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-1
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0answers
10 views

Example of submitting dns change to dns0matic?

My ISP has been changing my IP regularly so I'm trying to use dns-o-matic to keep things straight. I do have an account and I've read their API docs and even talked with their tech people. However, ...
0
votes
0answers
7 views

Deliver emails outside network, from a server behind router DNS and port forwarding

I've been trying to configure webserver to deliver emails outside the local network. Server is connected directly to the router and relay on its DNS service, and one of that online service for resolve ...
2
votes
1answer
419 views

redirect web server with no-ip and port forwarding in livebox

I want my Apache web server running on a Livebox (home router appliance running Linux) to be accessible from the Internet (WAN). I installed and configured the application noip2 on my Ubuntu PC. ...
3
votes
1answer
2k views

UFW: Allow traffic only from a domain with dynamic IP address

I run a VPS which I would like to secure using UFW, allowing connections only to port 80. However, in order to be able to administer it remotely, I need to keep port 22 open and make it reachable from ...
0
votes
2answers
126 views

DenyHosts and no-ip.com

I recently installed DenyHosts and after a few remote logins I noticed that sshd: 8.23.224.110 had been added to the host.deny file after /var/log/auth.log showed a few sshd: Did not receive ...
0
votes
1answer
184 views

Apache subdomain can not be resolved

<VirtualHost *:80> ServerAdmin webmaster@localhost ServerName domain.no-ip.org ServerAlias www.domain.no-ip.org DocumentRoot /var/www/main ErrorLog ...
5
votes
3answers
9k views

How to find out if Ubuntu is using DHCP (Ubuntu 12.04 LTS GUI)

How can I find out if my IP address is DHCP, Fixed or Dynamic? I need to tell my network administrator what the IP address is, that my Virtual Machine is using. I know the numbers, but I don't know ...
4
votes
3answers
8k views

How to create a custom dynamic DNS solution?

You all probably know commercial dynamic DNS providers like dyndns.org or no-ip.com. But how to create a similar service for just a handful of machines? What server software would be best suited for ...
2
votes
4answers
2k views

Make nslookup use specific interface

On my computer I have two network cards. Both are using different Internet Providers service. Both Internet service provider have different DNS server and their IP address are known to me. I want to ...
1
vote
2answers
613 views

How can my server detect IP changes in order to notify my dynamic-DNS provider?

Just set up ubuntu server, which has a dynamic ip. I am looking for a way to keep my dns server updated. Im using entrydns to do this and they provide the following command to update the server. curl ...
2
votes
1answer
1k views

Hosts file on server with dynamic DNS?

I am setting up a RHEL-based server that is associated with dynamic DNS from DynDNS, with a domain of, say, "abc.dyndns.org" that is dynamically updated with the server's IP address. I have read that ...