uploads directly to RUCKUS support: Data transfer to RUCKUS support requires manual intervention.
* D. Generates automatically after a system crash: Neither command generates data automatically; both require user execution.
References:
* ICX Switch SupportSave Command Guide: RUCKUS Documentation
NEW QUESTION # 17
What is the maximum distance between ICX devices in a stack?
Answer: A
Explanation:
RUCKUS ICX switches support stacking over both copper and fiber connections, allowing for flexible deployment across various distances:
* Copper Stacking Cables:
* Maximum Distance:
* Up to 5 meters using active direct-attach copper (DAC) cables.
* Use Case:
* Suitable for stacking switches within the same rack or in close proximity.
* Fiber-Optic Stacking Cables:
* Maximum Distance:
* Up to 40 kilometers using appropriate optical transceivers and single-mode fiber.
* Use Case:
* Ideal for stacking switches located in different buildings or across a campus environment.
References:
* For detailed information on stacking distances and supported optics, refer to the FastIron stacking distances and optics guide: FastIron stacking distances and optics by device By utilizing fiber-optic connections with appropriate transceivers, ICX switches can be stacked over substantial distances, providing flexibility in network design and deployment.
NEW QUESTION # 18
Which switch model provides the most 100Gb ports?
Answer: C
NEW QUESTION # 19
A Wi-Fi access point is configured for management traffic on the default VLAN and a guest SSID on VLAN 10. The access point is connected to port 1/1/10.
What is the correct configuration?
Answer: B
NEW QUESTION # 20
For multicast clients to stop receiving traffic using a leave request, which protocol must run on the local subnet?
Answer: A
Explanation:
The Internet Group Management Protocol (IGMP) is used by IPv4 hosts and adjacent routers to establish multicast group memberships. Different versions of IGMP provide varying capabilities for managing these memberships.
IGMPv2 introduced the ability for hosts to send "leave group" messages when they wish to unsubscribe from a multicast group. This feature allows for more efficient management of multicast group memberships by enabling routers to promptly stop forwarding multicast traffic to subnets where there are no interested receivers.
When a host leaves a multicast group in an IGMPv2-enabled network, the following process occurs:
* Leave Message Sent: The host sends an IGMP leave message to the all-routers multicast address (224.0.0.2).
* Query by Router: Upon receiving the leave message, the router sends a group-specific query to determine if there are any remaining members of the multicast group on the local subnet.
* Group Membership Determination: If no hosts respond to the query within a specified time, the router concludes that there are no remaining members and ceases forwarding multicast traffic for that group to the subnet.
This mechanism reduces unnecessary multicast traffic and optimizes network performance.
In contrast, IGMPv1 does not have a leave group message; routers must rely on a timeout period to determine the absence of group members, leading to increased leave latency.
For more detailed information on IGMPv2 and its leave group mechanism, refer to the Cisco documentation on IGMP.
NEW QUESTION # 21
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