John John - MVP said:
How are the machines obtaining their IP addresses?
At a command prompt issue the ipconfig /all command and post the results
from both machines.
Here are the results. I recognize bits and pieces, but grasp nothing of the
relation between them.
Windows IP Configuration
Host Name . . . . . . . . . . . . : LAPTOP
Primary Dns Suffix . . . . . . . :
Node Type . . . . . . . . . . . . : Unknown
IP Routing Enabled. . . . . . . . : No
WINS Proxy Enabled. . . . . . . . : No
DNS Suffix Search List. . . . . . : hsd1.tn.comcast.net.
Ethernet adapter Wireless Network Connection 2:
Connection-specific DNS Suffix . : hsd1.tn.comcast.net.
Description . . . . . . . . . . . : Intel(R) PRO/Wireless 2200BG
Network
Connection
Physical Address. . . . . . . . . : 00-0E-35-52-88-AA
Dhcp Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
IP Address. . . . . . . . . . . . : 192.168.1.100
Subnet Mask . . . . . . . . . . . : 255.255.255.0
IP Address. . . . . . . . . . . . : fe80::20e:35ff:fe52:88aa%4
Default Gateway . . . . . . . . . : 192.168.1.1
DHCP Server . . . . . . . . . . . : 192.168.1.1
DNS Servers . . . . . . . . . . . : 192.168.1.1
68.87.68.166
68.87.74.166
fec0:0:0:ffff::1%1
fec0:0:0:ffff::2%1
fec0:0:0:ffff::3%1
Lease Obtained. . . . . . . . . . : Saturday, December 12, 2009
1:22:28
PM
Lease Expires . . . . . . . . . . : Sunday, December 13, 2009
1:22:28 PM
Tunnel adapter Teredo Tunneling Pseudo-Interface:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Teredo Tunneling
Pseudo-Interface
Physical Address. . . . . . . . . : FF-FF-FF-FF-FF-FF-FF-FF
Dhcp Enabled. . . . . . . . . . . : No
IP Address. . . . . . . . . . . . : fe80::ffff:ffff:fffd%5
Default Gateway . . . . . . . . . :
NetBIOS over Tcpip. . . . . . . . : Disabled
----------------------------------------------------------------------
Windows IP Configuration
Host Name . . . . . . . . . . . . : LAPTOP2
Primary Dns Suffix . . . . . . . :
Node Type . . . . . . . . . . . . : Unknown
IP Routing Enabled. . . . . . . . : No
WINS Proxy Enabled. . . . . . . . : No
DNS Suffix Search List. . . . . . : hsd1.tn.comcast.net.
Ethernet adapter Wireless Network Connection:
Connection-specific DNS Suffix . : hsd1.tn.comcast.net.
Description . . . . . . . . . . . : Intel(R) PRO/Wireless 3945ABG
Networ
k Connection
Physical Address. . . . . . . . . : 00-19-D2-9F-05-90
Dhcp Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
IP Address. . . . . . . . . . . . : 192.168.1.101
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Default Gateway . . . . . . . . . : 192.168.1.1
DHCP Server . . . . . . . . . . . : 192.168.1.1
DNS Servers . . . . . . . . . . . : 192.168.1.1
68.87.68.166
68.87.74.166
Lease Obtained. . . . . . . . . . : Saturday, December 12, 2009
3:00:29
PM
Lease Expires . . . . . . . . . . : Sunday, December 13, 2009
3:00:29 PM
Ethernet adapter Local Area Connection:
Media State . . . . . . . . . . . : Media disconnected
Description . . . . . . . . . . . : Intel(R) PRO/1000 PL Network
Connect
ion
Physical Address. . . . . . . . . : 00-16-41-E1-7A-A6