我有一个带有Cisco ASDM6.1物理防火墙的centos6。当我执行dig gmail.com或dig google.com时,它给出了以下错误:
connection timed out; no servers could be reached
要解析域,我需要在防火墙中进行任何更改吗?如果是,那么我需要在CISCO ASDM防火墙中进行哪些更改?如果不是,我怎么解决这个问题呢?
我有:
Linux(virtual maschine on esxi) <---trunk---> cisco Switch.
在虚拟maschine vSwitch设置上:
VLAN ID 4095 Enables trunking on port group (VGT Mode)
LINUX接口文件:
auto eth0
iface eth0 inet static
address xxx.xx.xx.x
netmask 255.255.255.0
gateway xxx.xx.xx.z
auto eth1
iface eth1 inet stat
我们购买了Security Plus,输出显示如下,在Failover中显示Active/Active,这意味着我不能配置Active/Standby吗??
Licensed features for this platform:
Maximum Physical Interfaces : Unlimited perpetual
Maximum VLANs : 1024 perpetual
Inside Hosts : Unlimited perpetual
F