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Subnet Mask problem
I’m studying for a test and found myself in a “dead end” with a question about netmasks. The question is: Based on the next figure, once both sub-nets are configured, it's observed that hosts in a...
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Same netmask or /32 for secondary IP on Linux
There appear to be (at least) two ways to add a secondary IP address to an interface on Linux. By secondary, I mean that it’ll accept traffic to the IP address, and responses to connections made to...
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Is there a tool for subnetting for free?
I’d like a program that I can write in an IP address and give it the Subnet mask and have it divide the networks in C level networks. Thanks. Something that I can download please, not a website....
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Bad mask /XX for address X.X.X.X in Router Cisco (Packet Tracer), VLSM
Im trying to do a practice in packet tracer. Im configuring a 1841 Router (but the problem happens in all routers). When I try to set an IP address with a mask different of the by defect mask for this...
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How can I get linux to honor new netmask without hard restart of networking...
I’m not sure “honor” is the right word for this, but it’s the best I could come up with. I have a scenario where I have two servers on the same network. They have primary and secondary IPs, all on the...
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Changing netmask from /24 to /16 on a Windows 2003 domain
I have a Windows 2003 domain using 192.168.0.0/24 with all static addresses (no dhcp). I want to move to 192.168.0.0/16 because we need more addresses. I understand that we need to change netmask from...
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Why can’t my networks reach each other?
We have two Buffalo WZR-HP-G300NH2 routers, with the default firmware, DD-WRT v24SP2-MULTI (10/31/11) std – build 17798. Each has a separate cable internet connection with a public static IP address....
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