Dhcp not updating dns records Skype sex chat forums
It does appear to be the same clients again and again with the problem, but then they could just be the people trying to get on things only available on the staff web filter policy.The error logged when affected clients try to register is: Log Name: System Source: Microsoft-Windows-DNS-Client Date: 29/10/2015 Event ID: 8015 Task Category: (1028) Level: Warning Keywords: User: NETWORK SERVICE Computer: PCNAME.domain.local Description: The system failed to register host (A or AAAA) resource records (RRs) for network adapter with settings: Adapter Name : Host Name : PCNAME Primary Domain Suffix : domain.local DNS server list : 192.168.10.2 Sent update to server : IP Address(es) : 192.168.21.2 The reason the system could not register these RRs was because the update request it sent to the DNS server timed out.While this service can reduce administrative overhead, it also can, and does, have deleterious effects on the larger Internet by leaking traffic regarding private IP addresses that should never leave the local area network.You do not need to disable dynamic DNS updates if: However, if you have configured your host to act as a DHCP client/server and you make use of the private IP address space (including 10.0.0.0/8, 172.16.0.0/12, and 192.168.0.0/16) specified in RFC1918, you should turn off the dynamic DNS update feature.Similarly, steps 6-8 update the inverse mapping from the IP address to the domain name (type PTR RR).In the correct setup, the LDNS should point the DHCP client to a domain name server (could be itself) inside the internal network.
Please see For a static client, the client will communicate directly with the authoritative DNS server to update its PTR record.Both DHCP clients and servers can generate DNS updates.To turn off DNS updates on Windows 2000/XP/2003 configured with DHCP clients (refer to Figure 1): To turn off DNS updates on Window Server 2000 running DHCP Server (refer to Figure 2 below): Microsoft Windows Server 2003 automatically sends DNS updates to each of its DHCP clients.We've been having an issue for a while now where clients are not updating their DNS records, despite automatic updates in DHCP being turned on.The first I hear of it usually is people moaning they can't get on Youtube, since the filter doesn't know what the computer is and thus who is logged in.
And if I do a manual ipconfig/registerdns it works, every time. Pictures attached of DHCP and DNS Dynamic updates setup - this should be correct, I've always done it like this.