This is dynamic post and I will keep on adding points in here. I generally add small but useful things here which is not worthy to create long post.
| How to | Explanation |
|---|---|
| transfer the tech-support bundle to FTP on Arista Router | copy flash:/EOS-4.18.2F.swi ftp:/user:password@192.168.10.15/EOS-4.18.2F.swi user = username of ftp server account password = password of ftp server account 192.168.10.15 = IP address of ftp server EOS-4.18.2F.swi = tech-support bundle file name |
| Encrypt a PowerShell script | https://drive.google.com/open?id=19Bvik1FcSTC57eJ0CZPE4D-8hnQfyCi- |
| Reboot Windows with PowerShell command | powershell.exe -encodedCommand cwBoAHUAdABkAG8AdwBuACAALQByACAALwB0ACAAMAAxACAA |
| To create a digital clock | Download and run these PS script to create the clock on your PC. EST Clock | CST Clock | IST Clock |
| Do few things in Linux | 1. Check Kernal Version in Linux - Rpm -qa | grep -I kernel 2. Change IP on an interface - ifconfig eth1 192.168.2.2 netmask 255.255.255.0 3. To set or change DG of any VM - route add default gw 192.168.2.1 4. File location to change the IP - vi /etc/sysconfig/network-scripts/ifcfg-eth0 5. To Search specific text in linux server - grep -rnw '/path/to/somewhere/' -e 'pattern' |
| How to ping with the MTU value | ping www.yahoo.com -f -l 1492 |
| Add Network Components in vRNI | Check this article |
| How to encode and decode Base64 script | Check this here |
| Ping an entire subnet in Windows | I have documented it here |
| Some Useful ESXi Commands | Check speed and other info of HBA card - esxcli storage san fc list |
| vCloud API Guide for NSX | Here is the vendor page for pdf |
| To create static routes in multiple esxi hosts | $esx = Get-VMHost -Name esxihost_Name $esxcli = Get-EsxCli -VMHost $esx -V2 $parms = @{ network = '192.168.102.0/24' gateway = '192.168.3.1' } $esxcli.network.ip.route.ipv4.add.Invoke($parms) $esxcli.network.ip.route.ipv4.list.Invoke() |
| Send mail to any mail account using PS | Download the powershell script from Google Drive. Click here |
| How to delete any iso file in all datastores which is older than 15 days | foreach($ds in Get-datastore){ New-PSDrive -Name GJ -PSProvider VimDatastore -Root '/' -Datastore $ds > $null Get-Childitem -Path GJ:\ -Recurse -Include *.iso | Remove-Item -Confirm:$true | Where ((Get-date).AddDays(-15)) #This will search each and every folder in your datastore and show you the file to delete it. Remove-PSDrive -Name GJ -Confirm:$false} Replace false to true in command (Remove-Item -Confirm:$false to Remove-Item -Confirm:$true)if you want to check and delete each file one by one |
| How to edit Login Banner in Vmware Cloud Director Appliance | 1. Create or edit a file in /etc/login.warn and put your message in here. 2. Edit /etc/sshd/sshd_config file and change the line from #Banner none to #Banner /etc/login.warn |
| How to search largest files in Linux | sudo du -a /dir/ | sort -n -r | head -n 20 This command will search top 20 largest files in any directory |
How to search particular word or string in file in Linux | tr ‘[:space]’ ‘[/n*] < /var/log/apache2/access.log | grep -I -c 172.18.101.16 172.18.101.16 is to search in access.log file |
