HOST: Windows XP, VirtualBox 3.1.2 r56127 (Results are the same with VirtualBox 3.0.12 r54655, and with Ubuntu 9.10 host) INITIAL STATE ON HOST --------------------- >ipconfig /all Windows IP Configuration Host Name . . . . . . . . . . . . : Sepulchrave Primary Dns Suffix . . . . . . . : Node Type . . . . . . . . . . . . : Mixed IP Routing Enabled. . . . . . . . : No WINS Proxy Enabled. . . . . . . . : No DNS Suffix Search List. . . . . . : localnet Ethernet adapter Local Area Connection 2: Media State . . . . . . . . . . . : Media disconnected Description . . . . . . . . . . . : Marvell Yukon 88E8055 PCI-E Gigabit Ethernet Controller Physical Address. . . . . . . . . : 00-1B-24-97-58-D3 Ethernet adapter VirtualBox Host-Only Network: Connection-specific DNS Suffix . : Description . . . . . . . . . . . : VirtualBox Host-Only Ethernet Adapte r Physical Address. . . . . . . . . : 08-00-27-00-E8-1C Dhcp Enabled. . . . . . . . . . . : No IP Address. . . . . . . . . . . . : 192.168.56.1 Subnet Mask . . . . . . . . . . . : 255.255.255.0 Default Gateway . . . . . . . . . : Ethernet adapter Local Area Connection: Media State . . . . . . . . . . . : Media disconnected Description . . . . . . . . . . . : Bluetooth Personal Area Network Physical Address. . . . . . . . . : 00-0D-F0-44-C2-65 Ethernet adapter Wireless Network Connection 5: Connection-specific DNS Suffix . : localnet Description . . . . . . . . . . . : 802.11g Wireless USB Adapter Physical Address. . . . . . . . . : 00-12-0E-4B-76-78 Dhcp Enabled. . . . . . . . . . . : Yes Autoconfiguration Enabled . . . . : Yes IP Address. . . . . . . . . . . . : 192.168.1.10 Subnet Mask . . . . . . . . . . . : 255.255.255.0 Default Gateway . . . . . . . . . : 192.168.1.5 DHCP Server . . . . . . . . . . . : 192.168.1.5 DNS Servers . . . . . . . . . . . : 192.168.1.5 Lease Obtained. . . . . . . . . . : 27 January 2010 17:35:25 Lease Expires . . . . . . . . . . : 27 January 2010 18:35:25 INITIAL STATE ON GUEST - CORRECT DNS ------------------------------------ (host name masked) >ipconfig /all Windows IP Configuration Host Name . . . . . . . . . . . . : ... Primary Dns Suffix . . . . . . . : ... Node Type . . . . . . . . . . . . : Mixed IP Routing Enabled. . . . . . . . : No WINS Proxy Enabled. . . . . . . . : No DNS Suffix Search List. . . . . . : ... localnet ... Ethernet adapter Local Area Connection 4: Connection-specific DNS Suffix . : localnet Description . . . . . . . . . . . : AMD PCNET Family PCI Ethernet Adapte r Physical Address. . . . . . . . . : 08-00-27-63-A1-87 Dhcp Enabled. . . . . . . . . . . : Yes Autoconfiguration Enabled . . . . : Yes IP Address. . . . . . . . . . . . : 10.0.2.15 Subnet Mask . . . . . . . . . . . : 255.255.255.0 Default Gateway . . . . . . . . . : 10.0.2.2 DHCP Server . . . . . . . . . . . : 10.0.2.2 DNS Servers . . . . . . . . . . . : 192.168.1.5 Lease Obtained. . . . . . . . . . : 27 January 2010 17:42:12 Lease Expires . . . . . . . . . . : 28 January 2010 17:42:12 STATE ON HOST AFTER SWITCHING TO 3G PPP CONNECTION -------------------------------------------------- >ipconfig /all Windows IP Configuration Host Name . . . . . . . . . . . . : Sepulchrave Primary Dns Suffix . . . . . . . : Node Type . . . . . . . . . . . . : Mixed IP Routing Enabled. . . . . . . . : No WINS Proxy Enabled. . . . . . . . : No Ethernet adapter Local Area Connection 2: Media State . . . . . . . . . . . : Media disconnected Description . . . . . . . . . . . : Marvell Yukon 88E8055 PCI-E Gigabit Ethernet Controller Physical Address. . . . . . . . . : 00-1B-24-97-58-D3 Ethernet adapter VirtualBox Host-Only Network: Connection-specific DNS Suffix . : Description . . . . . . . . . . . : VirtualBox Host-Only Ethernet Adapte r Physical Address. . . . . . . . . : 08-00-27-00-80-AE Dhcp Enabled. . . . . . . . . . . : No IP Address. . . . . . . . . . . . : 192.168.56.1 Subnet Mask . . . . . . . . . . . : 255.255.255.0 Default Gateway . . . . . . . . . : Ethernet adapter Local Area Connection: Media State . . . . . . . . . . . : Media disconnected Description . . . . . . . . . . . : Bluetooth Personal Area Network Physical Address. . . . . . . . . : 00-0D-F0-44-C2-65 PPP adapter HUAWEI3G: Connection-specific DNS Suffix . : Description . . . . . . . . . . . : WAN (PPP/SLIP) Interface Physical Address. . . . . . . . . : 00-53-45-00-00-00 Dhcp Enabled. . . . . . . . . . . : No IP Address. . . . . . . . . . . . : 41.30.220.69 Subnet Mask . . . . . . . . . . . : 255.255.255.255 Default Gateway . . . . . . . . . : 41.30.220.69 DNS Servers . . . . . . . . . . . : 196.207.32.83 196.207.32.69 Primary WINS Server . . . . . . . : 10.11.12.13 Secondary WINS Server . . . . . . : 10.11.12.14 STATE ON GUEST AFTER IPCONFIG /RENEW - OLD, INCORRECT DNS --------------------------------------------------------- >ipconfig /all Windows IP Configuration Host Name . . . . . . . . . . . . : ... Primary Dns Suffix . . . . . . . : ... Node Type . . . . . . . . . . . . : Mixed IP Routing Enabled. . . . . . . . : No WINS Proxy Enabled. . . . . . . . : No DNS Suffix Search List. . . . . . : ... localnet ... Ethernet adapter Local Area Connection 4: Connection-specific DNS Suffix . : localnet Description . . . . . . . . . . . : AMD PCNET Family PCI Ethernet Adapte r Physical Address. . . . . . . . . : 08-00-27-63-A1-87 Dhcp Enabled. . . . . . . . . . . : Yes Autoconfiguration Enabled . . . . : Yes IP Address. . . . . . . . . . . . : 10.0.2.15 Subnet Mask . . . . . . . . . . . : 255.255.255.0 Default Gateway . . . . . . . . . : 10.0.2.2 DHCP Server . . . . . . . . . . . : 10.0.2.2 DNS Servers . . . . . . . . . . . : 192.168.1.5 Lease Obtained. . . . . . . . . . : 27 January 2010 17:48:51 Lease Expires . . . . . . . . . . : 28 January 2010 17:48:51 ---------------------------------------