what is ip nat inside?
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ip nat inside source: Translates the source IP address of packets that travel from inside to outside. Translates the destination IP address of packets that travel from outside to inside.
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Internet Protocol. The Internet Protocol (IP) is the principal communications protocol in the Internet protocol suite for relaying datagrams across network boundaries. Its routing function enables internetworking, and essentially establishes the Internet.
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Open Command Prompt, type ipconfig, and press Enter. As you can see in the screenshot below, when you run this command, Windows displays the list of all the active network devices, whether they're connected or disconnected, and their IP addresses.
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The Internet Protocol (IP) is a protocol that delivers a package of bits (a packet or datagram) from a source to a destination on a so called packet-switching network such as the Internet. ... The network is connection-less. The packet is transported from one node of the network to the other towards the destination.
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An Internet Protocol (IP) address is a unique number that can identify each host (computers, routers, switches, etc.) on a network. ... A gateway IP refers to a device on a network which sends local network traffic to other networks.
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With NAT, a virtual machine does not have its own IP address on the external network. ... Host-only networking provides a network connection between the virtual machine and the host system by using a virtual network adapter that is visible on the host operating system.
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There is a service called "iptables". This must be enabled. The rules are saved in the file /etc/sysconfig/iptables for IPv4 and in the file /etc/sysconfig/ip6tables for IPv6. You may also use the init script in order to save the current rules.
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An internal IP address is specific to your home network whereas your external IP address is public-facing via your Internet router. Check out the diagram below for a simple illustration of what a typical home network looks like.
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What is Iptables, and How Does It Work? Simply put, iptables is a firewall program for Linux. It will monitor traffic from and to your server using tables. These tables contain sets of rules, called chains, that will filter incoming and outgoing data packets.
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DNS Server. It is the same as your gateway because that is the default when you are using DHCP to pull your IPs from your router. Your router is most likely set to DHCP to get it's address from the ISP The DNS is provided through your router.
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Go to the System Preferences, select Network, and it should be right there. Click the connection type on the left to see the IPs for each type. You may need to click the TCP/IP tab at the top. Or you can go full geek and open the Terminal and type "ipconfig" just like on Windows.
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When you do a ipconfig /flushdns, your system clears the cache of name to ip entries and reloads them from the connected DNS server. This will provide you the IP address to which current DNS is pointing.
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NAT and port forwarding are different, but they are often used in conjunction with each other. NAT is network address translation. It translates traffic from one IP address to another. ... Port forwarding (sometimes called PAT - Port Address Translation) is similar, but it functions on the port level.
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TCP/IP, or the Transmission Control Protocol/Internet Protocol, is a suite of communication protocols used to interconnect network devices on the internet. TCP/IP can also be used as a communications protocol in a private computer network (an intranet or an extranet).
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IP forwarding is the ability for an operating system to accept incoming network packets on one interface, recognize that it is not meant for the system itself, but that it should be passed on to another network, and then forwards it accordingly.
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['Open NAT Type.', 'Moderate NAT Type.', 'Strict NAT Type.']
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['IPSec and VPNs.', 'TLS and SSL.', 'Application Transparent Transport Layer Security.', 'Kerberos.', 'OSPF authentication.', 'SNMPv3.']