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0
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0answers
15 views

Sendmail quit working after configuring private static IP [duplicate]

I'm pretty new at this whole gig of running a server without WHM so bear with me please. I just followed directions to enable a static ip configuration on my Linode Centos 7 for the purpose of using ...
0
votes
1answer
26 views

Vagrant private IP not found after network change

I've got a simple Vagrant Ubuntu virtual machine setup using Virtual Box, running on a Mac. I'm using private networking, configured with a static private IP like so: Vagrant.configure("2") do ...
-1
votes
1answer
37 views

Whatsmydns shows internal ip for class c whereas for class b it doesnt

I have a VMWare infrastructure and inside that 2 environments named A and B. "A" has its DNS in the server "D" whereas B has its DNS within itself. The scenario is as given below: A has domain ...
8
votes
2answers
222 views

Is it reasonable to use Nagios to check that a service is NOT available?

Suppose I have a server with a private interface and a public interface. Public might have things like HTTP(S) servers, private might have MySQL and SSH. Obviously Nagios is useful to check that the ...
2
votes
4answers
771 views

DNS A record pointing to private IP address [duplicate]

I own a domain. I will call it example.com. I want to set up a local BIND server on my private network. I have a box with the private IP address of 192.168.2.13 I would like to have this box named ...
0
votes
1answer
122 views

Can't get access to my IIS Server?

Before I could get access to my IIS Server using its static private IP address (on the Windows Server 2012 itself), but now I can only access the IIS Server web page using its localhost and 127.0.0.1 ...
0
votes
1answer
322 views

How to Access an AWS Instance with RDC when behind a Private Subnet of a VPC

We are implementing a typical Amazon VPC with Public and Private Address - with all servers running the Windows platform. The MS SQL instances will be on the private subnet with all IIS/web servers on ...
1
vote
2answers
45 views

Are Amazon VPC private IPs constant?

I have a VPC set up and working on Amazon and one EC2 instance talks to another via its private IP. Will this IP remain constant to that EC2 instance through out multiple reboots? Is there anyway to ...
1
vote
0answers
144 views

Apache redirect all traffic to HTTPs except for private IP

I would like to redirect all incoming traffic to HTTPs except for incoming traffic on private IP (10...*). With the following configuration, external traffic is not being redirected to HTTPs. This ...
0
votes
1answer
335 views

XenServer - VMs to access Internet, but should not be visible from the Internet

I have installed XenServer on my server at the Hetzner datacenter. I have bought an additional /29 subnet containing 6 usable IP addresses from them. I want to install more than 10 VMs on this ...
-1
votes
2answers
142 views

Find Public IP Address through a Private IP Address [closed]

I have a application server (LAMP Stack) access. But php application connect to mysql from another db server. I have only private IP for this DB Server. Is their are any way to know public IP Address ...
0
votes
3answers
191 views

Connect Server to multiple Networks

I have a server that I'm trying to connect to multiple network ranges (172.x.xx, 10.x.x.x). I'm not really concerned with Domain issues I just want to be able to access my storage / management network ...
0
votes
1answer
81 views

Best option for having ethernet (level2) switch simulated on typical ethernet level3 switch/router?

I have two Linux servers which are going to be connected to typical l3 switch/router. They will both have assigned one public IP number per each ( let's say: pub.ip.n.1 and pub.ip.n.2) by IT. Q1: ...
1
vote
0answers
122 views

VPC private ip address unable to communicate to the network interface which has an elastic ip assigned

I'm not sure if this is how VPC EC2 private addresses are supposed to work. I have two instances in VPC each are allowed to talk to each other (security group), and each instance has two network ...
0
votes
1answer
458 views

IPv6 configuration for my private network when prefix delegation is not supported by the provider?

I have a typical router with IPv4 and NAT setup. My provider sends an IPv6 address to the router, but it does not support the IPv6 prefix delegation. How can I get IPv6 addresses for my private ...
2
votes
2answers
74 views

IPv4 private address assignment

I'm working on a private network which uses static IPv4 addresses as well as DHCP addressing for the physical LAN network. At a previous company I worked at they would assign static addresses in the ...
4
votes
1answer
264 views

Using Public IP addresses for Private Network

I have a network that uses the 192.192.192.x network address for their private network. It looks like publicly those are IP addresses that are assigned in Taiwan. I don't think they do too much ...
3
votes
2answers
389 views

why do Vagrant docs suggest using public IP address 33.33.33.10 for local VMs?

I'm following a tutorial to set up vagrant (a tool to build and configure portable virtual machine images), and it seems that vagrant documentation suggests using IPv4 address 33.33.33.10 to configure ...
1
vote
1answer
45 views

Access my system data which has private IP [closed]

I need to give my laptop to someone for few days, i have my files in that out of which i'm not sure which one's i'll require. So looking for a solution if possible. How can i access those files by ...
2
votes
3answers
171 views

Is 172.253.16.0/24 a valid private subnet?

I've been administrating an office network that was set up by someone else and I always found this weird about it: Their internal subnet is in this range: 172.253.16.0/24. It's been working fine, but ...
-1
votes
2answers
413 views

SSH tunneling on Ubuntu (Private IP of one network to Private IP of another network)

Suppose I use a Ubuntu machine in a computer lab which has a private IP like 10.255.1.34. At my home I use Internet provided by a local ISP, so my home PC has a private IP like 172.16.203.105. I am ...
6
votes
5answers
2k views

Private IP getting routed over Internet

We are setting up an internal program, on an internal server that uses the private 172.30.x.x subnet... when we ping the address 172.30.138.2, it routes across the internet: C:\>tracert ...
0
votes
2answers
189 views

Host Websites on Virtual IP VMs

I have Proxmox Virtulization server installed. But i have one real(Public) IP. Incoming request to Proxmox server must be bind Virtualized servers. Dnsmasq installed in Proxmox Virtualization Server. ...
-4
votes
4answers
307 views

NAT a private IP to a public IP

I have two servers A and B. Server A has a private ip 10.0.0.4 and a public ip of 1.2.3.4 Server B has a private ip 10.0.0.5 and a public ip of 5.6.7.8 running ifconfig on Server A says eth0 has ...
4
votes
4answers
683 views

Reaching a Linux server with a private IP without VPN

I'm working on a network where I can't obtain a public IP address or set up VPN access. Is there a way that I can communicate with a local server remotely by using an intermediary in the cloud that ...
3
votes
1answer
3k views

How can the route between two private IPs go via public IPs?

I'm trying to understand what this output from traceroute means. I changed the IP addresses for privacy but retained the public/private IP range distinction. traceroute.db -e -n 10.1.1.9 traceroute ...
4
votes
4answers
2k views

Public Servers NATing?

My question in short: "Which is better? To assign private IP addresses to public servers and do NATing, or to assign public IP addresses to them without the need for NATing"? The NATing can be useful ...
3
votes
1answer
3k views

Two ESXi host servers connected to eachother's second NIC

Essentially I have two physical servers (Both identical, both ESXi hosts, each with 2xdual gbit nics) in a private rack in a data center. They will both be running a variety of db/web/storage server ...
5
votes
2answers
5k views

How do I setup virtual networking Xenserver?

I'd have a network like this currently. Basically, It's two Xenservers connected to our colocation provider's switch via one ethernet cable per server. Each server currently has a second ethernet card ...
1
vote
1answer
730 views

Cassandra on Linode: Dark magic isn't working

Yes, I realize I'm crossing the streams by running Cassandra on Linode. Yes, I know it would be better to run it on Rackspace or Amazon, but that's immaterial right now. Basically, I've got a Private ...
1
vote
1answer
1k views

Linode Private IPs

I'm trying to get private IPs set up with my Linodes. I'm running Debian. Here's my Linode's Network tab: eth0: 69.164.214.146 ( li129-146.members.linode.com ) Gateways: ...