Whats is DNS server roles and different types of zones A zone is a storage database for either a DNS domain or for a DNS domain and one or more of its subdomains. On all Windows 2000 DNS servers except Active Directory-integrated DNS servers, all DNS entries for a zone are contained in single text file… Read More »
DNS troubleshooting If the client resolves the host name with the wrong IP address, this might be because of DNS server cache, the original IP address for the corresponding host have changed but still the local DNS server cache not yet updated, so you client will get the wrong and old IP address from DNS… Read More »
Clearing the DNS Cache You want to clear DNS cache. The DNS cache contains resource records that are cached for a period of time in memory so that repeated requests for the same record can be returned immediately. There are two types of DNS cache. One pertains to the resolver on any Windows client (servers… Read More »
Understanding the time zone configuration in windows (Time Service in Windows Part 2) Difference between timeBefore describing the time zone configuration you should know what is time zone and how and why it’s used, relation between time and time zone, and difference between time Due to time difference between the countries, like time in UK… Read More »
Account lockout Account lockout is the most common issue in windows environment, I will discuss about the frequent account lock out issues and how to troubleshoot frequent account lockout issue In a windows 2000/2003 domain environment if the password and account lockout policy enabled, then according to the lock out policy if the user wrongly… Read More »
If you are working with command-line tools to manage the active directory then you will require an LDAP path as an input for the commands (like dsget, dsmod), how to find the LDAP path? or LDAP DN To know more about LDAP and LDAP Query, like the difference between Distinguished Name (DN) and Relative Distinguished… Read More »
How to verify KCC disabled, do you know ISTG is enabled or disabled for you active directory sites, you check the ISTG status using below command command Verify KCC status on intersite (by default KCC enabled) dsquery site -name Default-First-Site-Name | dsget site –autotopology autotopologynodsget succeeded Note: If automatic inter-site topology generation is enabled (yes)… Read More »
Command to find the site name for given DC Command to find site name for the given domain controller dsquery server test01 -site domain controller name = test01
Command to find all DCs in the given site Command to find all the Domain Controllers in the “Default-First-Site-Name” site dsquery server -o rdn -site Default-First-Site-Name Site name = Default-First-Site-Name
Command to find all the subnets for the given site Command to find all the subnet associated to the “Default-First-Site-Name” site in AD dsquery subnet -o rdn -site Default-First-Site-Name Site name = Default-First-Site-Name
