Applies ToWindows Server 2008 R2 Service Pack 1 Windows Server 2008 R2 Datacenter Windows Server 2008 R2 Enterprise Windows Server 2008 R2 Standard Windows Server 2008 R2 Foundation Windows Server 2008 R2 for Itanium-Based Systems Windows 7 Service Pack 1 Windows 7 Ultimate Windows 7 Enterprise Windows 7 Professional Windows 7 Home Premium Windows 7 Home Basic Windows 7 Starter

Rezime

Ova ispravka čini poboljšanja kvaliteta na servisiranje stek, što je komponentu koja instalira ažuriranja za Windows. Ključne izmene uključuju:

Instalirajte ovo servisiranje steka ažuriranje pre nego što instalirate najnovije mesečne bezbednosnu ispravku da se ublaže poznat problem gde je mesečni bezbednosti update instalacija ne uspijeva, i dobijate poruku o grešci 0x8000FFFF.

Microsoft preporučuje da uvek instalirate najnovije servisiranje steka ispravku (SSU) za vaš operativni sistem pre nego što instalirate najnovije mesečne bezbednosnu ispravku. Instaliranje servisiranje steka ispravke (SSU) uverite se da imate snažan i pouzdan servisiranje steka tako da svoje uređaje možete da primate i instalirate Microsoft bezbednosne ispravke.

Poznati problemi za ovo ažuriranje

Ponovno pokretanje je zaglavio na „Fazu 2 2” ili „fazu 3”3

Nakon što instalirate ispravku 3177467 zajedno sa drugim ispravkama, možda će biti potrebno ponovno pokretanje da biste dovršili instalaciju. Tokom ovog ponovno pokretanje, možda će vam se zaglavio na „Fazu 2 2” ili „fazu 3”3. Ako naiđete na ovaj problem, pritisnite kombinaciju tastera Ctrl + Alt + Delete da biste nastavili da se prijavite. Ovo bi trebalo da se dogodi samo jednom i ne sprečava ispravke uspešno instalira. Napomena U upravljanim okruženjima, kao što pomoću Windows Server Update Services (WSUS), možete izbeći bilo koju od tih pitanja raspoređivanjem ovu ispravku kao samostalni ispravka. Restart stuck on "Stage 2 of 2" or "Stage 3 of 3"

NAJČEŠĆA PITANJA

Q: Treba preklasifikovane verzija ove ispravke za servisiranje steka instalirati kada originalna verzija je već instaliran?

A: Da, preporučuje se da instalirate ponovo izdati servisiranje steka ispravku, čak i ako je originalna verzija je instalirana. Nije potrebno da prvo uklonite originalni dogovor.

Kako da se ovo ažuriranje

Microsoft preporučuje da instalirate najnoviji servisiranje steka ispravku (SSU) za vaš operativni sistem prije nego instalirate najnovije sabiranje. SSUs poboljšavanje pouzdanosti proces ažuriranja da ublaže eventualne probleme prilikom instaliranja sabiranje i prilikom primene Microsoft bezbednosne ispravke.

1. metod: Windows Update

Ova ispravka je dostupna kroz Windows Update. Kada uključite automatsko ažuriranje, ova ispravka će preuzeti i instalirati automatski. Za više informacija o tome kako da uključite automatsko ažuriranje, pogledajte Windows Update: FAQ.

2. metod: Microsoft Update Catalog

Da biste dobili samostalni paket za ovu ispravku, idite na Web lokaciju Microsoft Update Catalog .

Detaljne informacije o ispravci

Preduslovi

Da biste primijenili ovo ažuriranje, morate da instalirate servisni paket 1 za Windows 7 ili Windows Server 2008 R2.

Informacije o registratoru

Da biste primijenili ovo ažuriranje, nemoraš unesite izmene u registratoru.

Zahtev za ponovnim pokretanjem

Ne morate ponovo pokrenuti računalo nakon primjene ove nadopune.

Informacije o zameni ispravke

Ova ispravka zamenjuje prethodno objavljenu ispravku 3020369.

Status

Microsoft je potvrdio da je ovo problem kod Microsoft proizvoda koji su navedeni u odeljku „Odnosi se na”.

Reference

Saznajte više o terminologiji koju Microsoft koristi za opisivanje softverskih ažuriranja.

Za više informacija o SSUs, pogledajte Servicing steka ispravke.

Informacije o datoteciThe engleski (Sjedinjene Države), verzija ova softverska ispravka instalira datoteke koje imaju atribute koji su navedeni u sledećim tabelama. Datumi i vremena za te datoteke navedeni su u koordiniranom univerzalnom vremenu (UTC). Datumi i vremena za ove datoteke na lokalnom računaru prikazuju se po lokalnom vremenu zajedno sa trenutnom pristrasnost računanja vremena (DST). Pored toga, datumi i vremena mogu promeniti kada izvršavate određene operacije na datoteke.

Napomene

MANIFEST datoteke (.manifest) i MUM datoteke (.mum) koje su instalirane nisu navedeni.

Informacije o datoteci Windows 7 i Windows Server 2008 R2

Informacije o datoteci hash

Ime datoteke

Sha1 hash

SHA256 hash

Windows6.1-KB3177467-v2-x64.msu

B9DF2405E7E034E3FFDA160FFF99A36AB96BA187

85A000E9235CEE7A40A5B91E85C77F81CF9CC48E7F9128A98C21705B5EB85D64

Windows6.1-KB3177467-v2-ia64.msu

85D718E5B6438BABCE74FCA217D53FA24E18B8A1

921BA8294E56BF5952F4A4D8BFFCEEDE9FD5EB42F7F32D66D33BAB4286BD2381

Windows6.1-KB3177467-v2-x86.msu

ABD69A188878D93212486213990C8CAAB4D6AE57

348428ED20D3A6518876AD684C6A9C18227CDC170675EE9B2624A82C141A4F8A

Za sve podržane verzije x64

Ime datoteke

Verzija datoteke

Veličina datoteke

Datum

Vreme

Platforma

Apds.dll

6.1.7601.23505

2,172,928

22-Jul-2016

15:31

x64

Apircl.dll

6.1.7601.23505

276,480

22-Jul-2016

15:31

x64

Apss.dll

6.1.7601.23505

235,520

22-Jul-2016

15:31

x64

Cbscore.dll

6.1.7601.23505

976,896

22-Jul-2016

15:31

x64

Cbsmsg.dll

6.1.7601.23505

28,672

22-Jul-2016

15:31

x64

Cmiadapter.dll

6.1.7601.23505

125,952

22-Jul-2016

15:31

x64

Cmitrust.dll

6.1.7601.23505

479,232

22-Jul-2016

15:31

x64

Cmiv2.dll

6.1.7601.23505

3,739,136

22-Jul-2016

15:31

x64

Cntrtextinstaller.dll

6.1.7601.23505

170,496

22-Jul-2016

15:31

x64

Dpx.dll

6.1.7601.23505

399,872

22-Jul-2016

15:31

x64

Drupdate.dll

6.1.7601.23505

203,776

22-Jul-2016

15:31

x64

Drvstore.dll

6.1.7601.23505

423,424

22-Jul-2016

15:31

x64

Esscli.dll

6.1.7601.23505

440,320

22-Jul-2016

15:31

x64

Fastprox.dll

6.1.7601.23505

909,312

22-Jul-2016

15:31

x64

Globalinstallorder.xml

Not applicable

1,973,556

23-Mar-2016

22:39

Not applicable

Helpcins.dll

6.1.7601.23505

142,336

22-Jul-2016

15:31

x64

Locdrv.dll

6.1.7601.23505

370,176

22-Jul-2016

15:31

x64

Mofd.dll

6.1.7601.23505

278,528

22-Jul-2016

15:31

x64

Mofinstall.dll

6.1.7601.23505

76,288

22-Jul-2016

15:31

x64

Msdelta.dll

6.1.7601.23505

451,584

22-Jul-2016

15:31

x64

Mspatcha.dll

6.1.7601.23505

46,592

22-Jul-2016

15:31

x64

Oemhelpins.dll

6.1.7601.23505

222,208

22-Jul-2016

15:31

x64

Pkgmgr.exe

6.1.7601.23505

199,168

22-Jul-2016

14:58

x64

Poqexec.exe

6.1.7601.23505

142,336

22-Jul-2016

14:58

x64

Repdrvfs.dll

6.1.7601.23505

453,632

22-Jul-2016

15:31

x64

Smiengine.dll

6.1.7601.23505

933,376

22-Jul-2016

15:31

x64

Smipi.dll

6.1.7601.23505

104,448

22-Jul-2016

15:31

x64

Svcini.exe

6.1.7601.23505

17,920

22-Jul-2016

14:58

x64

Wbemcomn.dll

6.1.7601.23505

529,408

22-Jul-2016

15:31

x64

Wbemcore.dll

6.1.7601.23505

1,225,216

22-Jul-2016

15:31

x64

Wbemprox.dll

6.1.7601.23505

43,520

22-Jul-2016

15:31

x64

Wcmtypes.xsd

Not applicable

1,047

23-Mar-2016

22:43

Not applicable

Wcp.dll

6.1.7601.23505

2,759,680

22-Jul-2016

15:31

x64

Wdscore.dll

6.1.7601.23505

271,360

22-Jul-2016

15:31

x64

Wmicmiplugin.dll

6.1.7601.23505

525,312

22-Jul-2016

15:31

x64

Wmiutils.dll

6.1.7601.23505

137,216

22-Jul-2016

15:31

x64

Wrpint.dll

6.1.7601.23505

60,928

22-Jul-2016

15:31

x64

Xmllite.dll

1.3.1001.0

198,656

22-Jul-2016

15:31

x64

Apds.dll

6.1.7601.23505

1,798,144

22-Jul-2016

15:13

x86

Apircl.dll

6.1.7601.23505

223,744

22-Jul-2016

15:13

x86

Apss.dll

6.1.7601.23505

201,216

22-Jul-2016

15:13

x86

Cbscore.dll

6.1.7601.23505

845,824

22-Jul-2016

15:13

x86

Cbsmsg.dll

6.1.7601.23505

28,672

22-Jul-2016

14:51

x86

Cmiadapter.dll

6.1.7601.23505

120,320

22-Jul-2016

15:13

x86

Cmitrust.dll

6.1.7601.23505

296,960

22-Jul-2016

15:13

x86

Cmiv2.dll

6.1.7601.23505

2,040,832

22-Jul-2016

15:13

x86

Cntrtextinstaller.dll

6.1.7601.23505

143,872

22-Jul-2016

15:13

x86

Dpx.dll

6.1.7601.23505

257,024

22-Jul-2016

15:13

x86

Drupdate.dll

6.1.7601.23505

173,568

22-Jul-2016

15:13

x86

Drvstore.dll

6.1.7601.23505

323,072

22-Jul-2016

15:13

x86

Esscli.dll

6.1.7601.23505

266,240

22-Jul-2016

15:13

x86

Fastprox.dll

6.1.7601.23505

606,208

22-Jul-2016

15:13

x86

Globalinstallorder.xml

Not applicable

1,973,556

23-Mar-2016

22:38

Not applicable

Helpcins.dll

6.1.7601.23505

105,472

22-Jul-2016

15:13

x86

Locdrv.dll

6.1.7601.23505

229,888

22-Jul-2016

15:13

x86

Mofd.dll

6.1.7601.23505

192,000

22-Jul-2016

15:13

x86

Mofinstall.dll

6.1.7601.23505

58,880

22-Jul-2016

15:13

x86

Msdelta.dll

6.1.7601.23505

305,152

22-Jul-2016

15:13

x86

Mspatcha.dll

6.1.7601.23505

35,328

22-Jul-2016

15:13

x86

Oemhelpins.dll

6.1.7601.23505

151,040

22-Jul-2016

15:13

x86

Pkgmgr.exe

6.1.7601.23505

209,920

22-Jul-2016

14:51

x86

Poqexec.exe

6.1.7601.23505

123,904

22-Jul-2016

14:51

x86

Repdrvfs.dll

6.1.7601.23505

301,568

22-Jul-2016

15:13

x86

Smiengine.dll

6.1.7601.23505

697,344

22-Jul-2016

15:13

x86

Smipi.dll

6.1.7601.23505

98,816

22-Jul-2016

15:13

x86

Svcini.exe

6.1.7601.23505

16 384

22-Jul-2016

14:51

x86

Wbemcomn.dll

6.1.7601.23505

363,520

22-Jul-2016

15:13

x86

Wbemcore.dll

6.1.7601.23505

780,288

22-Jul-2016

15:13

x86

Wbemprox.dll

6.1.7601.23505

29,184

22-Jul-2016

15:13

x86

Wcmtypes.xsd

Not applicable

1,047

23-Mar-2016

22:42

Not applicable

Wcp.dll

6.1.7601.23505

1,909,760

22-Jul-2016

15:13

x86

Wdscore.dll

6.1.7601.23505

189,952

22-Jul-2016

15:13

x86

Wmicmiplugin.dll

6.1.7601.23505

351,232

22-Jul-2016

15:13

x86

Wmiutils.dll

6.1.7601.23505

85,504

22-Jul-2016

15:13

x86

Wrpint.dll

6.1.7601.23505

54,272

22-Jul-2016

14:50

x86

Xmllite.dll

1.3.1001.0

180,736

22-Jul-2016

15:13

x86

Za sve podržane ia64-bitne verzije

Ime datoteke

Verzija datoteke

Veličina datoteke

Datum

Vreme

Platforma

Apds.dll

6.1.7601.23505

3,342,336

22-Jul-2016

15:10

IA-64

Apircl.dll

6.1.7601.23505

752,128

22-Jul-2016

15:10

IA-64

Apss.dll

6.1.7601.23505

560,128

22-Jul-2016

15:10

IA-64

Cbscore.dll

6.1.7601.23505

1,837,056

22-Jul-2016

15:09

IA-64

Cbsmsg.dll

6.1.7601.23505

40,448

22-Jul-2016

15:09

IA-64

Cmiadapter.dll

6.1.7601.23505

284,672

22-Jul-2016

15:09

IA-64

Cmitrust.dll

6.1.7601.23505

987,136

22-Jul-2016

15:09

IA-64

Cmiv2.dll

6.1.7601.23505

6,536,192

22-Jul-2016

15:09

IA-64

Cntrtextinstaller.dll

6.1.7601.23505

357,376

22-Jul-2016

15:09

IA-64

Dpx.dll

6.1.7601.23505

770,560

22-Jul-2016

15:09

IA-64

Drupdate.dll

6.1.7601.23505

390,144

22-Jul-2016

15:09

IA-64

Drvstore.dll

6.1.7601.23505

742,400

22-Jul-2016

15:09

IA-64

Esscli.dll

6.1.7601.23505

1,011,200

22-Jul-2016

15:09

IA-64

Fastprox.dll

6.1.7601.23505

2,099,712

22-Jul-2016

15:09

IA-64

Globalinstallorder.xml

Not applicable

1,973,556

23-Mar-2016

22:39

Not applicable

Helpcins.dll

6.1.7601.23505

187,904

22-Jul-2016

15:09

IA-64

Locdrv.dll

6.1.7601.23505

803,328

22-Jul-2016

15:10

IA-64

Mofd.dll

6.1.7601.23505

643,584

22-Jul-2016

15:09

IA-64

Mofinstall.dll

6.1.7601.23505

193,024

22-Jul-2016

15:09

IA-64

Msdelta.dll

6.1.7601.23505

890,368

22-Jul-2016

15:09

IA-64

Mspatcha.dll

6.1.7601.23505

111,104

22-Jul-2016

15:09

IA-64

Oemhelpins.dll

6.1.7601.23505

420,352

22-Jul-2016

15:10

IA-64

Pkgmgr.exe

6.1.7601.23505

334,848

22-Jul-2016

14:46

IA-64

Poqexec.exe

6.1.7601.23505

272,384

22-Jul-2016

14:46

IA-64

Repdrvfs.dll

6.1.7601.23505

1,067,008

22-Jul-2016

15:10

IA-64

Smiengine.dll

6.1.7601.23505

1,953,792

22-Jul-2016

15:10

IA-64

Smipi.dll

6.1.7601.23505

186,880

22-Jul-2016

15:10

IA-64

Svcini.exe

6.1.7601.23505

41,984

22-Jul-2016

14:46

IA-64

Wbemcomn.dll

6.1.7601.23505

1,005,056

22-Jul-2016

15:10

IA-64

Wbemcore.dll

6.1.7601.23505

2,959,872

22-Jul-2016

15:10

IA-64

Wbemprox.dll

6.1.7601.23505

102,912

22-Jul-2016

15:10

IA-64

Wcmtypes.xsd

Not applicable

1,047

23-Mar-2016

22:43

Not applicable

Wcp.dll

6.1.7601.23505

5,129,728

22-Jul-2016

15:10

IA-64

Wdscore.dll

6.1.7601.23505

600,064

22-Jul-2016

15:10

IA-64

Wmicmiplugin.dll

6.1.7601.23505

939,520

22-Jul-2016

15:10

IA-64

Wmiutils.dll

6.1.7601.23505

273,408

22-Jul-2016

15:10

IA-64

Wrpint.dll

6.1.7601.23505

128 000

22-Jul-2016

15:10

IA-64

Xmllite.dll

1.3.1001.0

448,512

22-Jul-2016

15:10

IA-64

Apds.dll

6.1.7601.23505

1,798,144

22-Jul-2016

15:13

x86

Apircl.dll

6.1.7601.23505

223,744

22-Jul-2016

15:13

x86

Apss.dll

6.1.7601.23505

201,216

22-Jul-2016

15:13

x86

Cbscore.dll

6.1.7601.23505

845,824

22-Jul-2016

15:13

x86

Cbsmsg.dll

6.1.7601.23505

28,672

22-Jul-2016

14:51

x86

Cmiadapter.dll

6.1.7601.23505

120,320

22-Jul-2016

15:13

x86

Cmitrust.dll

6.1.7601.23505

296,960

22-Jul-2016

15:13

x86

Cmiv2.dll

6.1.7601.23505

2,040,832

22-Jul-2016

15:13

x86

Cntrtextinstaller.dll

6.1.7601.23505

143,872

22-Jul-2016

15:13

x86

Dpx.dll

6.1.7601.23505

257,024

22-Jul-2016

15:13

x86

Drupdate.dll

6.1.7601.23505

173,568

22-Jul-2016

15:13

x86

Drvstore.dll

6.1.7601.23505

323,072

22-Jul-2016

15:13

x86

Esscli.dll

6.1.7601.23505

266,240

22-Jul-2016

15:13

x86

Fastprox.dll

6.1.7601.23505

606,208

22-Jul-2016

15:13

x86

Globalinstallorder.xml

Not applicable

1,973,556

23-Mar-2016

22:38

Not applicable

Helpcins.dll

6.1.7601.23505

105,472

22-Jul-2016

15:13

x86

Locdrv.dll

6.1.7601.23505

229,888

22-Jul-2016

15:13

x86

Mofd.dll

6.1.7601.23505

192,000

22-Jul-2016

15:13

x86

Mofinstall.dll

6.1.7601.23505

58,880

22-Jul-2016

15:13

x86

Msdelta.dll

6.1.7601.23505

305,152

22-Jul-2016

15:13

x86

Mspatcha.dll

6.1.7601.23505

35,328

22-Jul-2016

15:13

x86

Oemhelpins.dll

6.1.7601.23505

151,040

22-Jul-2016

15:13

x86

Pkgmgr.exe

6.1.7601.23505

209,920

22-Jul-2016

14:51

x86

Poqexec.exe

6.1.7601.23505

123,904

22-Jul-2016

14:51

x86

Repdrvfs.dll

6.1.7601.23505

301,568

22-Jul-2016

15:13

x86

Smiengine.dll

6.1.7601.23505

697,344

22-Jul-2016

15:13

x86

Smipi.dll

6.1.7601.23505

98,816

22-Jul-2016

15:13

x86

Svcini.exe

6.1.7601.23505

16 384

22-Jul-2016

14:51

x86

Wbemcomn.dll

6.1.7601.23505

363,520

22-Jul-2016

15:13

x86

Wbemcore.dll

6.1.7601.23505

780,288

22-Jul-2016

15:13

x86

Wbemprox.dll

6.1.7601.23505

29,184

22-Jul-2016

15:13

x86

Wcmtypes.xsd

Not applicable

1,047

23-Mar-2016

22:42

Not applicable

Wcp.dll

6.1.7601.23505

1,909,760

22-Jul-2016

15:13

x86

Wdscore.dll

6.1.7601.23505

189,952

22-Jul-2016

15:13

x86

Wmicmiplugin.dll

6.1.7601.23505

351,232

22-Jul-2016

15:13

x86

Wmiutils.dll

6.1.7601.23505

85,504

22-Jul-2016

15:13

x86

Wrpint.dll

6.1.7601.23505

54,272

22-Jul-2016

14:50

x86

Xmllite.dll

1.3.1001.0

180,736

22-Jul-2016

15:13

x86

Za sve podržane verzije x86

Ime datoteke

Verzija datoteke

Veličina datoteke

Datum

Vreme

Platforma

Apds.dll

6.1.7601.23505

1,798,144

22-Jul-2016

15:13

x86

Apircl.dll

6.1.7601.23505

223,744

22-Jul-2016

15:13

x86

Apss.dll

6.1.7601.23505

201,216

22-Jul-2016

15:13

x86

Cbscore.dll

6.1.7601.23505

845,824

22-Jul-2016

15:13

x86

Cbsmsg.dll

6.1.7601.23505

28,672

22-Jul-2016

14:51

x86

Cmiadapter.dll

6.1.7601.23505

120,320

22-Jul-2016

15:13

x86

Cmitrust.dll

6.1.7601.23505

296,960

22-Jul-2016

15:13

x86

Cmiv2.dll

6.1.7601.23505

2,040,832

22-Jul-2016

15:13

x86

Cntrtextinstaller.dll

6.1.7601.23505

143,872

22-Jul-2016

15:13

x86

Dpx.dll

6.1.7601.23505

257,024

22-Jul-2016

15:13

x86

Drupdate.dll

6.1.7601.23505

173,568

22-Jul-2016

15:13

x86

Drvstore.dll

6.1.7601.23505

323,072

22-Jul-2016

15:13

x86

Esscli.dll

6.1.7601.23505

266,240

22-Jul-2016

15:13

x86

Fastprox.dll

6.1.7601.23505

606,208

22-Jul-2016

15:13

x86

Globalinstallorder.xml

Not applicable

1,973,556

23-Mar-2016

22:38

Not applicable

Helpcins.dll

6.1.7601.23505

105,472

22-Jul-2016

15:13

x86

Locdrv.dll

6.1.7601.23505

229,888

22-Jul-2016

15:13

x86

Mofd.dll

6.1.7601.23505

192,000

22-Jul-2016

15:13

x86

Mofinstall.dll

6.1.7601.23505

58,880

22-Jul-2016

15:13

x86

Msdelta.dll

6.1.7601.23505

305,152

22-Jul-2016

15:13

x86

Mspatcha.dll

6.1.7601.23505

35,328

22-Jul-2016

15:13

x86

Oemhelpins.dll

6.1.7601.23505

151,040

22-Jul-2016

15:13

x86

Pkgmgr.exe

6.1.7601.23505

209,920

22-Jul-2016

14:51

x86

Poqexec.exe

6.1.7601.23505

123,904

22-Jul-2016

14:51

x86

Repdrvfs.dll

6.1.7601.23505

301,568

22-Jul-2016

15:13

x86

Smiengine.dll

6.1.7601.23505

697,344

22-Jul-2016

15:13

x86

Smipi.dll

6.1.7601.23505

98,816

22-Jul-2016

15:13

x86

Svcini.exe

6.1.7601.23505

16 384

22-Jul-2016

14:51

x86

Wbemcomn.dll

6.1.7601.23505

363,520

22-Jul-2016

15:13

x86

Wbemcore.dll

6.1.7601.23505

780,288

22-Jul-2016

15:13

x86

Wbemprox.dll

6.1.7601.23505

29,184

22-Jul-2016

15:13

x86

Wcmtypes.xsd

Not applicable

1,047

23-Mar-2016

22:42

Not applicable

Wcp.dll

6.1.7601.23505

1,909,760

22-Jul-2016

15:13

x86

Wdscore.dll

6.1.7601.23505

189,952

22-Jul-2016

15:13

x86

Wmicmiplugin.dll

6.1.7601.23505

351,232

22-Jul-2016

15:13

x86

Wmiutils.dll

6.1.7601.23505

85,504

22-Jul-2016

15:13

x86

Wrpint.dll

6.1.7601.23505

54,272

22-Jul-2016

14:50

x86

Xmllite.dll

1.3.1001.0

180,736

22-Jul-2016

15:13

x86

Da li vam je potrebna dodatna pomoć?

Želite još opcija?

Istražite pogodnosti pretplate, pregledajte kurseve za obuku, saznajte kako da obezbedite uređaj i još mnogo toga.

Zajednice vam pomažu da postavljate pitanja i odgovarate na pitanja, dajete povratne informacije i čujete mišljenje od stručnjaka sa bogatim znanjem.