Question

我在所有计算机上的DNS查找超时问题。我启用了TMG DNS系统策略并添加了另一个防火墙策略，以允许从任何地方到任何地方的所有DNS。监视器显示没有拒绝DNS连接。

DC / DNS / DHCP / Wins服务器是Windows 2008 R2 64位服务器。 DNS有2个外部转发服务器无法解析并反转所有计算机的查找指针。

这是ipconfig和dnslookup控制台日志：

C:\>ipconfig/all

   Host Name . . . . . . . . . . . . : APOLLO
   Primary Dns Suffix  . . . . . . . : estar.com
   Node Type . . . . . . . . . . . . : Hybrid
   IP Routing Enabled. . . . . . . . : No
   WINS Proxy Enabled. . . . . . . . : No
   DNS Suffix Search List. . . . . . : estar.com

Ethernet adapter Local Area Connection 4:

   Connection-specific DNS Suffix  . :
   Description . . . . . . . . . . . : Local Area Connection - Virtual Network
   Physical Address. . . . . . . . . : 84-2B-2B-00-8F-BF
   DHCP Enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled . . . . : Yes
   Link-local IPv6 Address . . . . . : fe80::c0a8:fe0f%16(Preferred)
   Link-local IPv6 Address . . . . . : fe80::7802:18:9370:4669%16(Preferred)
   IPv4 Address. . . . . . . . . . . : 192.168.254.15(Preferred)
   Subnet Mask . . . . . . . . . . . : 255.255.255.0
   Default Gateway . . . . . . . . . : fe80::c0a8:fe0b%16
                                       192.168.254.11
   DHCPv6 IAID . . . . . . . . . . . : 293874475
   DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-15-1B-27-53-84-2B-2B-00-8F-BF

   DNS Servers . . . . . . . . . . . : 192.168.254.15
                                       68.87.68.162
                                       68.87.74.162
   Primary WINS Server . . . . . . . : 192.168.254.15
   NetBIOS over Tcpip. . . . . . . . : Enabled

C:\>nslookup
DNS request timed out.
    timeout was 2 seconds.
Default Server:  UnKnown
Address:  192.168.254.15

C:\>nslookup www.google.com
DNS request timed out.
    timeout was 2 seconds.
Server:  UnKnown
Address:  ::1

DNS request timed out.
    timeout was 2 seconds.
DNS request timed out.
    timeout was 2 seconds.
*** Request to UnKnown timed-out

Gateway / ForeFront TMG服务器是Windows 2008 R2 64位服务器。这是ipconfig和dnslookup控制台日志：

C:\>ipconfig/all

   Host Name . . . . . . . . . . . . : AGUIRRE
   Primary Dns Suffix  . . . . . . . : estar.com
   Node Type . . . . . . . . . . . . : Hybrid
   IP Routing Enabled. . . . . . . . : Yes
   WINS Proxy Enabled. . . . . . . . : No
   DNS Suffix Search List. . . . . . : estar.com

Ethernet adapter Internal NIC:

   Connection-specific DNS Suffix  . :
   Description . . . . . . . . . . . : Broadcom BCM5708C NetXtreme II GigE (NDIS
 VBD Client) #2
   Physical Address. . . . . . . . . : 00-1C-23-CD-87-24
   DHCP Enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled . . . . : Yes
   Link-local IPv6 Address . . . . . : fe80::211c:a611:bba9:6c09%12(Preferred)
   IPv4 Address. . . . . . . . . . . : 192.168.254.11(Preferred)
   Subnet Mask . . . . . . . . . . . : 255.255.255.0
   Default Gateway . . . . . . . . . :
   DHCPv6 IAID . . . . . . . . . . . : 301997091
   DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-17-D8-60-67-00-1C-23-CD-87-22

   DNS Servers . . . . . . . . . . . : 192.168.254.15
                                       68.87.68.162
                                       68.87.74.162
   Primary WINS Server . . . . . . . : 192.168.254.15
   NetBIOS over Tcpip. . . . . . . . : Enabled

Ethernet adapter External NIC:

   Connection-specific DNS Suffix  . :
   Description . . . . . . . . . . . : Broadcom BCM5708C NetXtreme II GigE (NDIS
 VBD Client)
   Physical Address. . . . . . . . . : 00-1C-23-CD-87-22
   DHCP Enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled . . . . : Yes
   Link-local IPv6 Address . . . . . : fe80::c574:e9c8:3e05:ab%11(Preferred)
   IPv4 Address. . . . . . . . . . . : 70.91.104.193(Preferred)
   Subnet Mask . . . . . . . . . . . : 255.255.255.252
   Default Gateway . . . . . . . . . : 70.91.104.194
   DHCPv6 IAID . . . . . . . . . . . : 234888227
   DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-17-D8-60-67-00-1C-23-CD-87-22

   DNS Servers . . . . . . . . . . . : 192.168.254.15
                                       68.87.68.162
                                       68.87.74.162
   NetBIOS over Tcpip. . . . . . . . : Disabled

C:\ >nslookup
Default Server:  apollo.estar.com
Address:  192.168.254.15

C:\>nslookup www.google.com
Server:  apollo.estar.com
Address:  192.168.254.15

DNS request timed out.
    timeout was 2 seconds.
DNS request timed out.
    timeout was 2 seconds.
*** Request to apollo.estar.com timed-out

Answer 1

您是否允许DNS流量的TCP / 53和UDP / 53入站和出站？不确定TMG是否具有在一个设置中自动允许所有这些的规则集，或者您是否需要单独指定它们。

安装forefront tmg 2010后，DNS会超时外部域

1 个答案: