Author Archives: Gkhan

Cisco MDS Switch cannot see other switches in a VSAN

Posted on March 18, 2014 by Gkhan

Switch cannot see other switches in a VSAN Some time ISL trunk is up but unable to see VSAN from other MDS switch and you are getting Admin Domain ID mismatch. Solution is Either change the overlapping static domain ID … Continue reading →

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How to change Cisco MDS Switch name

Posted on March 18, 2014 by Gkhan

How to change Cisco MDS Switch name Go to config mode switch# configure terminal switch(config)# switchname  NewSwitchName  

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How to change Cisco MDS Switch admin password

Posted on March 18, 2014 by Gkhan

How to change Cisco MDS  Switch admin password Go to configuration mode switch# configure terminal switch(config)# snmp-server user admin auth md5 your_new_password for example snmp-server user admin auth md5 ciscopassword

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Remote Desktop Services not working

Posted on March 12, 2014 by Gkhan

Remote Desktop Services not working I was having an issue with windows 2008 server I enabled the Remote desktop but i was not able to connect the remote desktop firewall was off network connection was ok . even though i … Continue reading →

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Break key is missing on keyboard

Posted on March 12, 2014 by Gkhan

Break key is missing on my laptop keyboard and I have to use  key combination of Ctrl+Break  to reset cisco router password . Go to search program On-Screen keyboard or type osk use the Pause key it will work as Break … Continue reading →

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Step by step how to reset cisco router password

Posted on March 11, 2014 by Gkhan

Step by step how to reset cisco router password without loosing configuration. 1- reboot the router 2- Enter in to rom monitor mode by pressing Ctrl+Brek key (rommon 1>) 3- Change configreg to bypass to load startup config rommon 2 … Continue reading →

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How to bandwidth limit with simple queue on Mikrotik Router OS

Posted on February 28, 2014 by Gkhan

How to bandwidth limit with simple queue on Mikrotik Router OS we have network topology like below picture and we want to limited download and upload for private network (download – 512 kbps and upload – 128 kbps).

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Restarting the Management agents on an ESXi or ESX host

Posted on February 28, 2014 by Gkhan

Restarting the Management agents on an ESXi or ESX host From the Direct Console User Interface (DCUI): Connect to the console of your ESXi host. Press F2 to customize the system. Log in as root. Use the Up/Down arrows to navigate to Restart Management Agents.Note: In … Continue reading →

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How to know RDM mapped drive connected to which LUN in storage

Posted on February 19, 2014 by Gkhan

In VMware virtual machine how to know RDM mapped drive connected to which LUN in Storage . 1- Go to virtual machine and edit virtual machine setting. 2- Click on Hard disk which is RDM drive. 3- click on Manage … Continue reading →

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Download custom image for VMware ESXi 5.5

Posted on February 19, 2014 by Gkhan

Download custom image for VMware ESXi 5.5  for  Cisco UCS , HP, FUJITSU, NEC, Hitachi HP Custom Image for ESXi 5.5.0 GA Install CD  FUJITSU Custom Image for ESXi 5.5.0 GA Install CD NEC Custom Image for ESXi 5.5.0 GA Install … Continue reading →

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