Stack Exchange Network

Stack Exchange network consists of 175 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

Questions tagged [private-network]

The tag has no usage guidance.

1
vote
2answers
88 views

Why is some virtual network interface assigned private IP address, while some is assigned loopback IP address?

Are docker0, lo and virbr0 are virtual network interfaces? Why are docker0 and virbr0 assigned private not loopback IP address? If private IP address can work like a loopback address, can lo be ...
3
votes
6answers
1k views

Connect to a device's SSH on a network that has no inbound traffic enabled and no static IP address

what I'm trying to do is to enable a Raspberry, physically placed in a client's site, that has internet access via Dynamic IP, to receive SSH commands from the wild without having to manipulate the ...
0
votes
1answer
73 views

How to find a private class A IP address assigned to cable modem by DHCP server?

How to find a private (Class A) cable RF IP address (10.x.x.x) assigned to cable modem by provisioning system in DOCSIS cable network node? In certain situations, when device is online, the IP address ...
1
vote
0answers
2k views

Correct way to configure CentOS7 NAT router?

The Background I have searched and scoured the web for information on the proper configuration of a NAT host running CentOS7 and firewalld for more than one private network. I have a working ...
0
votes
1answer
113 views

When to tag physical ports on private VLANs?

8 port router over two switches (4+4) Using kernel 2.6.x I'm trying to setup private VLANs to enable port isolation on this router. Each physical Ethernet port should only be able to communicate ...
0
votes
1answer
307 views

Bind9 configure part of public TLD for private network devices

Our company controls a domain called foobar.com, which is used for various public services (w.g. www.foobar.com directs to our website). The domain has public DNS records in a DNS service. We have ...
1
vote
0answers
94 views

TCP/IP routes when using multiple DHCP servers

I have connected a computer (running Debian Wheezy) to two different DHCP servers (routers) through a cable and through a wifi device. If I look at the routes with route, I get the following result ...
1
vote
0answers
735 views

Can't setup private network with systemd-networkd

I created two files in /etc/systemd/network/ vbr0.netdev vbr0.network Then I reloaded systemd-networkd, however interface vbr0 is DOWN vbr0.netdev: [NetDev] Name=vbr0 Kind=bridge vbr0.network: [...
2
votes
1answer
226 views

Advanced Policy Firewall: allow_hosts.rules doesn't work

I'm trying to open ports for Nimsoft. In allow_hosts.rules I opened ports for private network: tcp:in:d=48000_48020:s=10.0.0.0/8 tcp:out:d=48000_48020:d=10.0.0.0/8 During starting apf I see that ...
0
votes
1answer
551 views

How to route the traffic from machine 1 to machine 3 via machine 2 and vice versa, on the same subnet?

I've a Citrix Xenserver where I'm running VMs. I have three VMs there, and they have 2 NICs each: eth0 is my company LAN which I'm using for management, and eth1 is a "single-server private network" ...
2
votes
0answers
71 views

Debian repo mirror or cache

Our company will soon have hundreds of vending machines running a custom Debian 7.x based image made with debootstrap. We want to set up the clients to be automatically updated keep the patch levels ...
4
votes
0answers
65 views

How is it possible to send ping to all 127.0.0.0/8 successfully? [duplicate]

I have some wonders about 127.0.0.0/8 network and have 2 question about it. Firstly, why 127.0.0.0/8 is not considered as private network? I wonder this because wiki page does not mention about it. ...
1
vote
1answer
575 views

VPN that gives me an internal IP and allows me to reach the internal network from outside

Using Red hat linux/CentOS. Where I have 1 Public IP, that is accessible remotely via SSH. Now that server needs to connect one VPN Server so that VPN server can give one IP to our Server. Now from ...
1
vote
1answer
202 views

Oracle 11gR2 grid silent installation: error for privateinterconnects

I am installing Oracle grid 11gR2 using silent install with response file. I am getting error after "Collecting interface information for node 1" in logs. I have a feeling that this could be due to ...
6
votes
5answers
49k views

How can I share files between two Linux machines over LAN?

I am currently running Fedora 18 with Gnome on two computers which are connected to the same router. I have been using Samba to share files between the two, but I know there must be a better way. On ...
3
votes
2answers
2k views

How do I make a registered domain name resolve to a local/private IP address

I have a Debian Linux server running on my local network. I also have port forwarding set up on my router so that computers outside my network can use my domain name and get to my website/FTP/SSH ...
0
votes
2answers
152 views

How do I set up a small personal network with Linux? [closed]

I want to take the time to get into building a useful network for use between my personal machines using Linux. I have spent a lot of time scouring the web for resources on how to do this but I am ...
1
vote
2answers
234 views

Encrypt IP payload + URL

I need to encrypt IP payload + request URL so that my ISP can't understand my requests. Do you know any project such as zebedee except VPNs? Tor doesn't work with my ISP, because SSL was banned, so ...
4
votes
1answer
2k views

Tunnel through a NAT

I have a router that provides internet connection to a single client device via a wireless cellular data network. This network provides non-public IP addresses which gets natted. I would like to get a ...
1
vote
1answer
310 views

VPN issues on web browsing

I'm using Ubuntu Maverick and this is the setup: Our router connects us to the company's VPN through which we can access some internal websites. I have to connect also to a customer's VPN in order to ...
11
votes
5answers
34k views

Why is this network connection so slow?

I am having some problems with network performance speed on a Linux server running Ubuntu 9.10. Transfer speeds on all types of traffic are around 1.5MB/s on a 1000mbit/s wired ethernet connection. ...
3
votes
4answers
3k views

How do I route web requests into my private network depending on the domain in the url?

Scenario: Due to limited number of IPs, several domains are resolved into the same IP address. However, these domains may not all run on the same webserver, VM, or even dedicated machine. Therefore, ...