us into clubs where we get drinks for free." A week and a half ago, Ms. Hazard and Ms. Berger were still searching for roommates, and also for a house. They had put a deposit on one, but it was quickly returned, as their incomes didn't qualify them for the rent (a relief, since they hadn't been truly keen on the house). Then they considered another, which was big and beautiful and came with the all- important garden, but they eventually retreated from it because it was in a dodgy neighborhood. (Monday of last week, Ms. Berger woke up at 4 a.m. and began researching murder rates in the area. "There were 16 in the last year," she said glumly.) But a happy ending was in the offing. A few weeks earlier, she and Ms. Hazard had met Johanna Bronk, 23, a recent Oberlin graduate and classical singer, and Sara Teitelbaum, who is also 23 and studying to be a lactation consultant. The two had written their own evocative ad but, like Ms. Berger and Ms
Võrgu manageerimine 12. Liidestus - kokku ühendamine, nt arvuti+võrk, võrk+võrk RVõrgutopoloogiad Täielikult ühendatud - ressursikulukas, aga pole marsruutimistr vaja teha seega peaks aega kokku horrr. Tähtvõrk - üks keskjaam, millega on kõik teised ühendatud, suht dodgy variant kuna kogu süsteem sõltub sellest keskmisest Siinivõrk (ülemine) ja Ringvõrk Võrgu tüübid: ● LAN - privaatselt omatud, ühendab seadeid suletud kohas (kool,
oCollision domain - the set of networked devices whose framescan collide with · Even a frame with a valid FCS is considered runt, if it's <64B High speed redundancy Collision detection time, abort time Need to distinguish collision from noise, since no need for one another.Devices connected via coax, repeaters, shared hubs are in thesame · It can be caused by a collision, dodgy software or a faulty EMC Immunity source to back off exponentially in response to noise-> non-zero detection time.Need to ensure that all collision domain (they can see each other's frames -easy for sniffing devices to port/NIC. Source: Bill King Siemens Energy & Automation (ISA 2002 Conference
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