Network Design State test 2023

EAP

Authentication protocol supporting smart cards

RJ45

Network cable end often confused with a telephone plug

Cross-site scripting

Computer security vulnerability in web applications

Unicast

Single packet sent from a source to a destination on a network

Impact of outsourcing on network design

Meeting with the outsourcing company to determine impact

SMB

Client/server file-sharing protocol establishing long-term connections

Spanning tree protocol

Eliminates switching loops

SOAP

Protocol for exchanging structured information in Web Services

Reliability

Network measurement area monitoring health of links using end-to-end probes

Domain

Network model recommended for more than ten workstations

Cladding

Reflective material around the core of a fiber optic cable

Subnet

Subnet where an IP address resides based on given IP and subnet mask

OSPF DR election

Router with the highest OSPF priority setting wins as DR

VLAN

Partitioned layer-2 network creating distinct broadcast domains

SMTP

TCP/IP protocol for message exchange between email systems

Debugging

Process to monitor connection establishment on a serial link using PPP

HTTP port

TCP port for HTTP communication traffic

EULA

Typical software agreement

Hub in OSI model

Specified in the Physical layer

Debugging

Process to monitor connection establishment on a serial link using PPP

Physical layer

Layer of OSI model where an unplugged network cable issue occurs

Firmware

Essential for keeping hardware running effectively

Traceroute

Linux or UNIX specific command-line tool

Firewall design

Recommended approach for opening and closing ports

Cat 5 cable length

Maximum recommended length for a single run

Router installation

Inexpensive way to reduce network traffic for the short term

MPLS

Technology reducing latency and useful for voice and video services

Ether Channel

Feature to increase bandwidth by combining multiple physical links

Promiscuous mode

Feature to configure for packet sniffing on a hub

BwPing

Tool to measure bandwidth and response times between hosts using ICMP

Five-9s availability

Goal for a network to be available 99.999% of the time

IIS

Web server application by Microsoft for Microsoft Windows

CIRT tasks

Tasks performed by a Computer Incident Response Team

Subnet mask for two equal subnets

255.255.255.128

SMTP

TCP/IP protocol governing e-mail message delivery

cPanel

Unix-based web hosting control panel simplifying website hosting

WEP

Older wireless encryption strategy susceptible to brute force attacks

Dry-run

Initial test of a plan by conducting a structured walk-through

VA

Rating used to specify the size of a UPS

RAID 5

Stripe sets with parity RAID level

Cron

Time-based job scheduler in Unix-like operating systems

Business continuity planning scope

Primary focus on business processes

PPTP incorrect statement

PPTP is derived from L2TP

Wireless network configuration

WPA2, SSID visible, and 802.11n for temporary setup

Access control

System enabling control of access to areas and resources

Linus Torvalds

Individual after whom Linux is named

MAC

Unspecified term in the context provided

Application gateway

A type of firewall that applies security mechanisms to specific applications like FTP and Telnet servers, effective but can degrade performance.

Loopback address

Used in OSPF routing protocol to ensure a consistent router ID for the OSPF process.

DHCP scope

Client information and settings configured once a DHCP server is activated.

Peer-to-peer network

Characterized by decentralized administration, shared resources, and easy setup, lacking centralized authentication.

TCP/IP

Set of rules governing data transmission over the Internet.

RAID

Stands for Redundant Array of Independent Disks, used for data storage.

SSL

Protocol for secure data communication, especially over insecure networks like the Internet.

Crossover cable

Used to connect similar devices in a network, such as a computer to a switch.

NAT

Stands for Network Address Translation, a technique used in networking.

VPN

Technology for establishing secure connections between remote users and internal networks.

POP3

Protocol used to retrieve email from a remote server to a local client.

DMZ

Demilitarized Zone used in network security to isolate external-facing servers and services.

VPN

Protocol used for securely connecting to a remote network using a tunneling protocol.

Network layer

OSI layer responsible for logical addressing in networking.

WPA

Wireless encryption protocol providing strong security for wireless networks.

Switch

Device that connects multiple network segments and makes forwarding decisions based on MAC addresses.

IPv6

Internet Protocol version 6 with features like larger address space, improved security, and automatic configuration.

Private IP address ranges

Include 10.0.0.0 - 10.255.255.255, 172.16.0.0 - 172.31.255.255, and 192.168.0.0 - 192.168.255.255.

Ping

Command used to test connectivity between two devices in a network.