How to configure Mikrotik DHCP Server for Cisco Phone TFTP option

How to configure Mikrotik DHCP Server for Cisco Phone TFTP option

1- Change your TFTP server IP in to hex code

you can use this online tool : http://www.miniwebtool.com/ip-address-to-hex-converter/

2- Now configure Mikrotik RouterOS :

/ip dhcp-server option add code=150 name=ciscotftp value=0xC0A80307

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How to install CentOS on Remote Server or VPS

How to install CentOS on Remote Server or VPS

If you want to install CentOS remotely on server on slow link  even if you are able to mount the CentOS  installation media as DVD iso .It takes lots of time and some time corrupted installation .

Linux is having a feature Netinstall you can use that feature and install the CentOS as version you want.

1- Download the Netinstall bootable media ISO file version you would like to install.

http://archive.kernel.org/centos-vault/

For demo I am going to install CentOS 5.5 32 bit

1- I went to following directory

http://archive.kernel.org/centos-vault/5.5/isos/i386/

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How to enable ESXi SSH And ESXi Shell Using PowerCLI

How to enable ESXi SSH And ESXi Shell Using PowerCLI

Connect to the VCenter Server

 

#Connect to VCenter Server 
Connect-VIServer -Server 192.168.10.1 -Protocol https -User Administrator@vsphere.local -Password P@ssw0rd

#Now Check which serveries are running and you want to start or stop
Get-VMHost 192.168.10.11 | Get-VMHostService

Now you will get slimier  to below screen

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Cisco UCS Networking Best Practices by Brad Hedlund

Cisco UCS Networking Best Practices by Brad Hedlund

This presentation assumes familiarity with basic networking and server VNIC concepts in UCS, and familiarity with virtual port channels.

This version of the presentation (v2.5) focuses primarily on the Ethernet uplinks. SAN uplinks and VMware networking scenarios are briefly discussed but not covered extensively. Those topics and others such as QoS, the Cisco VIC, and vNIC fabric failover may be included in future versions of this presentation.

Part 1 – Cisco UCS Networking Overview

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