Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange
Make your voice heard. Take the 2019 Developer Survey now

Questions tagged [subnet]

A subnetwork, or subnet, is a logically visible subdivision of an IP network.

0
votes
0answers
5 views

VLSM seperate subnet for wired and wireless network

If i have a site where i want to create a two separate subnet, for example site A has 600 host (LAN 500, WLAN 100). Do i VLSM 600 hosts and then further subnet that network to two different network ...
1
vote
2answers
145 views

Semantics of how subnets work

Suppose I have host1 with configured IP 1.2.3.4 and subnet mask 255.255.255.0 connected to a router. Is the following statement absolutely, semantically correct: "The router will forward a packet ...
0
votes
0answers
22 views

connect N routers to same eth port

I use windows 10. I have 2 routers: 192.168.1.1 192.168.2.1 I want to connect them to same eth port(using switch) and to be able to access both, and use both as GW, so internet traffic will be ...
-1
votes
0answers
85 views

Networking between Subnets

i have been trying to connect a local subnet to another subnet. Router 1: 137.226.189.1 Router 2: 192.168.1.1 Only a connection from 192.168.1.228 (PC1) to 137.226.189.42 (PC2) and back is needed ...
0
votes
2answers
37 views

Communication across subnets

Ok, So first things first: I know what a subnetmask is, and what it is used for. But I have no idea how to properly set it Above is my home network, I have my dhcp server set to the router (192.168.0....
0
votes
3answers
51 views

Networking understanding

Please be patient with me, I am new to networking and trying to understand. So, we have 3 computers with the same subnet mask, 255.255.255.0 and the same default gateway, 192.168.12.1 connected to a ...
1
vote
1answer
28 views

Best setup practice to divide network to privae and public, on possible config? [closed]

I have a network under one wireless router, connected to many devices. I'd call it main network, and I want this to be private network. But then I want to extend this network so anyone can access it, ...
0
votes
0answers
40 views

Unable to connect to Lan port when system connects to wifi router on different subnet

So I have PC1 which connects to router through LAN for internet as follows, while its WiFi adapter remains disabled. PC1 LAN Adapter: Static IP : 192.168.1.20 Subnet : 255.255.255.0 ...
2
votes
1answer
40 views

Networking between two subnets mutually instead of one-way

PC1 <- LAN to LAN -> DSL Modem <- LAN to WAN -> Router <- LAN to LAN -> PC2 So basically my first PC is connected to modem, second PC is connected to router and router has been connected to ...
0
votes
1answer
35 views

Subnets, IPs and Apps within a LAN

Im trying to use my fios TV guide app with my network, but my network has been set up for a long time. So I have a Fios router, that I cant disable the DHCP server. Nor change its IP address. thats ...
0
votes
3answers
105 views

Secure my network by subnetting?

So I play around with home servers a good bit (mostly for learning purposes). The problem is that I do all of this on my home network, While I tend to never open ports on my router and keep everything ...
0
votes
0answers
10 views

First and secondary router, the last one with vpn-server

Have read 1155577/two-routers-in-the-same-subnet-and-vpn and others but something isn't easy to understand. Intern ip: 10.0.0.5 on the primary router and 10.0.0.1 on the secondary in that link seems ...
0
votes
1answer
93 views

Why isn't my forced MAC address change working (Raspberry Pi)?

I'm working with Raspberry Pi Zeros on a subnet. I bought external Ethernet adapters for each one to connect them to one another. Unfortunately, these ethernet adapters all came with the exact same ...
1
vote
1answer
75 views

Connecting two subnets

I have two linksys routers connected together LAN to WAN and I'm trying to establish connection between the two subnets. The secondary router is in a shed not in my house. I'd rather not do LAN to ...
1
vote
3answers
50 views

Understanding routing and subnets

I'm trying to wrap my head around subnets and how hosts communicate between them, but the articles I find usually only focus on calculating the subnet and host IDs rather than how and why to use them. ...
1
vote
1answer
116 views

mDNS / Bonjour thourgh WLAN and VLAN

I have here the following situation: Zyxel USG20 -> VLAN -> Server (192.168.50.xx) (local_1) | | -> Switch -> wired devices (192.168.80.xx) (local_2) -> LEDE WLAN ROUTER -> Mobile ...
0
votes
1answer
67 views

Understanding the subnet mask

I've been reading up trying to understand what a subnet and the subnet mask is exactly, but I'm still a bit confused. When I run ipconfig, the Ethernet adapter LAN Connection might say something like ...
2
votes
2answers
173 views

Why am I getting packet loss when pinging raspberry pis on subnet?

I have three raspberry pis connected together on a subnet via a hub. I've given them all static IPs and I'm using one main Pi to ping the other two Pis. Here is my setup: Once the main Pi starts ...
2
votes
2answers
89 views

Home Network Setup and Advice

I am wanting some ideas and advice for how to do my home network. I am an IT Technician and know the basics, however networking is not my strong suite and I want to improve. [Current setup] There ...
0
votes
2answers
225 views

How to configure router and devices for subnetting?

I am new to Subnetting a network so please bear with me. I understood all theory but not able to find any information or tutorials that can explain practical steps and configuration require to achieve ...
1
vote
3answers
155 views

Communication and visibility between main network and a subnet

I am thinking how to structure a small home video surveillance system. Actually in my house I have an only gateway/ADSL modem/router with the following setting: ADSL modem/gateway IP: 192.168.7.1 ...
1
vote
1answer
95 views

Why does one have to enter subnet mask instead of simply number of 1-bits in the mask?

As I understand, subnet mask must be contiguous. So e.g. you can't have a mask of 255.1.0.0. The networks are often denoted as e.g. 192.168.5.0/24, which automatically contains all the information to ...
1
vote
3answers
62 views

How to set up guest/ethernet/fiber network

I have a pretty basic network but I'm wanting to make some changes to it and I would like to know what the best way would be to achieve this. Currently: I have the internet come in to the modem to ...
0
votes
0answers
65 views

Ping between computers work randomly

I've decided to create some kind of working subnet. I've connected my main router (that's connected to the internet) to the second one and connected three computers on that one. For those three ...
0
votes
0answers
122 views

Separate network with second router behind openmesh/cloudtrax site?

My wife and I live on a "campus". They have a CloudTrax (openmesh if I'm not confused) network. I have been given authorized access to configuration settings. I have a wired connection from a lan ...
0
votes
2answers
240 views

How to setup a simple network that can use several IP ranges?

100% of the time, I would simply setup an office network to use the usual, 192.168.1.1 - 192.168.1.255 range For the fist time I found myself needing to put some devices on different ranges while ...
0
votes
1answer
144 views

Route/forward traffic between overlapping subnets Linux

I have configured a network with the following topology: Gateway (10.0.0.1) | tun0 | |-----------------------| 10.0.0.0/16 | | | tun0 ...
0
votes
0answers
45 views

Subnet Configuration for OpenVPN network

I have a network made up of many wireless access points all connected over OpenVPN to a central (distinct) server. Each access point assigns DHCP addresses in its own /24 subnet. I am unsure of the ...
0
votes
1answer
204 views

OpenVPN Assign IP addresses with non-contiguous netmask

I'm working on using OpenVPN to connect several access points in different locations. I had intended to assign IP addresses to devices so that NAT was not used within the network by using the 10.0.0.0/...
0
votes
0answers
26 views

Unsuccessful ping to specified address helps to restore ping to another

I have strange issue. I use virtual machine with dedicated Ethernet card, which is connected to switch and later to set of equipment. One of them has own subnet. From time to time I loose ping to 192....
0
votes
0answers
293 views

IPTables/UFW Rules to Allow traffic from 2 or more local subnets to PC WHILE connected to a VPN with OpenVPN client

I really hope someone can help with this because im getting gray hair! If i have 3 different LAN subnets all already configured to "talk" to each other LAN1 = 192.168.7.0/24 LAN2 = 10.0.0.0/...
0
votes
0answers
49 views

How to connect one ip range to another on Class C network?

I have two broadband connections. The dynamic ips are 192.168.1.1 which are same for two connections. When both of it got connected to a load balancer (Tplink 480t), the load balancing works fine with ...
1
vote
1answer
573 views

Subnetmask of 255.255.0.0 for servers with static ip?

Short question Is it a bad idea to give my servers that have a static ip, all a subnetmask of 255.255.0.0, turning it from a Class C to a Class B network? The ip addresses from the servers range from ...
0
votes
0answers
48 views

UDP server socket does not get packets but Wireshark does

I have a server on pc with address 192.168.1.3, and a client socket bound with address in different subnet 192.68.0.1. The client and the server are connected via a switch. From Wireshark, I could ...
1
vote
1answer
501 views

Can't mount network drive across subnets

I seem to be having an issue when it comes to mapping a network drive to Windows' Explorer. I am trying to map my NAS which is located in 'Router1', and my computer which is in 'Router2', but every ...
0
votes
1answer
41 views

Subnet and internet connection

I have new public IP Address from a new ISP . I decided to assign the computers the subnet of 192.168.0.0/22. What else do you need to do to allow these computers to access the Internet?
1
vote
1answer
37 views

How to make Win 10 direct all requests to single ip/domain through network adaptor #2?

This is my setup: I wish to have Computer A use the ethernet (network adapter) and never use the wifi when attempting to communicate to Computer B (and vice-versa). Best case scenario: Domain ...
-3
votes
1answer
98 views

Network Subnetting

Just trying to understand network subnetting a little better. I have been given a problem in dividing a network using IP 10.0.0.0/8 into 5 department units with 200 computers each. What would the IP ...
0
votes
0answers
249 views

Vpn user authentication failed

I'm trying to create a VPN with strongswan in Ubuntu 16.04 but this error persists no matter how much I try and Change tutorials first: Failed to estabilish VPN: User authentication failed. In log: [...
0
votes
0answers
60 views

Routing one subnet around OpenVPN tunnel

I have a Linux box configured as my home network's router/DNS/DHCP/OpenVPN client. ISC's DHCP server doles out addresses to my two subnets: 172.16.1.0/24 172.16.2.0/24 The first contains all devices ...
0
votes
1answer
583 views

How to Physically Subnet a Network

I’ve read many posts and articles describing how to logically create subnets (Pluralsight: Subnetting a Class C Address Using the Fast Way, Network Enginering: How to divide network into subnets? How ...
0
votes
3answers
602 views

If my ip is 192.168.0.108 how can I access a virtual machine within a range of 192.168.1.0/24?

My Network range is : 192.168.0.0/24 I got a VM with static IP preconfigured within the range of 192.168.1.0/24 I started the VM but don't have access to the netwrok. Don't know the password to ...
0
votes
1answer
183 views

isc-dhcpd-server - correct subnet and netmask setting but assigned IP and netmask (ifconfig) different

A colleague of mine is currently trying to fix an issue with a Raspberry Pi 3 machine (latest Rasbian). The isc-dhcpd-server runs without any issues on another similar setup. Inside the /etc/dhcp/...
1
vote
1answer
76 views

What's the proper way to configure a bridged network that has their own internet at each end?

I'm needing to connect two houses on the same property together, about 1400ft apart. I need to simultaneously access and login to a Quickbooks file on the other computer all using Windows, and of ...
0
votes
0answers
85 views

How to ping a computer inside a subnet setup using vmware's virtual network editor connected via NAT?

My Computer runs 3 VMs: vmInfra(10.0.99.99), vmPrime(10.0.99.11) and vmDeux(10.0.99.12). The setup looks like this: When I ping my physical host (10.0.99.1) from any of the VMs, it can find it, but ...
0
votes
0answers
335 views

Two routers on same subnet

This is my current setup: Modem > Openwrt(wrt1200ac) > Pfsense Openwrt creates a 192.168.2.1 subnet, and pfsense is assigned 192.168.2.100 on its wan interface. Pfsense then creates a 192.168....
0
votes
1answer
85 views

what does subnet 163 specify?

I just got a new router. It has the following fields filled in (under the DHCP Server section): Range: 192.168 Subnet: 163 Start: 100 End: 250 What IP range does this specify? Thanks
1
vote
1answer
46 views

Subnetting and node isolation

I'd just like to ask about networking... I'm a total novice to networking so I'm sorry if this isn't possible but I think it is. I have 2 Sky SR101 routers. One is connected to the modem and ...
2
votes
2answers
1k views

Setting up two routers in home networking

I would like to set-up a two router configuration for my home network and this is how I plan to set-up. Modem --> Google Wi-Fi Point --> Gigabit switch --> Ubiquit Edge Router --> Few end points To ...
0
votes
1answer
44 views

VM Networking and Subnetting

Some background: I'm attempting to set up a pentesting network with a handful of virtual machines for the SANS 560 (Network Penetration Testing and Ethical Hacking) course, but I'm having an issue ...