Oracle 11g Data guard based on the same host
1. Restrictions on logical standby DatabasesThere are many restrictions on the logical standby database. For example, some special data types such as object, nested table, rowid, object type, and custom data type are not supported, andIt supports segment compression and does not support a lot of things such as some specific DDL statements. For more information,
IncludesNOEXECOrder Allow,denyAllow from all2. Create a site directory, configure the default documentMkdir/var/www/share/echo "Share" >/var/www/share/index.htmlChown apache:apache/var/www/share/3. Apache syntax detection, start Apache serviceHttpd-tSystemctl Start httpd4. Client DNS is set to 192.168.200.101 and then Access Www.a.com/vshareUser authentication
Virtual directory configuration.
Vim/etc/httpd/conf.d/vhost.confAlias/vhome "/var/www/home"AuthType BasicAuthName "Enter u
CentOS installation and configuration host-based Intrusion Detection System (IDS)
One of the first security measures that system administrators want to deploy on their production servers is to detect file tampering-not only file content, but also their attributes.
AIDE (referred to as "Advanced Intrusion Detection Environment") is an open source host-
1. First, configure the network environment:
1. When a browser accesses a host name-based Vm, the access URL must use the host name, and the IP address cannot be used.2. The ing between host names and IP addresses must be established throughout the network system.2.1 use the local hosts file to establish the ing betwee
. The Wizard generates the relevant object model and generates WebService.What about the actual running time? I guess it is like this:1. Web Services is called, and parameters are passed in. WebServices program calls the neon program.2. The neon secretly connects to the unix host using the Telnet protocol, and calls the program on the unix host in the sequence of keys under the record.3. the parameter is in
To implement three types of virtual hosts need to modify the code under Http\server in the Nginx nginx.conf file, share two ways to configure a virtual host:
# domain-based virtual host
server {
listen; # Listen to the Port
server_name a.com, listen to the domain name, note that localhost is also a domain name, can be modified in/etc/hosts
In our system, the USB host is used to read and write the USB flash disk. Therefore, the design and architecture fully focus on this purpose. The entire system involves a lot of content. According to the general principles of embedded system development, a hierarchical architecture is adopted to divide the system into several levels by function, and each layer completes the corresponding functions. According to the business needs of the system, the ov
path and name in vsftpd.conf. 1. Configure vsftpd to use the profile directory for virtual users# Vim Vsftpd.confAdd the following optionsUser_config_dir=/etc/vsftpd/vusers_config2. Create the required directory and provide the configuration file for the virtual user# mkdir/etc/vsftpd/vusers_config/# cd/etc/vsftpd/vusers_config/# Touch Tom Jerry3. Configure access rights for virtual usersThe virtual user 's access to the VSFTPD service is done through the instructions of the anonymous user. For
Configure a host-based Intrusion Detection System (IDS) on CentOS)
One of the first security measures that system administrators want to deploy on their production servers is to detect file tampering-not only file content, but also their attributes.
AIDE (referred to as "Advanced Intrusion Detection Environment") is an open source host-
Project background:AIDE ("Advanced Intrusion Detection Environment" abbreviation) is an open source host-based intrusion detection system. Aide checks the integrity of the system binaries and basic configuration files by examining the inconsistency of a large number of file attributes, including permissions, file types, index nodes, links, link names, users, groups, file size, block count, modification time
I have two more projects to deploy on one machine, two projects for two different services, one to start listening on 8001 and another to listen on 8002 ports, which is a multi-port-based virtual machine host configuration, only need to change the conf/in the Tomcat directory Server.xml configuration file with the following contents: Then start Tomcat on the line. (The tomcat version of this test is 1.6.x
) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M01/7F/C2/wKiom1crSDew5KBcAAALagUZ3bA835.png "title=" 3.PNG " alt= "Wkiom1crsdew5kbcaaalaguz3ba835.png"/>Then modify the configuration file/application/apache/conf/httpd.confAdd the following on the last side of the fileOptions FollowSymLinksAllowOverride NoneOrder Allow,denyAllow from allThen modify the/application/apache/conf/extra/httpd-vhosts.conf configuration fileChange the default content toServerAdmin [email protected]DocumentRoot "/var
Detailed description of the local machine apache configuration based on the domain name of the virtual host. 1. open the httpd. conf file of apache and find the # Virtualhosts # Includeconfextrahttpd-vhosts.conf section to remove the # Before the Includeconfextrahttpd-vhosts.conf. 2. modify (
1. open the httpd. conf file of apache and find# Virtual hosts
# Include conf/extra/httpd-vhosts.conf
This section r
;Fastcgi_param script_filename $document _root$fastcgi_script_name;Fastcgi_param script_name $fastcgi _script_name;}}Save exit, the other two virtual host definitions are similar to the above and are no longer written.Edit nginx.conf:VI nginx.confInclude vhost/*.conf to open nginx virtual machine function before the first server tag inside the HTTP moduleCreate virtual machine root directory at root: mkdir/web/{bbs,blog,www}To grant Nginx permission t
I don't need to analyze it professionally. I use dummies to answer questions.
This is a simulated question. Use this question as an example.
URL type: Of course, it is Class B.
Convert the IP address and subnet mask to binary, and then perform operations on them.
145.189.24.3 10010001 10111101 00011000 00000011
201710000224.0 11111111 11111111 11100000 00000000
Network Address: Calculate the IP address and subnet mask. If two values are met, one is met, one is met, 0 is met, and the othe
LAMP implementation in CentOS 7 and https-based virtual host, centoslamp
System Environment:CentOS 7In Apache 2.4Python 5.4MariaDB 5.5
Project requirements:Create three virtual hosts and set up phpMyadmin, wordpress, and DiscuzPhpMyadmin provides the https service.
I. Use yum to install components required by the EnvironmentHttpd, php, php-mysql, mariadb-server
# Yum install httpd php-mysql mariadb-server
2
data transmission correctness, This layer encapsulates the operations of Ed and TD, providing a data transfer interface based on OHCI. For more information on ED and TD please refer to the OHCI specification "Open Host Controller Interface Specification for USB." 4, USB Device management according to the USB standard, USB devices need to provide the device descriptor, configuration descriptor, interface de
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