Tagged Questions

0
votes
1answer
54 views

Change of IP / Configure AirPort Extreme

Earlier today our IP Address changed due to misconfiguration caused by our ISP. I'm trying to ensure our IP won't change again. So I spoke with our ISP and they assigned us a static IP (we were ...
1
vote
1answer
47 views

How to host Etherpad (node.js) AND create a closed Wifi network from the same Mac?

I have a successfully running Etherpad install running on my Mac, and when clients on my network connect to my node.js server through the IP address assigned by my router, all is well. But I'm going ...
0
votes
2answers
78 views

Where could I get my networks domain name?

I am trying to determine domain name of my network. I tried some programming methods, commands but i could not get domain name of my network.I got ip address using cat /etc/resolv.conf I was doing ...
0
votes
0answers
106 views

Another DNS name resolution trouble!

The problem I have OS X Mountain Lion, latest updates installed. Randomly after boot, I have no network connectivity from a user perspective. Web browsers are unable to display pages, no mail to ...
0
votes
0answers
13 views

Existing domain can't be found

I have a problem very similar to the one posted here. I've tried everything suggested but I'm still unable to see the site (that is http://martinlandaumusic.com). I think the issue has been caused ...
0
votes
3answers
192 views

How does the iPad expose its host name over the network?

When I connect my iPad to the wifi network at work, I can ping it by name: ping my-ipad. Clearly the router is somehow exposing it via DNS, or something like that. But when I connect my iPad to the ...
1
vote
0answers
50 views

Strange domain name appears in Sharing Preferences, source unknown

First of all before anyone asks, I have already set my DNS name in the Terminal with scutil, which is reflected on the Terminal prompt and returned by the hostname command. I also understand that this ...
0
votes
1answer
259 views

Ethernet Working but No Internet Connection

In my office, nearly everybody uses Mac and we have just only one Windows 7 system. Just this morning, all the Mac systems (10.8.2) could not connect to the internet but could connect to the network, ...
1
vote
1answer
92 views

Cannot Resolve Host

For some reason my system will not resolve hosts added to /etc/hosts. If I add an entry: 127.0.0.1 somename.dev It won't resolve. If I add this, however: 127.0.0.1 somename.dev ::1 somename.dev ...
3
votes
2answers
279 views

How would I prepend 127.0.0.1 as a nameserver all the time

I do web development and I would like to have dnsmasq running and handing my local dns requests. However I work in a lot of different networking scenarios and I need to DHCP updating my networking ...
4
votes
2answers
287 views

What is the preferred method of command line domain name lookup (DNS)?

What command line command do I use to lookup a domain address? When looking at the man pages for nslookup and dig I can see a section saying that these utilities do not use the Mac OS methods of ...
0
votes
2answers
297 views

Why can I not access my own website - unknown host? [closed]

I have a website - www.birupakhyadash.com - which I am not able to access. The traceroute to the address returns the error: unknown host. I have tried to clear the dns cache and disable the ...
0
votes
1answer
190 views

How to use machine name of iOS devices on network?

I have an iPhone 4 and a 3rd generation iPad. They connect to my local home network over WiFi but I cannot use their machines names. I have an app on both devices that exposes a web server, but I can ...
0
votes
1answer
630 views

Odd (potentially DNS) network problems on my Macbook Pro (VPN / Network Connect related)

I was reluctant to ask a new question as there appears to be a million dns related questions on here and elsewhere already, but, I think mine might be a bit different. An example, right now I am ...
1
vote
0answers
393 views

ping and browsers do not seem to use local DNS server? (or: mDNSResponder looses local dns server?)

(1) Stack Info DNS Server CentOS 5.6 64bit running dnsmasq 2.45 on IP 10.9.8.2. Serving as DNS-Only Server using it's local /etc/hosts. /etc/resolv.conf on this machine has Router Draytek ...
4
votes
3answers
982 views

How to add some additional DNS search domains without ignoring the DHCP ones?

I just want to add my own list of Search Domains but without overriding the ones returned by the DHCP? As anyone would imagine I already tried to add them to Network > Advanced > DNS but adding them ...
7
votes
1answer
1k views

Is it possible to configure OS X to use the domain-name supplied by DHCP option 15?

I run a small home network, and have configured my DHCP server to provide a domain name with all responses. My MacBook Air (running 10.7.3) places the provided domain in the DNS search path, but does ...
1
vote
1answer
503 views

Map certain ports to URLs via hosts file or DNS resolver

I use SSH tunnelling extensively to gain access to remote machines that are behind a firewall. So to access a development server I use something like http://localhost:8888 which is forwarded to port ...
2
votes
1answer
1k views

How to fix when I can nslookup and dig an internal hostname, but I cannot ping or ssh to the internal machine?

I can nslookup and dig an internal hostname, and I get a rapid response, but I cannot ping or ssh to the server. All external hostnames work fine for both ping, ssh, dig or nslookup. ssh -vvv ...
2
votes
0answers
186 views

Browsing to a nested subdomain resolves wrong page

Our corporate network has some web applications hosted in a nested subdomain hierarchy. A "subdomain's subdomain", as you will. For example: Root-> http://*.mydomain.com (resolves to: 192.2.2.200) ...
3
votes
1answer
287 views

Network's DNS queries redirection to localhost

Before saying anything, I would like you to know that my experience in the field of network administration is about 3 days long, so please treat me like the newbie I am. I have also been looking ...
2
votes
1answer
266 views

Internet page not loading, ping not working but host www.example.com return an IP

Sorry I'm being vague because I don't even know where the problem can be. Yesterday I was using the internet just fine. Today on the same wifi router and on another 3G connection, I couldn't access ...
3
votes
1answer
817 views

Lion Server DHCP randomly loses settings and reverts to defaults

I’ve been trying to set up Lion Server on a Mac Pro with it acting as the router/gateway/firewall/DNS/NAT and DHCP. I’ve been trying to setup an internal-only network named mycompany.something. After ...
3
votes
1answer
315 views

DNS: Search Domains not working correctly?

I am running OSX Lion. I've looked all over the web for solutions to the issue I'm having and can't find a fix. I've found several entries where uses are trying to resolve custom_hostname.dev (etc, ...
15
votes
8answers
17k views

DNS not resolving on Mac OS

Some of my coworkers are having troubles on their Macs - DNS resolution does not work under Mac OS. They're running Snow Leopard 10.6.8. They can use DNS in a Windows 7 virtual machine (VMware Fusion ...
3
votes
1answer
697 views

How to set custom DNS entry for a particular wifi connection

Is there a way to set custom DNS settings for a single wifi connection without affecting other connections? I use my laptop at home and work. When at work I need to type in an IP address of a local ...
1
vote
1answer
115 views

How to resolve network issue or DNS to access web page on Snow Leopard Server?

I have my network setup like as follows: internet > router 1 > ethernet ports > switch > router 2 I have a Mac OS X Snow Leopard Server connected to "router 1", but it is so slow when accessing a ...
2
votes
1answer
533 views

OS X assumes hostname of other network computer: how to prevent this?

I just came across a strange quirck: I use my MacBook Pro in the office. Every computer is assigned their IP addresses by a DHCP server. It seems to be the case now, however, that my OS X changed my ...
5
votes
4answers
4k views

How can I quickly change DNS server

I often like to use a non-network specific DNS server (like Google's public DNS 8.8.8.8). However, many public wi-fi locations won't load their "terms of service, click here" page during the ...
1
vote
1answer
727 views

Macbook can't resolve any domain names

I have a 13" Macbook running Snow Leopard 10.6.6 which is unable to go to any URL on either my office or hotel networks. I have no proxy or firewall enabled on the computer - and have connected to ...
0
votes
1answer
75 views

How to reach websites that have failed while offline?

When I try to open a website when my connection is down or while my modem is starting up, my Mac flags this url as unreachable. When the connection is finally open and internet available, I still ...