U mrezi su 2 racunara i doticni printer. Sve radi ok, ali postoji full network traffic izmedju ova 2 racunara, non-stop.
Malo sam njuskao taj saobracaj sa Wiresharkom i utvrdio da se svake sekunde odvija otprilike sledeca razmena paketa izmedju ova 2 noda:
Citat:
192.168.1.4(printer client) --- 192.168.1.3(printer server) --- protocol(SMB)--- NT Create AndX Request, Path:\spools
192.168.1.3 ----192.168.1.4 ----- SMB ------ NT Create AndX Response, FID:0x4004
192.168.1.4 ----- 192.168.1.3 ----- DCERPC ----- Bind: call_id: 1 spools V1.0
192.168.1.3----- 192.168.1.4 ----- SMB ----- Write AndX Response, FID: 0x4004, 72 bytes
192.168.1.4----- 192.168.1.3 ----- SMB ----- Read AndX Request ......
.......
192.168.1.4----- 192.168.1.3 ----- SPOOLS ----- OpenPrinterEx Request ....
192.168.1.3 ----- 192.168.1.4 ----- SPOOLS ----- OpenPrinterEx Response
192.168.1.4 ----- 192.168.1.3 ----- SPOOLS ----- EnumJobs Request, level2
192.168.1.3 ----- 192.168.1.4 ----- SPOOLS ----- EnumJobs Response
192.168.1.4----- 192.168.1.3 ----- SPOOLS ----- ClosePrinter Request, OpenPrinter(\\comp\printer)
192.168.1.3----- 192.168.1.4 ----- SPOOLS ----- ClosePrinter Response
192.168.1.4 ----- 192.168.1.3 ----- SPOOLS ----- Cloose Request FID: 0x4000
192.168.1.3 ----- 192.168.1.4 ----- SPOOLS ----- Close Response
192.168.1.3 ----192.168.1.4 ----- SMB ------ NT Create AndX Response, FID:0x4004
192.168.1.4 ----- 192.168.1.3 ----- DCERPC ----- Bind: call_id: 1 spools V1.0
192.168.1.3----- 192.168.1.4 ----- SMB ----- Write AndX Response, FID: 0x4004, 72 bytes
192.168.1.4----- 192.168.1.3 ----- SMB ----- Read AndX Request ......
.......
192.168.1.4----- 192.168.1.3 ----- SPOOLS ----- OpenPrinterEx Request ....
192.168.1.3 ----- 192.168.1.4 ----- SPOOLS ----- OpenPrinterEx Response
192.168.1.4 ----- 192.168.1.3 ----- SPOOLS ----- EnumJobs Request, level2
192.168.1.3 ----- 192.168.1.4 ----- SPOOLS ----- EnumJobs Response
192.168.1.4----- 192.168.1.3 ----- SPOOLS ----- ClosePrinter Request, OpenPrinter(\\comp\printer)
192.168.1.3----- 192.168.1.4 ----- SPOOLS ----- ClosePrinter Response
192.168.1.4 ----- 192.168.1.3 ----- SPOOLS ----- Cloose Request FID: 0x4000
192.168.1.3 ----- 192.168.1.4 ----- SPOOLS ----- Close Response
Kako da sprecim ovo ludilo?