- Like its synonym concentrator, an aggregator is any device that serves multiple other devices or users either with its own capabilities or by forwarding transmissions in a more concentrated and economical way. A remote access hub is sometimes referred to as an aggregator. A typical aggregator or remote access hub is a device that handles incoming dial-up calls for an Internet (or other network) POP and performs other services. An aggregator may be able to handle up to 100 dial-up modem calls, support a certain number of Integrated Services Digital Network connections, and support leased line and frame relay traffic while also functioning as a router.
Network user management: When your end users -- from un-savvy Internet novices to toxic bosses -- are a problem, use this network user management guide to keep your network secure.
Troubleshooting -- 'Network Know-How' Chapter 17: Troubleshooting, Chapter 17 of 'Network Know-How,' shows tools and methods that identify and solve network problems. Use this chapter as a tutorial to fixing computer connections.
Network management frameworks: FCAPS and ITIL: Network management is a complex topic. Thus far, two frameworks exist that can be of some use for understanding and taming network management: FCAPS and ITIL.
Networking podcasts: Listen to our networking podcasts and learn more about technologies you need to know to keep your network running smoothly.
The IT Guy: Networking comics: In our networking comic series, the IT guy and his office coworkers encounter day-to-day network challenges.
LAST UPDATED:
09 Jan 2002
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availability(SearchNetworking.com) 1) In a telephone circuit, availability is the ratio between the time during which the circuit is operational and elapsed time.
2) In a network...
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