Hi,
I upgraded windows workgroup server from 2008 r2 to windows 2012. I haven't checked network settings before upgrade but after upgrade if I ping from my client computer I get:
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ping 172.16.60.55
Reply from 172.16.60.55: bytes=32 time=54ms TTL=127
Reply from 172.16.60.55: bytes=32 time=53ms TTL=127
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But server does not have such IP:
Windows IP Configuration
Host Name . . . . . . . . . . . . : Server2012
Primary Dns Suffix . . . . . . . :
Node Type . . . . . . . . . . . . : Hybrid
IP Routing Enabled. . . . . . . . : No
WINS Proxy Enabled. . . . . . . . : No
Ethernet adapter Local Area Connection 2:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Broadcom BCM5708S NetXtreme II GigE (NDIS VBD Client) #44
Physical Address. . . . . . . . . : 00-18-UU-89-78-41
DHCP Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
Link-local IPv6 Address . . . . . : fe80::3cb1:aa17:9dc8:d200%13(Preferred)
Autoconfiguration IPv4 Address. . : 169.254.220.0(Preferred)
Subnet Mask . . . . . . . . . . . : 255.255.0.0
Default Gateway . . . . . . . . . :
DHCPv6 IAID . . . . . . . . . . . : 301996475
DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-12-FD-E6-8F-00-19-BB-37-67-46
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:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Broadcom BCM5708S NetXtreme II GigE (NDIS VBD Client) #42
Physical Address. . . . . . . . . : 00-55-PP-84-78-36
DHCP Enabled. . . . . . . . . . . : No
Autoconfiguration Enabled . . . . : Yes
Link-local IPv6 Address . . . . . : fe80::a8cf:fe33:7e6:3f8d%4(Preferred)
IPv4 Address. . . . . . . . . . . : 192.168.5.55(Preferred)
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Default Gateway . . . . . . . . . : 192.168.5.1
DHCPv6 IAID . . . . . . . . . . . : 234887611
DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-12-FD-E6-8F-00-19-BB-37-67-46
DNS Servers . . . . . . . . . . . : 192.168.8.99
192.168.8.100
Primary WINS Server . . . . . . . : 192.168.8.99
NetBIOS over Tcpip. . . . . . . . : Enabled
Tunnel adapter isatap.{6F79A3FF-3424-4FD0-81FE-4DDF68658C99}:
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 isatap.{782A48BC-99B0-44D9-B632-952633F57CC7}:
Media State . . . . . . . . . . . : Media disconnected
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Microsoft ISATAP Adapter #2
Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
DHCP Enabled. . . . . . . . . . . : No
Autoconfiguration Enabled . . . . : Yes
Tunnel adapter Teredo Tunneling Pseudo-Interface:
Media State . . . . . . . . . . . : Media disconnected
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Teredo Tunneling Pseudo-Interface
Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
DHCP Enabled. . . . . . . . . . . : No
Autoconfiguration Enabled . . . . : Yes
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And I can successfully RDP to that server using 172.16.60.55. But how can it be?