A network mask is used to determine which part of an IP address belongs to the network and which part identifies the host.

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Is there any command-line to change my network mask in Windows shell?

I have not been able to find nothing on the netsh command shell documentation for changing only the netmask configuration without modifying rest of it (ip, gateway, DNSs and so on). The closest I know ...
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How can I configure my DD-WRT VPN PPTP server to assign netmask 255.255.255.0 to clients?

I have a router running DD-WRT with a PPTP Server working fine, but every PPTP client gets assigned IP like this one: IPv4 Address . . . . . . . . . . . . : 192.168.210.2 Subnet Mask . . . . . . . . ...
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When is the subnet mask used?

My NIC on my computer has a subnet mask. Is this only for it's own information? Or does the subnet mask get tossed into the TCP/IP headers to help the next device up route it? I'm guessing it's only ...
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604 views

What is major network mask and subnet mask

I've been served with a question to find Major Network Mask and I've only given Host IP address and sub-net mask. I have to find the Major Network Mask using Host IP and sub-net mask. Another ...
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How to force to send data to router (on L3) instead sending directly? (on L2)

I have a public IP-addr on one machine: a.b.c.156/32 The GW is a.b.c.133 (which is in the /27 network with its gateway a.b.c.129) I statically added an arp route: sudo arp -an a.b.c.133 at ...
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If I have a subnet mask of 255.255.255.0, what is the next valid subnet mask address [closed]

If I have a subnet mask of 255.255.255.0, what is the next valid subnet mask address on either side (above or below)
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how to take subnet mask for an IP

I found this problem in a textbook, and I do not understand the solution: Find the subnet which the IP: 192.168.1.25 belongs to. Here is what they did: 255.255.255.224 for 192.168.1.25 and do ...
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Mask as 0.0.0.0 [closed]

The below was asked as a question in an exam I gave previous week: "You are given two hosts with IP addresses 152.46.69.12 and 152.46.69.105 with both having masks set to 255.255.255.0. How do the ...
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Why can't my OpenVPN client access machines on same LAN as OpenVPN server?

I have configured OpenVPN on my Linux server and Windows client according to the instructions here. My client can access the server, but can't get any further onto the LAN. My Server is ...
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251 views

Wireless Bridge -DHCP

I was thinking of picking up a couple of TP-Link wireless routers, and setting them to bridge. I have a sep. LAN network that would have one of them, and I'd put one on my internet connection. ...
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218 views

Is there a way to detect a LAN's IP and its subnet mask?

I'm not a English speaker, but I'll try my best make it clear: If your laptop connects to a unknown local network (through a wireless or wired router) and there's no DHCP service at all, and nobody ...
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What is the difference between a subnet mask and a netmask?

Is there any logic in using two different names for determining host ID and net ID? For example, if you type print route in a Command Prompt you get things with netmask, but the IPv4 settings seems ...
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What does mask 0.0.0.0 mean when it's assigned to a network interface?

Suppose I use ifconfig or some similar command to setup my network interface, and I assign 0.0.0.0 to the mask parameter. Does it have a special meaning? What implications could this have?