Tools to Monitor DNS

DNS service is one of the most important services in your Windows structure of the network. The importance of DNS is even more obvious, and active directory network, because the Active Directory infrastructure heavy reliance on .

To troubleshoot and monitor the DNS service, you can open many tools there. You may know, you can use the nslookup, popular built-in tools used to resolve issues related to the DNS. We will look at others that are not so famous : dnscmd and dnslint, both from Microsoft. You can find them in Support Tools folder in the Windows Server 2003.

Dnscmd dnscmd is a command-line tool that can be used to perform literally hundreds of the DNS-related tasks. For example, you can modify DNS server settings, access to configuration information, clear cache server, display or delete records, or take the initiative to eliminate export server District files. Type dnscmd /? At the command prompt for grammar.

Figure 1 shows part of the order, you can run. For more information for a specific command, use the following syntax: dnscmd /? For example, dnscmd / configuration /? To you Other options can be used and / configure switch.

[Click on the picture to see the big version].

Figure 1. Dnscmd grammar and switches.

Let us say that you have to list all of them on the configuration of the DNS dns1 so-called server. And the use of dnscmd / enumzones switch to obtain the following sample output: Group C:> dnscmd dns1 / enumzones cited the list: District Count = 8 zone title Type Storage Performance . Cache ad hoc - Heritage _msdcs.example.com primary ad hoc - Forest security 10.5.5.in - addr.arpa primary ad hoc - Heritage Rev FUNG live 25.168.192.in - addr.arpa primary ad hoc - Heritage Feng - live example1.com primary file example2.com primary file example3.com primary file example4.com ad hoc primary domain complete command completed.

Try different departments and different switches. You will be surprised to hear In "br> large number of information, you can get by dnscmd. Dnscmd works because from the command line, you can use it in a batch documentation and configuration tasks more remote DNS server.

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dnslint another useful tool, dnslint at the command prompt is used to generate HTML report. Use dnslint /? At the command prompt For more information: dnslint / domain_name | / ad hoc [ldap_ip_address] | /s QL input_file [/ C [SMTP, POP, IMAP] [/] [no_open commercial / residential report_name] [/] [/ second dns_ip_address] [/ V] [/] dnslint three parameters required for the following several aspects.

/ DNS for the diagnosis of the problem, as a lame delegation Note: lame delegation of the DNS Domain refers DNS servers to either does not exist or is no authority for this domain.

/ Ad hoc DNS records to verify the Active Directory copy / QL used to verify the records of more than one DNS server there are some rules, you have to follow when using dnslint order.

The /, / Advertising / QL the switch not used together.

This / C can not match up / ad hoc and / or the QL.

When using / advertising, you must also specify / sec.

Below are some examples of using dnslint.

Dnslint / myserver.com dnslint audio / video / year / reskit.com dnslint audio / video / year / residential ms_report / microsoft.com dnslint audio / video / / no_open / s 169.254.1.10 / msn.com dnslint audio / video / a / c / t / d clinker reskit.com dnslint / reskit.com / C SMTP, popular # 160 dnslint / ad hoc 169.254.10.22 / sec 169.254.44.1 audio / video dnslint / advertising / S, audio / video dnslint / QL mylist.txt the audio / video dnslint /s QL autocreate let us try the following procedure to create an HTML report and dnslint. You will need two: fqdn server and its IP address. I will create a report for my domain name called seattlepro.com in the IP address 192.168.1.200. You should be with your own domain name and IP address in the exercise.

to the command prompt and type the following: dnslint /s QL autocreate This has created a sample text file, called in the same directory in dnslint.txt If you type in the above order.

Edit the document with Notepad: notepad - dnslint.txt informing the seventh line from the bottom-up list dns1.cp.msft.net. I will I changed to reflect the DNS server (dns1.seattlepro.com). I will replace microsoft.com In the past four lines of the domain name I and IP address with my IP address in two places. When do I file looks like: + the DNS server is being said : dns1.seattlepro.com [Ten of the DNS server] 192.168.1.200 seattlepro . com, Albania, Russia record 192.168.1.200, ptr, right ptr record seattlepro.com, cname, right cname records seattlepro.com, MX right MX records preserve the documents as dnsquery.txt in the same folder You create dnslint construction. txt file.

To execute a query, the command prompt, type the following: dnslint / QL dnsquery.txt the audio / video you should see an HTML reports that are now automatically In "br> your default browser. The default name for the report is dnslint.htm its formation in the same directory, and because dnslint.txt dnsquery.txt files.

To sample dnslint report, please click here.

Notice that, if there are any errors or warnings, they are coded your convenience.

What is some of your favorite tools to manage and troubleshooting DNS? I sent an e-mail, in alexander@techgalaxy.net.