ip address and subnet mask calculator

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IP address, subnet mask, default gateway, DNS server details

In order to learn more about the TCP/IP protocol, I have read a lot of relevant information recently and collected the following records for later use and convenience: What does IP address, subnet mask, default gateway, and DNS server mean? (1) Problem Analysis 001. Q: What

Java implementation of acquiring broadcast address based on IP address and subnet mask

/** * Get broadcast address * */public static String getbroadcastaddress (string subnet, string IP) {string[] ips = ip.split ("\ \."); string[] subnets = subnet.split ("\ \"); StringBuffer sb = new StringBuffer (), for (int i = 0; i Get the Java implementation of the broadcast address based on the

How to compute IP address and subnet mask _ network

Turn from: http://hi.baidu.com/ww2000e/item/98f7b9f6d396d5b430c1994f First of all, we look at a CCNA test common problem: The IP address of a host is 202.112.14.137, the mask is 255.255.255.224, requires computing the network address and broadcast address of the host networ

IP address, subnet mask, default gateway----learning

You must know something about the IP address, right? We know that the TCP/IP protocol that is widely used in the Internet is to differentiate between different hosts by using IPs. If you've ever had a TCP/IP protocol set up, then you're bound to encounter the term subnet

Known IP, subnet mask, seek network bit, host bit, broadcast address

PrefaceThis document is simply a logical algorithm, and how to compute network bits, host bits, and broadcast addresses in the case of known IP addresses and subnet masks. All steps are far from the most primitive binary way, the direct hit principle, please read carefully.1. Logic algorithmLogic and operations and logic or operations are used when computing network bits, host addresses, broadcast addresses

IP address, subnet mask, default gateway, what does the DNS server mean?

IP address, subnet mask, default gateway, what does the DNS server mean? IP address, subnet mask, default gateway, what does the DNS server

[Ccna]-04-ip address and subnet mask in detail (mainly introduced IPv4)

IntroductionThis article describes what the IP address and its function and IP address composition, IP address classification, IP subnet par

In Linux, view the gateway, subnet mask, IP address, and broadcast address.

In Linux, view the gateway, subnet mask, IP address, and broadcast address. [Root @ glnode04 vm01-CentOS-5.5] # Cat/etc/sysconfig/network-scripts/ifcfg-eth0Device = eth0Onboot = YesBootproto = noneIpaddr = 10.10.111.4 IP Address

Relationship of IP address, subnet mask, gateway, DNS

What is an IP addressThe so-called IP address is a 32bit address assigned to each host connected to the Internet. In accordance with the TCP/IP protocol, IPs are represented by binary, each IP

Detailed description of winformc# get MAC address, IP address, subnet mask, default gateway code instance

The following small series for everyone to bring an article WinForm C # get the MAC address, IP address, subnet mask, the default gateway instance. Small series feel very good, now share to everyone, also for everyone to make a reference. Let's take a look at it with a littl

Java to seek host IP address and its corresponding subnet mask

Not much to say, directly on the code. Package com.ckw.test; Import Java.io.BufferedReader; Import java.io.IOException; Import Java.io.InputStreamReader; Import java.util.*; Import Java.util.Map.Entry; public class Testofsubnetmask {map The results are: ---------------------------------------------------------------Windows IP Configuration host name ............. : DADI primary DNS suffix ........... : node type ............: mixed

How to handle the IP address and subnet mask in PHP

The Ip2long IP address is converted to an integer type.Long2ip integer data is converted to IP. The subnet mask is converted to a mask length mode:$slash _notation = strlen (Preg_replace ("/0/", "", Decbin (Ip2long ($

IP address and subnet mask used for computing

IP address and subnet mask used for computingAfter knowing the IP address and subnet mask, you can calculate:1. Network Address2. broadcast

Subnet Mask and IP address

The subnet mask is used to determine whether the IP addresses of any two computers belong to the same subnetwork. The simplest understanding is that after the IP address and subnet mask

IP Address Subnet Mask calculation

IP Address Subnet mask calculation, return IP segment start and end range, length, mask and other information. /** * Mask

Subnet Mask and IP address operations

Subnet Mask and IP address operation subnet mask: function: divide an IP address into two parts: network

Network management IP address and subnet mask Linux detailed

represents the different hosts within the network segmentAttention:Private IP is an IP address that everyone can access for use in the intranet.Let's explain what a subnet mask is, why put this concept with an IP

Use ioctl to set the mac address to obtain the current IP address, subnet mask, and other information.

; unsigned char mac[6]; if(argc != 2) usage(); else name = argv[1]; sockfd = socket(AF_INET,SOCK_DGRAM,0); strncpy(ifr.ifr_name,name,IFNAMSIZ-1); if(ioctl(sockfd,SIOCGIFADDR,ifr) == -1) perror("ioctl error"),exit(1); addr = (struct sockaddr_in *)(ifr.ifr_addr); address = inet_ntoa(addr->sin_addr); printf("inet addr: %s ",address); if(ioctl(sockfd,SI

Know an IP address, how to calculate its subnet mask ah?

There are two ways to compute the subnet mask: Method One: Use the subnet number to calculate: 1. First of all, the number of subnets from the decimal number into binary number; 2. Then, the number of digits of the binary number obtained by the statistic is set to n; 3. Finally, the subnet

IP address and subnet mask

IP address and subnet mask 1. IP Address:The Internet is formed by the interconnection of different physical networks. The computer communication between different networks must have a corresponding address ID, which is called an

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