MARCH 13.1995 UDLUME13.H!.IHBE|112
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`NetworkWorld
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`Tl'IE NEWSWEEKLT IJF ENTERPRISE HETWGRK EOHFUTINE
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`HTC EX. 1022
`HTC v. Ancora
`US Patent No. 6,411,941
`
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`Page 1
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`HTC EX. 1022
`HTC v. Ancora
`US Patent No. 6,411,941
`
`

`

`technology Update_
`
`[is eping Up with Network Technologies and Standards
`
`llEl'tiiilli
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`Drill
`
`Setwork 1tl'orld Metamu-
`flnmtow ammonia Paw
`rubmitidmd reinitialth
`til-own! {infill} oar-Hoe Est Hi.
`theth at momma-mm
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`Doe-hull}, main-Illa bus I‘III
`arm or MMMHM
`Hull Fulton's llllp meant...
`mirth-Illuminatin-
`dtr. Heroine Ira-role;
`Recenter Emit SLIItIITJlIlpflrt-‘isnrot
`WowmtlomiorsLLTElCorp. in
`Little Rock, Arie, told us [tun ma [ring
`a nhangt) mhrsumlfl' Neurosis. ll'ltt.
`FDIJi network interface cards {NIB}
`gained a ring operation rs. problem. He
`m-srhal about evenysetendays, the
`Fniil ring woo Irt go into a high resent
`ring-uperationsttransltionsbetween
`tin-primary and secondary ring.
`Ufiginalb'Jis Now-II, Int. Net—
`Wan: illirindxtimmrs ueed 30am
`Corp.
`single-till sell station FDDI
`cards with the latest. drivers. but
`after
`the
`problem started.
`hr-
`cltanged tn Hodges dual-attach ste-
`tiorr tons} ear-ctr with that. contus-
`nir's litters! drivers. which were in lieu.
`trail at. the Li me.
`HDWIH'EI. the Hedge cards did not
`cycle trurretrlly in {MS tirade, appear-
`ing to hung on rtrtli never reestablish
`otrrrtmunieatiorrs.
`Aherconsiderlrrgohomjnri again
`Lo [Esra Sasha ms. lnc. DrlS cards.
`Stuart. writ sing the M srlgu. esrtisirt
`5A5 mode fi nallystatrilised the FD Ul
`ring, The nem'orlt isritrrru'rrg line
`now except [ortrcossiurralprohlems
`with NelWore Dimmer! Be Nice:
`lfroir have similar erqreritrncesto
`sluire. posts mistress to our Fusion
`Help lleslr (hnierenoe at htlpit'trtm.
`rtwttrntnn.onrn.$alerl i‘orumrrtllm
`Help Desk.
`
`Futile up
`Muir read i ng how to nmnnrittinm
`eon (For-1:33 \l'rndowntistrorn attach-
`irtg unwanted [.rrin'terjohtartguage
`cadr- ln I‘nnL‘lr‘ri p't filnrttiestirttrrt Fora
`lanIptllllllen’flfNH‘I Feta. l9. page
`5.1).rtrtrrtrierlnld ushuw Lauren 3
`similar pmolnm in Win flows NT.
`The tsunami-'5 trts Windows NT
`printord martian—attaching Hew-
`lett-Packard Cot-scape sequences
`to the stat-Lot Drint files.'t‘onliminnte
`“retirement, hesmrmwu go i nlo
`lllrl! printerrtrit'eroonl'igu ration and
`metre sure the range i nd Ppendence
`setting ischeclted off.
`
`
`
`
`
`Updated spec provides standard
`for remotely managing computers
`
`By Paul mimhln
`[f you want [u remote-l}l manage
`networked
`computers while
`complying with industryr stan-
`dards, check out products [Ital
`support the smn-tohorelcascd
`updated version of the I)th
`WWW (DMI).
`Version 2U ol'llrt: DMIspccir-
`ratiott Ill-tailsa standard war: for
`sending management informa-
`tion from remote devices across.
`
`sgemenl applications. The MIF
`database delines the standard
`managcahle attributes of
`l'C
`products.
`Tire Ml
`lcls TIMI-enabled
`applications access. manage and
`control
`desktop
`computers.
`components and peripherals.
`while [he (Ii allows corriponents
`to be seen and managed by appli-
`cations. that. call the D511 senl'lce
`layer. The CI gets
`trill-Lime
`
`relevant management
`extract
`information, the DM[ noh'usesa
`procedural i‘tPl composed nl'sev-
`oral discrete Functions. These
`functions Eilll casilvbc described
`using the Open Software Foun-
`dation.
`lrrc.’s
`(05F)
`Interface
`Description Language: (lDL).
`The use of IDI. is important
`because it allows inlonnation to
`be categorized rather than pre-
`sented in block form. More sig-
`
`llP CLOSE
`
`local ailment
`utilisation
`
`rim meager-nit!
`
`architectur
`Hell-anti :5.” til the W
`W'm adds
`the ability to filter events
`illltl changes the blurlt marr-
`rigerrrent irrlt' rider {Mil used
`in the specificstlulr'ii initial
`tension to a procedural Ml.
`“‘l‘ill'll enables remote duress
`
`Settles layer
`
`Procedural Ill
`mr...n...........t
`
`um
`
`tn mat and. lilil remote
`I 1 “IE!”sendsrrromlonnutron
`u’oo‘care cal rflt’fir. remote
`management npzrt IEJlI'Jl‘S.
`
`"IE Elfin lC'.‘ lit-El crrtegor ICS
`T'IC B-‘E'FEB lni‘TelEEei‘l U55"
`spec iro‘i Lllli‘ShUld‘j ills]
`sonrlstlrri'n tn the pince-
`uural MI.
`
`I
`
`mecomDocent Intenace
`{till nassestorr-e sen-roe
`taint tcal-‘I rnr: Curr-t 'r-for
`martian IT Cfliigctsfi'um the
`CWT-[Juliet lla’tll'fllfl an I]
`SDFM‘a'E
`
`thenetworl-ttoaeenrralnitefihe
`release also allows marraget'stu
`define and tiller m‘rrrts. Jillt'll
`as slat-ins. sent out by the Irrati-
`aged PC products. servers and
`software.
`The liesktnp Management
`Task Forrt‘ tDMTFi. an li‘it‘lliflu’y
`group. plans to release DMI Vt.
`-
`slim 2.0 early next rnunth. The
`release extends DMlVersinn 1.0.
`which established it standard
`framework for managing nel-
`wurked computers. Tire DMJ is
`independent of protocol. plat-
`fonn and operating system.
`Architectural overflow
`The DM] architecture in-
`cludes a service layer, a manage-
`ment information format (MlFl
`database. a management inter-
`face {MI} and :1 component
`inrerl'acelCi}.
`The DM] service layer act-t as
`an information broker between
`manageable products and man-
`
`drnamic instntntenlation infor—
`mation from manageable prod-
`ucts anti trams it tn the M I via the:
`sender Iat'er. lt shields compo-
`nent vendors
`from decisions
`about
`nmnagernent
`applicat-
`tinm. protocols and operating
`systems. allowing them to focus
`on providing wrnpctitit'l: matr—
`ngemrtlt for their pmdttr ts.
`The DMTF technical cotntnil-
`tot: has line-tuned the original
`DMI with two enhancements: it
`procedural interface and a self-
`rlesrrihi rig crenr mnrlei.
`Procedural Interface
`The DM] Version Lil uses a.
`block structure interfitlst: with as
`si ngl c API.
`the ser-
`With this interface.
`through
`vice layer has to sift
`large artruttrtts of indiscriminate
`data In acct-Rs required in 'urrru-
`lion. What's morc. it has been
`prone [O E "OPS.
`To make it easier for users In
`
`rtificandi'. it. allows all interface
`to he used wi LII the OSF's Distrib-
`rrlerl Cmnpnting Enrir'utul'rerll's
`remote procedure call function.
`This makes it possible to use the
`interface for remote rirauagc-
`mc tit.
`
`Event model
`'I'hr I'll-ll Vr'rsinrr I." slit-rife
`call on incorporates a highly flex-
`ilrle. event rttotlel. However. W0
`things an: missing: a way In der-
`Kflhl' events and it mechanism
`for filtering those events htrl'nre
`forwarding them to a manager.
`Ana result. management applica-
`tions rcccirt: a. plethont ofindis-
`litiguisltilblcrrcnts.
`In Helms-r 2.0, the UM] gains
`the abilin wdrline events within
`a component‘s MIF and to set
`event tillers in the service lil'lr'tfl'.
`This I'I'll'allll manage-rs can estab—
`lLsh
`severity
`thresholds
`and
`determine the lypes oft-vents for
`which they receive notification.
`
`Update Impact
`Desktop operating systems
`that
`recognize products
`that
`comply,‘ with Dhil‘ulersiun Ll] czui
`accommodate the updates. The
`liltll‘s CI
`is defined such that
`new code will he required to
`accommodate
`Version
`‘2."
`enhancements.
`However. the Ci changes will
`not
`iirturcdialcly
`all'ccl
`1hr:
`instalird base of llMl-cmtblerl
`hardwarr. which can still he
`:trcessufl at the Version 1.0 func-
`Llorialit}l Ietel by DMl-enabletl
`thanngemertrappllcariuns.
`The IiMl and MIFs were
`developed
`by a
`cooperative
`ll'lLlLtsll'lI' consortium with 122
`formal members and technical
`dialogues with more than 359
`companies.
`leadership
`The
`[)M'l'F's
`ittcltrtlt't- Compaq Computer
`Corp. Dell Computer Corp"
`Digital eqliprtrcut Curl)" lit-w-
`lull—Packard
`($0..
`IBM.
`Intel
`(Jonas
`illicrmoft Corp" NEG
`Corp“ Nora-ll.
`Inca. Tl“: Santa
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`(Lorp. and Strnlinl't. Inc. Version
`2.0 (if the Bil-ll further extends
`the writ; of these industry lead-
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`bettercitizens nl'lthAN.
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`Haedidinnafinn?
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`llitrlcr' provide a
`but Nrmmir
`quick primeron an important
`or emerging technology. If
`you have an idea for Technol-
`ogy Update, mntacr Beth
`Schultzh'yphone at. [312) 233-
`0215 or via 1he inter-net at
`hschultzflnwwxom.
`
`Network World 0 Mamh 13, 1995 o mnufuflnnnum o 35
`
`Paer
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`Page 2
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