########## Windows Box

C:\Users\visitor>ipconfig /all

Windows IP Configuration

   Host Name . . . . . . . . . . . . : MSR-2026
   Primary Dns Suffix  . . . . . . . : fareast.corp.microsoft.com
   Node Type . . . . . . . . . . . . : Mixed
   IP Routing Enabled. . . . . . . . : No
   WINS Proxy Enabled. . . . . . . . : No
   DNS Suffix Search List. . . . . . : fareast.corp.microsoft.com
   System Quarantine State . . . . . : Not Restricted


Ethernet adapter Local Area Connection:

   Connection-specific DNS Suffix  . : fareast.corp.microsoft.com
   Description . . . . . . . . . . . : Broadcom NetXtreme Gigabit Ethernet
   Physical Address. . . . . . . . . : 00-13-21-D2-11-2D
   DHCP Enabled. . . . . . . . . . . : Yes
   Autoconfiguration Enabled . . . . : Yes
   Link-local IPv6 Address . . . . . : fe80::e5e2:531b:5594:9df5%13(Preferred)
   IPv4 Address. . . . . . . . . . . : 10.168.58.69(Preferred)
   Subnet Mask . . . . . . . . . . . : 255.255.254.0
   Lease Obtained. . . . . . . . . . : 08 December 2009 09:12:38
   Lease Expires . . . . . . . . . . : 16 December 2009 09:57:09
   Default Gateway . . . . . . . . . : 10.168.58.1
   DHCP Server . . . . . . . . . . . : 10.171.65.141
   DHCPv6 IAID . . . . . . . . . . . : 268440353
   DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-12-A1-EC-95-00-13-21-D2-11-2D

   DNS Servers . . . . . . . . . . . : 10.171.65.141
                                       10.171.65.29
                                       10.171.64.10
                                       157.60.218.7
   Primary WINS Server . . . . . . . : 157.60.218.19
   Secondary WINS Server . . . . . . : 157.60.104.34
   NetBIOS over Tcpip. . . . . . . . : Enabled

Tunnel adapter Local Area Connection* 9:

   Media State . . . . . . . . . . . : Media disconnected
   Connection-specific DNS Suffix  . :
   Description . . . . . . . . . . . : Microsoft Teredo Tunneling Adapter
   Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
   DHCP Enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled . . . . : Yes

Tunnel adapter Local Area Connection* 12:

   Media State . . . . . . . . . . . : Media disconnected
   Connection-specific DNS Suffix  . :
   Description . . . . . . . . . . . : Microsoft 6to4 Adapter
   Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
   DHCP Enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled . . . . : Yes

Tunnel adapter isatap.fareast.corp.microsoft.com:

   Connection-specific DNS Suffix  . : fareast.corp.microsoft.com
   Description . . . . . . . . . . . : Microsoft ISATAP Adapter
   Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
   DHCP Enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled . . . . : Yes
   IPv6 Address. . . . . . . . . . . : 2001:4898:7001:f001:0:5efe:10.168.58.69(P
referred)
   Link-local IPv6 Address . . . . . : fe80::5efe:10.168.58.69%14(Preferred)
   Default Gateway . . . . . . . . . : fe80::5efe:10.36.0.1%14
   DNS Servers . . . . . . . . . . . : 10.171.65.141
                                       10.171.65.29
                                       10.171.64.10
                                       157.60.218.7
   NetBIOS over Tcpip. . . . . . . . : Disabled

C:\Users\visitor>ping google.com

Pinging google.com [74.125.53.100] with 32 bytes of data:
Reply from 10.168.58.1: Destination host unreachable.
Reply from 10.168.58.1: Destination host unreachable.
Reply from 10.168.58.1: Destination host unreachable.
Reply from 10.168.58.1: Destination host unreachable.

Ping statistics for 74.125.53.100:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),

C:\Users\visitor>ping 10.168.58.1

Pinging 10.168.58.1 with 32 bytes of data:
Reply from 10.168.58.1: bytes=32 time<1ms TTL=255
Reply from 10.168.58.1: bytes=32 time<1ms TTL=255
Reply from 10.168.58.1: bytes=32 time<1ms TTL=255

########## Linux box
########## Exactly same network settings on network card, including MAC address
$> ping 10.168.58.1
PING 10.168.58.1( 10.168.58.1) 56(84) byes of data.
64 bytes from 10.168.58.1: icmp_seq=1 ttl=255 time=0.475 ms
64 bytes from 10.168.58.1: icmp_seq=1 ttl=255 time=0.456 ms

$> ping google.com
ping: unknown host google.com