Mago-Dimensional Learning Assignment (ix)

1, detailed description of the process of encrypting communication, combined with the best diagram.

2. Describes the process of creating a private CA, and a method certificate for the certificate request sent to the client.

3, build a set of DNS server, responsible for resolving magedu.com domain name (host name and IP)

(1), able to some host names for forward parsing and reverse parsing;

(2), sub-domain cdn.magedu.com subdomain authorization, subdomain is responsible for resolving the host name in the corresponding subdomain;

(3), in order to ensure the high availability of the DNS service system, please design a set of programs, and write a detailed implementation process

4, please describe a complete HTTP request processing process;

5. What are the processing models supported by HTTPD, and what environments are they used for?

6, the establishment of HTTPD server (based on the compilation method), requires:

provides two name-based virtual hosts:

(a) www1.stuX.com, page file directory is/WEB/VHOSTS/WWW1, error log is/var/log/httpd/www1.err, access log is/var/log/httpd/www1.access;

(b) www2.stuX.com, page file directory is/WEB/VHOSTS/WWW2, error log is/var/log/httpd/www2.err, access log is/var/log/httpd/www2.access;

(c) Establish their own home page file index.html for two virtual hosts, respectively, with their corresponding hostname;

(d) Output of httpd work status information through Www1.stux.com/server-status and only allow access to the account password (status:status);

7, for the 6th title of the 2nd virtual host to provide HTTPS services, so that users can secure access to this web site through HTTPS;

(1) Require the use of certificate certification, the certificate requires the use of the country (CN), State (HA), City (ZZ) and organization (mageedu);

(2) Set up Department for OPS, host name is www2.stuX.com, email is [email protected];

8, the establishment of samba sharing, shared directory for/data, requirements: (describe the complete process)

1) share named GKFX, workgroup for magedu;

2) Add group develop, add user Gentoo,centos and Ubuntu, where Gentoo and CentOS develop as additional group, Ubuntu does not belong to develop group; passwords are user names;

3) Add Samba users Gentoo,centos and Ubuntu, passwords are "mageedu";

4) This Samba share shared only allows the develop group to have write permission, and other users can only access it in read-only mode;

5) This Samba sharing service only allows host access from the 172.16.0.0/16 network;

9, build a set of files Vsftp file sharing service, shared directory for/ftproot, requirements: (describe the complete process)

1) based on the virtual user's access form;

2) Anonymous users are allowed to download only, do not allow uploading;

3) Imprison all users in their home directory;

4) Limit the maximum number of concurrent connections to 200:;

5) Maximum transfer rate for anonymous users 512kb/s

6) The virtual user's account is stored in the MySQL database.

7) The database is shared via NFS.

This article is from the "Zhao Dongwei blog" blog, make sure to keep this source http://zhaodongwei.blog.51cto.com/4233742/1867690

Mago-Dimensional Learning Assignment (ix)