Originally it provided a free dynamic DNS service, which allowed users to have a subdomain that points to a computer with regularly changing IP addresses.

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13
votes
4answers
10k views

Set root domain record to be a CNAME

I need to create an NS record for a domain that is a CNAME, for the purpose of having two domains pointed at one IP, and not having to maintain the current IP address in two different places. The DNS ...
0
votes
4answers
3k views

Advantages / disadvantages of having DynDNS access on a computer vs the router

I have a shiny new toy, a Cisco Wireless-N Gigabit Security Router with VPN (WRVS4400N). While looking through the instruction manual, I discovered that it had support for DynDNS built-in. We've ...
4
votes
2answers
2k views

BIND 9's nsupdate dyndns update gives: “tsig verify failure (BADKEY)”

I've scoured through so many HOWTO pages on DDNS to try and fix this... I'm at a loss. WorkstationX = CentOS 6.2 x64 ServerX = Ubuntu 12.04 LTS x64 I don't understand why it's not working... I'm ...
1
vote
1answer
2k views

How to point a subdomain to local server with dynamic IP

I see there are many related questions to this one, however the answers given seem to be a little vague for a novice like me. I've got a dedicated LAMP stack running Fedora 16 locally on my home ...
0
votes
1answer
1k views

SRV DNS Record with Custom Ports. Am I misunderstanding what SRV is supposed to do?

I have read up on SRV records, and thinking I understand what they are meant for, I want to achieve the following: In short: Bind a hostname to another hostname, but changing the port. I.e. Take ...
-2
votes
2answers
88 views

postfix error: 535 5.7.8 Error: authentication failed: authentication failure

I need to connect to Dyn mail relay and I'm using their KB. I'm trying to connect to my postfix server with telnet to port 25. This is the postconf -n alias_database = hash:/etc/aliases alias_maps ...