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Definition
| the physical path through which computers send and receive signals |
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Definition
| a group of computers that are connected with each other |
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Definition
| a set of networks that are connected with routers |
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Definition
| a private network whose access is generally restricted to authorized persons |
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Definition
| an environment consisting of computer systems from different vendors that run different operating systems and communications protocols |
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Definition
| an environment made up of components from the same vendor or compatible equipment that all run under the same OS or NOS |
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Definition
| a collection of networks under common administration that share a common routing strategy |
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Definition
| a communications network that serves users within a confined geographical area |
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Definition
| a backbone network that spans a metropolitan area and may be regulated by local or state authorities |
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Definition
| Institute of Electrical and Electronic Engineers |
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Definition
| a data communications network that serves users across a broad geographic area and often uses transmission devices provided by common carriers |
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Definition
| a network composed of different interconnected computer networks that cover an unlimited geographical area |
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Definition
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Term
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Definition
| no server and each integrated system interfaces directly with the other integrated systems |
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Definition
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Definition
| one server managing network access, security, file storage, e-mail, web surfing, and all other needs |
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Definition
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Definition
| more than one server, often with each server serving a specialized purpose |
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Definition
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Term
| multi-server high-speed backbone network |
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Definition
| multiple servers with different parts of the network located in different areas and connected by a high speed backbone or central connection |
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Term
| multi-server high-speed backbone network |
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Definition
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Definition
| often geographically dispersed but remains under the management of one organization |
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Definition
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Definition
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Term
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Definition
| creating smaller subnetworks by manipulating the subnet mask |
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Term
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Definition
| a mechanism used to designate part of an IP address as the network field and part of it as the host field |
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Term
| Variable Length Subnet Mask |
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Definition
| the act of implementing a different subnet mask on virtually every subnet on your network |
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Term
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Definition
| classless inter-domain routing |
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Term
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Definition
| the logical combination of numerous small networks into larger networks for the purpose of tracking |
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Term
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Definition
| distribution of addresses through variable length subnet masking |
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Term
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Definition
| communications-computer networking and information mangagement |
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Term
| Defense Information Infrastructure Control Concept |
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Definition
| consists of global, regional and local levels of responsibility |
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Term
| Network Management Tier 1 |
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Definition
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| Network Management Tier 2 |
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Definition
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| Network Management Tier 3 |
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Definition
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Term
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Definition
| responsible for the worldwide management and operational oversight of the Defense Information Infrastructure |
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Term
| Regional operations and security centers |
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Definition
| execute network and system management to ensure operational control and IA of a specific geographic or global area of responsibility |
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Term
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Definition
| provide reliable, secure networks and network services for base-level customers |
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Term
| network management IAW international standards organization |
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Definition
| provides mechanisms for monitoring, control, and coordination of resources within the open systems interconnection environment, and OSI protocol standards for communicating information pertinent to those resources |
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Term
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Definition
| combat information transport systems/base information protection |
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Term
| network management server |
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Definition
| a bundle of application software designed to significantly improve network efficiency and productivity |
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Term
| network management server |
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Definition
| a network server that runs simple network management protocol-based management applications |
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Term
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Definition
| a NM platform on one computer system at a location that is responsible for all NM duties |
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Term
| hierarchical architecture |
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Definition
| uses multiple systems, with one system acting as a central server and the others working as clients |
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Term
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Definition
| combination of centralized and hierarchical architectures; multiple peer platforms with one leader (manager of managers) of a set of peer NMS |
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Term
| inactive level of activity |
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Definition
| no monitoring is accomplished |
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Term
| reactive level of activity |
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Definition
| network support personnel react to a problem after it has occurred yet no monitoring has been applied |
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Term
| interactive level of activity |
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Definition
| combination of monitoring components and interactively troubleshooting to eliminate the side-effect alarms and isolate problems to a root cause |
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Term
| proactive level of activity |
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Definition
| automated monitoring components provide interactive problem analysis, giving a root cause alarm for the problem at-hand, and automatic restorative processes are in-place wherever possible to minimize downtime |
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Term
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Definition
| the process of obtaining data from the network and using that data to manage the setup of all managed network devices |
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Term
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Definition
| consists of the facilities needed to evaluate the behavior of network objects and the effectiveness of communications activities |
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Term
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Definition
| encompasses protecting sensitive information on devices attached to a data network by controlling access points to that information |
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Term
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Definition
| the protection of your data network including all hardware, software and information |
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Term
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Definition
| involves measuring the usage of a network resource against a user or organization |
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Term
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Definition
| the process of identifying, locating, and correcting network problems |
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Term
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Definition
| efficient management of networks through configuration, performance, security, accounting, and fault management |
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Term
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Definition
| a standard set of rules defined for communications |
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Term
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Definition
| internet control message protocol |
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Term
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Definition
| packet internetwork groper |
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Term
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Definition
| a protocol that operates in the internet layer and allows for error condition and information reporting on IP-based networking devices |
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Term
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Definition
| abnormal conditions that require NCC personnel to take action to correct or repair |
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Term
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Definition
| configuration/performance/security/accounting/fault management |
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Term
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Definition
| initial network analysis to determine trends associated with the network or segment representation |
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Term
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Definition
| a device attached to a data network that specifically supports some form of SNMP management |
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Term
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Definition
| uses the NM station to issue requests for information from managed nodes |
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Term
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Definition
| responsible for monitoring, collecting, and reporting management data to the management system |
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Term
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Definition
| the standard for managing network information |
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Term
| Management information base |
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Definition
| a hierarchal directory structure comprised of labeled and leaf nodes |
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Term
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Definition
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Term
| read only/get/public string |
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Definition
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Term
| read/write/set/private string |
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Definition
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Term
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Definition
| System management automated report tracking system |
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Term
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Definition
| network management software |
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Term
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Definition
| the process of pinpointing failures and their effects on a managed system |
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Term
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Definition
| mapping between the problems and the symptoms |
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Term
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Definition
| an object-oriented data model that describes the managed domain |
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Term
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Definition
| problem, compound, symptomatic |
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Term
| Internet protocol version 4 (IPv4) |
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Definition
| a legacy internet addressing system with a limited number of addresses |
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Term
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Definition
| the base two number system that computers use to represent data |
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Term
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Definition
| the lowest representation of data |
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Term
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Definition
| used to reference a specific network, subnet, and/or a specific host |
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Term
| Network management server |
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Definition
| a bundle of application software designed to significantly improve network efficiency and productivity |
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Term
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Definition
| first useable subnet to the last useable subnet |
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Term
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Definition
| first useable bit combination to the last useable bit combination |
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Term
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Definition
| first useable IP address to the last useable address |
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Term
| Media Access Control (MAC) |
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Definition
| used for addressing on a physically connected network to identify network nodes |
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