Cabling and connectors
Fiber cable mode used in long distances
SMF (Single Mode Fiber)
SSO
Single Sign On (facilitated by SAML)
How many available IP addresses you get if you split a /24 network in half
128 available (126 usable)
Protocol that prevents broadcast storms
STP (Spanning Tree Protocol)
Version of SNMP that allows for Authentication, Encryption, and message integrity
Version 3
Both connector types for a coaxial cable
F-connector and BNC
RSTP
Rapid Spanning Tree Protocol
IP address of route (or gateway) of last resort
0.0.0.0
Device that breaks up collision domains
Managed Switch
DNS Record used to store information about other DNS servers
NS (Name System)
Most common fiber-optic connector used to connect to a NIC
LC Connector
CDN
Content Delivery Network (To deliver content to users from servers closest to them)
Inconsistencies in the delivery of data packets due to network congestion (hint: not latency)
Jitter
Switch standard that can power VOIP phones and access points
PoE (Power Over Ethernet)
Best topology for a Wireless Controller and its WAP's
Mesh
Layer of the OSI Model where CRC errors are found
Layer 1 (Physical)
GRE
Generic Routing Encapsulation
FHRP uses a floating ________ to allow the cluster of routers to share a single interface
VIP (Virtual IP Address)
Protocol to determine port status when troubleshooting connectivity issues
Link-Layer Discovery Protocol (LLDP)
Term for troubleshooting a 3-tier Hierarchy network that starts at the Access layer and works to the Core Layer
Bottom-Up
Type of Ethernet cable used when wiring through a confined space
Plenum (fire-resistant)
DCI
Data Center Interconnect (connects multiple datacenters together)
Term for a single cloud software application or infrastructure that services numerous customers
Multitenancy
Allows only trusted ports to respond to DHCP requests
DHCP snooping
Provisioning that allows OS configuration prior to deployment on a network without user interaction
SD-WAN Zero-Touch