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Questions tagged [dynamic-dns]

118 questions
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Whitelist rule for reject_rbl_client in Postfix?

Is there a way to add an exclusion/whitelist rule (or similar), which would work against reject_rbl_client behavior? I have a postfix service running, with following client restrictions: smtpd_client_restrictions = permit_mynetworks, …
Laimoncijus
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Dynamic DNS - Windows Server trying to update unwanted A records to BIND zone master

I have a Windows Server 2008R2 Active Directory and Exchange 2010 server (client access, hub transport and mailbox roles) in a primarily Linux server environment. A Linux server running BIND9 is master for all zones, including AD specific ones,…
Runc
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How do I set up a nameserver for my DynDNS address?

I am trying to set up multiple sites under my DynDNS domain. I have a dynamic-ip and the only domain name I have is a free one from dydns, e.g. username.dyndns.org. I only have one server, but I want to be able to host multiple sites from this one…
Joe Hillenbrand
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3 answers

Getting a constant DNS for my EC2 instance

I have an EC2 instance. Every time I stop and start it, Amazon gives it a new IP and a new DNS. This is annoying because then I have to reconfigure a bunch of software on my local computer to interact with the new DNS. Is there a way for me to have…
Ram Rachum
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Reason for perpetual dynamic DNS updates?

I'm using dynamic DNS (the "adult" version from RFC 2136, not à la DynDNS), and for a while now I've been seeing my laptops with MacOS 10.6.x churning out updates about every 10 seconds. And seemingly redundant updates at that, as the IP is more or…
Volker Stolz
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Does Dynamic DNS require separate subdomains?

I have a functioning DHCP/DNS (ISC Bind 9.6, DHCP 3.1.1) server running on Debian that I would like to add DynamicDNS functionality to. I have a pretty simple question: Does DynamicDNS require (or recommend) separate sub-domains? I have seen a few…
user62491
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1 answer

Dynamic DNS with Bind9 and BIND_DLZ cannot start?

I have a device running Samba as an Active Directory Domain Controller using BIND_DLZ as a backend. On top of that I am running a secondary device also configured as an Active Directory Domain Controller also with BIND_DLZ as backend for redundancy…
Lasse Michael Mølgaard
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Can I disable dynamic dns update during "realm join"?

When (re-)joining an EL7 system to the AD domain, something somewhere issues a dynamic dns update for $FQDN. How can I suppress that? The sssd.conf itself is pre-populated with [domain/ad.example.com] dyndns_update = false dnydns_iface = eno1, eth0,…
bgStack15
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DHCP DDNS + Samba AD?

I'm working on moving a small business network away from a Windows Small Business Server. I've set up the active directory using Samba, and it all works well, but I see one potential problem: Currently we depend somewhat heavily on DHCP-based…
Dessa Simpson
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Virtual machine - DNS hostname problems on Windows Server

I have a Windows Server 2012 R2 in a local domain with an local DNS server running. My clients are configured to use this DNS server. Today, I had the problem with a client that could not log in due to network issues. I did an nslookup at the server…
bademeister
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AD Dynamic DNS Updates not triggering on clients

The problem Recently the computers at our organization moved to a new AD domain, due to a merger. We are having problems getting the clients to dynamically register their DNS records in our AD-integrated DNS. When a registration is triggered…
Omnomnomnom
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Using static records in dynamic zone with Samba and BIND_DLZ

I've deployed Samba4 as AD controller using BIND_DLZ as a backend. It works ok. Now I have a bunch of servers with static IP's, and I would like to resolve them, but I can't find a way to do this. So I googled for a few days, and didn't find…
Tigran Baluyan
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Samba4 and BIND9_DLZ - static records with samba_dnsupdate dynamic dlz

I have some records in bind for my DNS zone. Now I want to configure Samba4 Active Directory which wants to add some dynamic records into my zone. So I include /var/lib/samba/private/named.conf in my /etc/bind/named.conf. Problem is that same zone…
Xdg
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How to configure dynamic DNS updates when using stateless IPv6 addressing?

I am using Server 2012 with AD/DNS/DHCP. I have successfully configured stateful DHCPv6 however this does not accomplish what I would like to achieve so I disabled it and I'm currently trying to get stateless DHCPv6 working. I wish to use stateless…
japtain.cack
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Dynamic Global Hostname and nsupdate do not send update to authoritative nameserver

I'm trying to do DDNS. I have two Apple products: an Airport Extreme and a Macbook Air, and I want to update my DDNS server via the "Dynamic Global Hostname" feature. I setup DDNS in the cloud (BIND), and via my local Ubuntu machine (nsupdate…
Jeff
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