Changeset 41998 in vbox
- Timestamp:
- Jul 3, 2012 11:39:41 AM (13 years ago)
- svn:sync-xref-src-repo-rev:
- 78878
- File:
-
- 1 edited
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trunk/doc/manual/en_US/user_Networking.xml
r41990 r41998 450 450 451 451 <note><para>Bridging to a wireless interface is done differently from 452 bridging to a wired interface, because most wireless adapters do not support 453 promiscuous mode. Since a MAC address of host wireless adapter is different 454 from MAC addresses of virtual machine adapters VirtualBox needs to 455 replace the source MAC address in the Ethernet header of an outgoing 456 packet to make sure the reply will be sent to the host interface. 457 Otherwise the wireless card would drop the reply and VirtualBox would 458 never get it. When VirtualBox sees an incoming packet with the 459 destination IP address that belongs to one of virtual machine adapters 460 it replaces the destination MAC address in the Ethernet header with 461 VM adapter's MAC address and passes the packet to the VM adapter. 462 VirtualBox examines ARP and DHCP packets in order to learn IP addresses 463 of virtual machines.</para></note> 452 bridging to a wired interface, because most wireless adapters do not 453 support promiscuous mode. All traffic has to use the MAC address of the 454 host's wireless adapter, and therefore VirtualBox needs to replace the 455 source MAC address in the Ethernet header of an outgoing packet to make 456 sure the reply will be sent to the host interface. When VirtualBox sees 457 an incoming packet with a destination IP address that belongs to one of 458 the virtual machine adapters it replaces the destination MAC address in 459 the Ethernet header with the VM adapter's MAC address and passes it on. 460 VirtualBox examines ARP and DHCP packets in order to learn the IP 461 addresses of virtual machines.</para></note> 464 462 465 463 <para>Depending on your host operating system, the following limitations
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