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shmia

Registriert seit: 2. Mär 2004
5.508 Beiträge
 
Delphi 5 Professional
 
#8

AW: Anmeldung am DHCP-Server

  Alt 29. Apr 2011, 12:18
Laut MSDN kann man Raw-Sockets schon erstellen, allerdings benötigt der Prozess dafür Administrator-Rechte.
Microsoft hat dies aber zusätzlich eingeschränkt...

Limitations on Raw Sockets
On Windows 7, Windows Vista, Windows XP with Service Pack 2 (SP2), and Windows XP with Service Pack 3 (SP3), the ability to send traffic over raw sockets has been restricted in several ways:

* TCP data cannot be sent over raw sockets.
* UDP datagrams with an invalid source address cannot be sent over raw sockets. The IP source address for any outgoing UDP datagram must exist on a network interface or the datagram is dropped. This change was made to limit the ability of malicious code to create distributed denial-of-service attacks and limits the ability to send spoofed packets (TCP/IP packets with a forged source IP address).
* A call to the bind function with a raw socket for the IPPROTO_TCP protocol is not allowed.
Andreas
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