1
vote
2answers
90 views

How to edit /etc/hosts without sudo?

I have a machine that I can only access using SSH. I was messing with the hostnames, and now it says: ssh: unable to resolve hostname I know how to fix it in /etc/hosts. Problem is, I need sudo ...
1
vote
1answer
17 views

Which kind of additional cleanup may be required after removing manually added entries from /etc/hosts?

My system is "Unable to resolve" removed entry from /etc/hosts. During development, I needed to add the custom domain entry to /etc/hosts, stating it resolves to 127.0.0.1. This mapping worked fine. ...
1
vote
1answer
105 views

One ubuntu machine in LAN cannot access internet

I have 4 ubuntu machines connected in a LAN network by a single switch.Their IP address is from 192.168.10.10-192.168.10.13.But after I restarted one of them since disk problem,I find that this ...
0
votes
1answer
1k views

Hostname not changing on Centos 6.4

We have centos machine. We have tried both the /etc/hosts and also /etc/sysconfig/network. Edited both files and service network restart. Yet the hostname is showing as localhost.localdomain. How to ...
1
vote
1answer
326 views

Changing the server name

I changed the name of the hosts in /etc/hosts to IP.GOES.HERE newname Apache does recognize the new server name; but still, via ssh i get this on the ssh prompt: [root@oldname] Why? Where else ...
4
votes
2answers
2k views

Creating alias to domain name with /etc/hosts

I have a domain setup to point to my LAN's external IP using dynamic DNS, because my external IP address changes frequently. However, I want to create an alias to this host, so I can access it with ...
2
votes
0answers
167 views

why is FQDN using external IP address

When postfix connects to the FQDN dur.bounceme.net it uses the external IP address: root@dur:~# root@dur:~# tail /var/log/mail.log Aug 28 04:39:45 dur postfix/master[6667]: terminating on signal 15 ...
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 ...
7
votes
1answer
4k views

Wildcard in /etc/hosts file

It seems that wildcards are not supported in the /etc/hosts file. What is the best solution for me to resolve all *.local domains to localhost?