After looking a bit closer it looks like which ever adapter is listed
first in IPCONFIG, gets used when pinging %computername%. Below is my
IPCONFIG.
Windows IP Configuration
Host Name . . . . . . . . . . . . : hostname
Primary Dns Suffix . . . . . . . : xxx.yyy
Node Type . . . . . . . . . . . . : Hybrid
IP Routing Enabled. . . . . . . . : No
WINS Proxy Enabled. . . . . . . . : No
DNS Suffix Search List. . . . . . : xxx.yyy
Ethernet adapter Local Area Connection 4:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Microsoft Loopback Adapter #2
Physical Address. . . . . . . . . : 02-00-4C-4F-4F-50
DHCP Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
Link-local IPv6 Address . . . . . : fe80::b11a:3498:1f48:ee1b
%22(Preferred)
Autoconfiguration IPv4 Address. . : 169.254.238.27(Preferred)
Subnet Mask . . . . . . . . . . . : 255.255.0.0
Default Gateway . . . . . . . . . :
DHCPv6 IAID . . . . . . . . . . . : 402784332
DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-16-0E-5F-0E-1C-C1-
DE-5D-CD-DE
DNS Servers . . . . . . . . . . . : fec0:0:0:ffff::1%1
fec0:0:0:ffff::2%1
fec0:0:0:ffff::3%1
NetBIOS over Tcpip. . . . . . . . : Enabled
Ethernet adapter Local Area Connection 3:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Microsoft Loopback Adapter
Physical Address. . . . . . . . . : 02-00-4C-4F-4F-50
DHCP Enabled. . . . . . . . . . . : No
Autoconfiguration Enabled . . . . : Yes
Link-local IPv6 Address . . . . . : fe80::c125:9a3e:1fad:239b
%20(Preferred)
IPv4 Address. . . . . . . . . . . : 172.16.2.243(Preferred)
Subnet Mask . . . . . . . . . . . : 255.255.248.0
Default Gateway . . . . . . . . . : 0.0.0.0
DHCPv6 IAID . . . . . . . . . . . : 302121036
DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-16-0E-5F-0E-1C-C1-
DE-5D-CD-DE
DNS Servers . . . . . . . . . . . : 172.16.0.32
172.16.0.40
NetBIOS over Tcpip. . . . . . . . : Enabled
Ethernet adapter Local Area Connection:
Connection-specific DNS Suffix . : xxx.yyy
Description . . . . . . . . . . . : Broadcom NetXtreme Gigabit
Ethernet
Physical Address. . . . . . . . . : 1C-C1-DE-5D-CD-DE
DHCP Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
Link-local IPv6 Address . . . . . : fe80::78d5:a42a:
6dbc:fef5%12(Preferred)
IPv4 Address. . . . . . . . . . . : 172.16.2.13(Preferred)
Subnet Mask . . . . . . . . . . . : 255.255.248.0
Lease Obtained. . . . . . . . . . : Wednesday, January 18, 2012
10:49:00 AM
Lease Expires . . . . . . . . . . : Wednesday, February 01, 2012
10:49:01 AM
Default Gateway . . . . . . . . . : 172.16.0.1
DHCP Server . . . . . . . . . . . : 172.16.0.32
DHCPv6 IAID . . . . . . . . . . . : 253542878
DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-16-0E-5F-0E-1C-C1-
DE-5D-CD-DE
DNS Servers . . . . . . . . . . . : 172.16.0.32
172.16.0.40
Primary WINS Server . . . . . . . : 172.16.0.32
NetBIOS over Tcpip. . . . . . . . : Enabled
Tunnel adapter isatap.{57A6814D-8995-4CBC-BB8F-3FD96F9D6C6A}:
Media State . . . . . . . . . . . : Media disconnected
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Microsoft ISATAP Adapter
Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
DHCP Enabled. . . . . . . . . . . : No
Autoconfiguration Enabled . . . . : Yes
Tunnel adapter Local Area Connection* 11:
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 isatap.{3E0DC927-6AF8-4F67-8971-0C0FD60F0FB2}:
Media State . . . . . . . . . . . : Media disconnected
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Microsoft ISATAP Adapter #3
Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
DHCP Enabled. . . . . . . . . . . : No
Autoconfiguration Enabled . . . . : Yes
Tunnel adapter isatap.xxx.yyy:
Media State . . . . . . . . . . . : Media disconnected
Connection-specific DNS Suffix . : xxx.yyy
Description . . . . . . . . . . . : Microsoft ISATAP Adapter #4
Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
DHCP Enabled. . . . . . . . . . . : No
Autoconfiguration Enabled . . . . : Yes