# Common cmd commands for IT Support

<details>

<summary>(Ipconfig) How to check if a computer has an IP address</summary>

1. Open cmd&#x20;

```sh
ipconfig 
```

</details>

<details>

<summary>Release and Renew </summary>

It is used to refresh the IP address or let go of the current IP address of the machine to try and get a new one from DHCP

```
ipconfig /release
ipconfig /renew
```

</details>

<details>

<summary>(Ping) Test connectivity of an IP address or Domain </summary>

It will basically tell you it that IP address or Domain name is available or online&#x20;

```
ping -t ip_address_or_domain
```

</details>

<details>

<summary>net user /domain username</summary>

Check information about a particular user&#x20;

1. You can check when their password is going to expire, etc

```
net user username /domain 
```

</details>

<details>

<summary>net user /domain username Password_to_change</summary>

You can use this command to change the password of a domain admin user remotely&#x20;

```
net user /domain username New_Password
```

</details>

<details>

<summary>Check Password Expiry</summary>

1. Use the following

```
net accounts
```

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</details>