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C # obtain CPUID (MD5 output), Nic ID, primary DNS, backup DNS, Using System;Using System. Collections. Generic;Using System. ComponentModel;Using System. Data;Using System. Drawing;Using System. Linq;Using System. Text;Using System. Windows. Forms;Using System. Management;Using System. Security. Cryptography;Using System. Net;Using System. Net. NetworkInformation;Using System. Text. RegularExpressions; Nam

Network Card IDManagementClass mc = new ManagementClass ("Win32_NetworkAdapterConfiguration");Managementobjectcollection MOC2 = MC. GetInstances ();Managementbaseobject inpar = null;foreach (ManagementObject mo in moc2){if ((bool) mo["ipenabled"] = = True)TextBox2.Text = mo["MacAddress"]. ToString ();Mo. Dispose ();}Get Preferred DNSnetworkinterface[] nics = networkinterface.getallnetworkinterfaces ();foreach (NetworkInterface adapter in NICs){BOOL Pd1 = (Adapter.networkinterfacetype = = networ

Build a DNS server in Linux and a dns server in linuxSystem Environment: CentOS 6.5 miniIP Address: 192.168.100.1001. Install related software packages# Yum install-y bind * caching-nameserver2. Open firewall ports# Vi/etc/sysconfig/iptables-AINPUT-m state -- state NEW-m tcp-p tcp -- dport 53-j ACCEPT-AINPUT-m state -- state NEW-m udp-p udp -- dport 53-j ACCEPT-AINPUT-m state -- state NEW-m tcp-p tcp -- dpo

Two days of indulgence, to get physically and mentally exhausted. I was almost late in the morning, but fortunately I stepped on it. Oh!In Friday, because the notification Sunday power outage, so the server, such as shutdown equipment, etc. are shut down. So the first thing I do is give them electricity. The buttocks just sat down, the colleague said the computer can not go in, in the Welcome interface has been spinning, 10 minutes. Another colleague said that the shared folder could not be acce

1. Because of the design requirements of Exchange 2010, we need to add the relevant DNS records and add the following records: Automatic discovery is an automatic Outlook feature provided by Exchange 2007 and above, and if your Outlook is above the 2007 SP2 version, you can enjoy the flexibility that automatic discovery brings to your machine. So we add a Autodiscover record here: Autodiscover.xxx.xxx CAS Server1 Autodiscover.xxx.xxx CAS Server2 B

Tags: cal grep nslookup no direct directory netstat images resRelated concepts:Forward parsing: Resolving a domain name to an IP addressReverse parsing: Resolving IP addresses to domain namesEnvironment: Linux Server One, IP address: 192.168.80.10The first step: Getting Ready for work[[email protected] ~]# yum install bind//Installation DNS service[[email protected] ~]# systemctl stop FIREWALLD//Turn off firewall[[email protected] ~]# Setenforce 0//Tu

Shell script-automatic DNS deployment and shell script dns For details, see: (1) Play with me the Linux Network Service: DNS service -- BIND (/etc/named. conf,/var/named) setting implementation and Explanation 1 #! /bin/bash 2 IP="10.10.10" 3 RIP="10.10.10" 4 DN="gr.org" 5 Name="10.10.10.10" 6 7 cat >> /etc/named.conf

Labels: local software compiled DNS bind named Bind compilation and Installation The software package with tar.gz and tar.bz2 is mostly through. /configure; Make; make install to install; some software directly make make install, we can use. /configure -- help to view the functions of the configuration software. Most of the software is provided. /configure configures the software's functions. A few do not. If not, make make install directly. . One o

Description1, NetworkManager tool is the Ubuntu desktop version of the GUI setup tool.2, this tool is recommended to operate directly on the GUI, it is not recommended to use the command line management, such as WiFi configuration.3, of course, this tool can have command line tools:nmcli, if the use of NetworkManager to configure the network, then IP, gateway, DNS can be queried through this tool.4, if the command line network settings are configured,

1. The Setup method is very simple. We found "setup" on the phone and clicked on it to enter. 2. Then we click on the set of "Wireless LAN" to find it click to enter. 3. In the Wireless LAN list, click the exclamation point on the right side of the wireless network on which the current phone is connected, as shown in the picture 4. Now we find the following DNS in the DHCP below the IP address in the open interface, click on it. 5. Then we

System installation 2. Set the IP address, gateway, and DNS Convention: the first Nic is the Internet, and the second Nic is the Intranet (the Intranet must be configured on the second Nic for machines without the Internet) I. Install softwareYum-y install bind-chroot bind-libs bind-utils caching-nameserver Ii. Configuration Cd/var/named/chroot/etc/Cp-p named. caching-nameserver.conf named. conf Options {Directory "/var/named /";}; Zone "test.com" IN

Henan (China Telecom) Preferred DNS 222.88.88.88 Alternative DNS 222.85.85.85 Zhengzhou City, Henan Province (China Telecom) Preferred DNS: 219.150.150.150 Backup DNS: 219.150. 32.132 Zhengzhou City, Henan Province (China Netcom) Preferred DNS: 202.102.224.68

DNS software is a target that hackers are keen on and may cause security problems. Here are some of the most effective methods to protect DNS servers. (Related articles: protecting the security of Win2003 network servers)1. Use a DNS Forwarder A dns forwarder is a DNS server

1. Using DNS Forwarders DNS forwarders are for other DNS servers The DNS server that completes the DNS query. The primary purpose of using DNS forwarders is to mitigate the pressure of DNS