What is a vaild action for a firewall filter?() A.then dropB.then countC.then allowD.then community add
What is a vaild action for a firewall filter?()
A.then drop
B.then count
C.then allow
D.then community add
相关考题：
Giventhewebapplicationdeploymentdescriptorelements：11.filter12.filter-nameParamAdder/filter-name13.filter-classcom.example.ParamAdder/filter-class14./filter...24.filter-mapping25.filter-nameParamAdder/filter-name26.servlet-nameMyServlet/servlet-name27.!--insertelementhere--28./filter-mappingWhichelement，insertedatline27，causestheParamAdderfiltertobeappliedwhenMyServletisinvokedbyanotherservletusingtheRequestDispatcher.includemethod？（）A.include/B.dispatcherINCLUDE/dispatcherC.dispatcherinclude/dispatcherD.filter-conditionINCLUDE/filter-conditionE.filter-conditioninclude/filter-condition
在窗体上画一个名为CommonDialog1的通用对话框，一个名称为Command1的命令按钮。要求单击命令按钮时，打开一个保存文件的通用对话框窗口。该窗口的标题为“Save”，默认文件名为“SaveFile"，在“文件类型”栏中显示“*.txt”。能够满足上述要求的程序是 ______。A．Private Sub Command1_ Click() CommonDialog1. FileName = "SaveFile" CommonDialog1. Filter = "All Files ｜ *.* ｜*.txt *.txt｜ *.doc｜ *.doc" CommonDialog1. Filterlndex = 2 CommonDialog1. DialogTitle = "Save" CommonDialog1. Action = 2 End SubB．Private Sub Command1_Click() CommonDialog1. FileName = "SaveFile" CommonDialog1. Filter = "All Files ｜*.* ｜ *.txt｜*.txt｜*.doc｜*.doc" CommonDialog1. Filterlndex = 1 CommonDialog1. DialogTitle = "Save" CommonDialog1. Action = 2 End SubC．Private Sub Command1_ Click() CommonDialog1. FileName = "Save" CommonDialog1. Filter = "All Files ｜%* ｜*.txt｜*.txt｜*.doc｜*.doc" CommonDialog1. Filterlndex = 2 CommonDialog1. DialogTitle = "Save" CommonDialog1. Action = 2 End SubD．Private Sub Command1_ Click() CommonDialog1. FileName = "SaveFile" CommonDialog1. Filter = "All Files ｜*.*｜*.txt｜*.txt｜*.doc｜*.doc" CommonDialog1. Filterlndex = 1 CommonDialog1. DialogTitle = "Save". CommonDialog1. Action = 1 End Sub
在窗体上画一个名称为CommonDialog1的通用对话框和一个名为Command1的命令按钮。要求实现这样一个功能：单击命令按钮后，打开一个通用对话框用于保存文件，其窗口标题为“保存”，默认文件名为Data，在“文件类型”栏中显示*.txt。下列程序中能实现以上功能的是______。A．Private Sub Command1_ Click() CommonDialog1. FileName = "Data" CommonDialog1. Filter = "All Files｜*.｜* ｜(*.txt)｜(*.doc)｜*.doc" CommonDialog1. Filterlndex = 2 CommonDialog1. DialogTitle = “保存” CommonDialog1. Action = 2 End SubB．Private Sub Command1_ Click() CommonDialog1. FileName = "Data" CommonDialog1. Filter = "All Files｜*.*｜(*.txt)｜(*.doc)｜*.doc" CommonDialog1. FilterIndex = 2 CommonDialog1. DialogTitle =“保存” CommonDialog1. Action = 1 End SubC．Private Sub Command1_ Click() CommonDialog1. FileName = "Data" CommonDialog1. Filter = "All Files｜*.*｜(*.txt)｜(*.doe)｜*.doc" CommonDialog1. FilterIndex = 1 CommonDialog1. DialogTitle = “保存” CommonDialog1. Action = 1 End SubD．Private Sub Command1_ Click() CommonDialog1. FileName = "Data" CommonDialog1. Filter = "All Files｜*.*｜(*.txt)｜(*.doc)｜*.doc" CommonDialog1. FilterIndex = 1 CommonDialog1. DialogTitle = “保存” CommonDialog1. Action = 2 End Sub
在窗体上画一个名称为CommonDialog1的通用对话框，一个名称为Command1的命令按钮，要求单击命令按钮时，打开一个保存文件的对话框，该窗口的标题为“Save”，缺省文件名称为“SaveFile”，在“文件类型”栏中显示*txt，则能够满足上述要求的程序是A．Private Sub Command1_Click ( ) CommonDialog1．FileName="SaveFile" CommonDialog1．Filter="AllFiles|*.*|(*.txt)|*.txt|(*.doC)|*.doc" CommonDialog1．FilterIndex=2 CommonDialog1．DialogTitle="Save" CommonDialog1．Action=2 End SubB．Private Sub Command1_Click ( ) CommonDialog1．FileName="SaveFile" CommonDialog1．Filter="AllFiles|*.*|(*.txt)|*.txt|(*.do C)|*.doc" CommonDialog1．FilterIndex=1 CommonDialog1．DialogTitle="Save" CommonDialog1．Action=2 End SubC．Private Sub Command1 Click ( ) CommonDialog1．FileName="Save" CommonDialog1．Filter="AllFiles|*.*|(*.txt)|*.txt|(*.do C)|*.doc" CommonDialog1．FilterIndex=2 CommonDialog1．DialogTitle="SaveFile" CommonDialog1．Action=2 End SubD．Private Sub Command1 Click ( ) CommonDialog1．FileName="SaveFile" CommonDialog1．Filter="AllFiles|*.*|(*.txt)|*.txt|(*.do C)|*.doc" CommonDialogl.FilterIndex=1 CommonDialog1.DialogTitle="Save" CommonDialog1．Action=1 End Sub
在窗体上画一个名称为CommonDialogl的通用对话框，一个名为Command1的命令按钮。要求单击命令按钮时，打开一个保存文件的通用对话框。该窗体的标题为“Save”，默认文件名为“SaveFile”，在“文件类型”栏中显示*. txt，则能够满足上述要求的程序是______。A．Private Sub Command1_C1ick() CommonDialogl. FileName="SayeFile" CommonDialogl. Filter="All Files|*. *|(*. txt)|*. txt|(*. doe)|*. doc" CommonDialogl. FilterIndex=2 CommonDialogl. DialogTitle="Save" CommonDialogl. Action=2 End SubB．Private Sub Command1_Click() CommonDialogl. FileName="SaveFile" CqmmonDialogl. Filter="All Files|*. *|*. txt)|*. txt|(*. doe)|*. doff" CommonDialogl. FilterIndex=1 CommonDialegl. DialogTitle="Save" CommonDialogl. Action=2 End SubC．Private Sub Command1_Click() CommonDialogl. FileName="Save" CommonDialogl. Filter="All Files|*. *|(*. txt)|*. txt|(*. doe)|*. doe" CommonDialogl. FilterIndex=2 CommonDialogl. DialogTitle="SaveFile" CommonDia]ogl. Action=2 End SubD．Private Sub Command1_Click() CommonDialogl. FileName="SaveFile" CommenDialogl. Filter="All Files|*. *|(*. txt)|*. txt|(*. doc)|*. doe" CommonDialogl. FilterIndex=1 CommonDialogl. DialogTitle="Save" CommonDialogl. Action=1 End Sub
某全国连锁企业的总部和分布在全国各地的30家分公司之间经常需要传输各种内部数据，因此公司决定在总部和各分公司之间建立VPN技术。具体拓扑如下：配置部分只显示了与总部与分公司1的配置。根据拓扑完成问题1-问题3。[问题1]（3分）：在总部与分公司之间相连的VPN方式是（1），在IPsec工作模式中有传输模式和隧道模式，其中将源IP数据包整体封装后再进行传输的模式是（2）.1备选答案：A.站点到站点 B.端到端C.端到站点[问题2]（13分）：请将相关配置补充完整。总部防火墙firewall1的部分配置如下。 （3）[FIREWALL1] interface（4）[FIREWALL1-GigabitEthernet1/0/2] ip address （5）[FIREWALL1-GigabitEthernet1/0/2] quit[FIREWALL1] interface GigabitEthernet 1/0/1[FIREWALL1-GigabitEthernet1/0/1] ip address 202.1.3.1 24[FIREWALL1-GigabitEthernet1/0/1] quit# 配置接口加入相应的安全区域。[FIREWALL1] firewall zone trust [FIREWALL1-zone-trust] add interface （6）[FIREWALL1-zone-trust] quit[FIREWALL1]（7）[FIREWALL1-zone-untrust] add interface GigabitEthernet 1/0/1[FIREWALL1-zone-untrust] quit2. 配置安全策略，允许私网指定网段进行报文交互。# 配置Trust域与Untrust域的安全策略，允许封装前和解封后的报文能通过[FIREWALL1]（8）[FIREWALL1-policy-security] rule name 1[FIREWALL1-policy-security-rule-1] source-zone （9）[FIREWALL1-policy-security-rule-1] destination-zone untrust[FIREWALL1-policy-security-rule-1] source-address （10）[FIREWALL1-policy-security-rule-1] destination-address 192.168.200.0 24[FIREWALL1-policy-security-rule-1] action （11）[FIREWALL1-policy-security-rule-1] quit…..# 配置Local域与Untrust域的安全策略，允许IKE协商报文能正常通过FIREWALL1。[FIREWALL1-policy-security] rule name 3[FIREWALL1-policy-security-rule-3] source-zone local[FIREWALL1-policy-security-rule-3] destination-zone untrust[FIREWALL1-policy-security-rule-3] source-address 202.1.3.1 32[FIREWALL1-policy-security-rule-3] destination-address 202.1.5.1 32[FIREWALL1-policy-security-rule-3] action permit[FIREWALL1-policy-security-rule-3] quit…3. 配置IPSec隧道。# 配置访问控制列表，定义需要保护的数据流。[FIREWALL1] (12)[FIREWALL1-acl-adv-3000] rule permit (13)[FIREWALL1-acl-adv-3000] quit# 配置名称为tran1的IPSec安全提议。[FIREWALL1] ipsec proposal tran1[FIREWALL1-ipsec-proposal-tran1] encapsulation-mode (14)[FIREWALL1-ipsec-proposal-tran1] transform esp[FIREWALL1-ipsec-proposal-tran1] esp authentication-algorithm sha2-256[FIREWALL1-ipsec-proposal-tran1] esp encryption-algorithm aes[FIREWALL1-ipsec-proposal-tran1] quit# 配置序号为10的IKE安全提议。[FIREWALL1] (15)[FIREWALL1-ike-proposal-10] authentication-method pre-share[FIREWALL1-ike-proposal-10] authentication-algorithm sha2-256[FIREWALL1-ike-proposal-10] quit# 配置IKE用户信息表。[FIREWALL1] ike user-table 1[FIREWALL1-ike-user-table-1] user id-type ip 202.1.5.1 pre-shared-key Admin@gkys[FIREWALL1-ike-user-table-1] quit# 配置IKE Peer。[FIREWALL1] ike peer b[FIREWALL1-ike-peer-b] ike-proposal 10[FIREWALL1-ike-peer-b] user-table 1[FIREWALL1-ike-peer-b] quit# 配置名称为map_temp序号为1的IPSec安全策略模板。[FIREWALL1] ipsec policy-template map_temp 1[FIREWALL1-ipsec-policy-template-map_temp-1] security acl 3000[FIREWALL1-ipsec-policy-template-map_temp-1] proposal tran1[FIREWALL1-ipsec-policy-template-map_temp-1] ike-peer b[FIREWALL1-ipsec-policy-template-map_temp-1] reverse-route enable[FIREWALL1-ipsec-policy-template-map_temp-1] quit# 在IPSec安全策略map1中引用安全策略模板map_temp。[FIREWALL1] ipsec policy map1 10 isakmp template map_temp# 在接口GigabitEthernet 1/0/1上应用安全策略map1。[FIREWALL1] interface GigabitEthernet 1/0/1[FIREWALL1-GigabitEthernet1/0/1] ipsec policy map1[FIREWALL1-GigabitEthernet1/0/1] quit [问题3]IPsec中，通过一些协议的处理，可以有效的保护分组安全传输。其中能够确保数据完整性，但是不能确保数据机密性的是（17），而技能报数数据传输的机密性又能保证数据完整性的是（18）
在防火墙中永久开放FTP服务的命令是A．firewall-cmd --add-service=ftpB．firewall-cmd --permanent --add-service=ftpC．firewall-cmd --permanent --service=ftpD．firewall-cmd --permanent --add-service－ftp
8、进行Intent解析时，只有Intent对象的Action、Category属性与某个组件的intent-filter中声明中包含的Action和Category完全一致时，该Intent对象才能启动对应的组件。
重新加载防火墙的命令是（）。A．firewall-cmd --startB．firewall-cmd --reloadC．firewall-start --reloadD．firewall-cmd --enable