In this case, the most likely cause of the constant disconnections when moving from one location to another is likely due to a problem with the roaming functionality of the wireless network. The setting that would likely provide better network stability in this situation is the RSSI roaming threshold, which determines the signal strength required for a client device to remain connected to the wireless network. If the roaming threshold is set too low, the client device may disconnect and reconnect to the network too frequently as it moves between different access points. On the other hand, if the threshold is set too high, the client device may not roam to a new access point when necessary, leading to a loss of connectivity. Adjusting the RSSI roaming threshold to an appropriate value may help to improve the stability of the wireless network in this situation.

Explanation
The subnet mask is a binary value that defines how many bits of an IP address are used to identify the network and how many bits are used to identify the host. The subnet mask also determines the size and number of subnets in a network. The ipconfig command shows the current IP configuration of a device, including the subnet mask. In this case, the subnet mask is misconfigured because it does not match the network address of the device. The device has an IP address of 192.168.1.55, which belongs to the network 192.168.1.0/24 (with a subnet mask of 255.255.255.0). However, the subnet mask is set to 225.225.225.224, which is an invalid value that does not correspond to any network prefix length. This causes the device to be unable to communicate with other devices on the same network or access the default gateway. References: CompTIA Network+ N10-008 Certification Study Guide, page 109; The Official CompTIA Network+ Student Guide (Exam N10-008), page 5-4.

Explanation
A Next-Generation Firewall (NGFW) is a type of firewall that can filter traffic on all OSI layers, as well as provide advanced security features such as application awareness, intrusion prevention, and threat intelligence.
A NGFW can replace a traditional router at the edge of a network and provide better protection against network attacks.
A proxy is a server that acts as an intermediary between clients and servers, forwarding requests and responses. A proxy can filter traffic on the application layer (layer 7), but not on the lower layers of the OSI model.
A layer 3 switch is a device that can perform both switching and routing functions. A layer 3 switch can filter traffic on the network layer (layer 3), but not on the higher or lower layers of the OSI model.
A load balancer is a device that distributes incoming traffic among a group of servers, improving performance and reliability. A load balancer can filter traffic on the transport layer (layer 4), but not on the higher or lower layers of the OSI model.
References
What is a Next-Generation Firewall?
What is a Reverse Proxy vs. Load Balancer?
Load Balancers Vs Api Gateway Vs Reverse Proxy
Reverse Proxy and Load Balancer: Understanding the Difference
CompTIA Network+ Certification All-in-One Exam Guide, Eighth Edition (Exam N10-008)

Explanation
twisted cable with a minimum Cat 5e certification is the MOST cost-effective alternative that provides proper cabling and supports gigabit Ethernet devices.