Learning, Sharing, Creating
Cloud-Enabled Managed Hosting Market Definition/Description The cloud-enabled managed hosting (CEMH) market deals in standardized, productized hosting offerings that combine a cloud-enabled system infrastructure (CESI) platform — comprising compute, network and…
This post will use a typical WiFi in office environment as an example to present related configuration on WLC, Radius (NPS), DHCP Servers. 1. Topology: 1.1 Network Topology Relate Posts:…
RADIUS server has been used on a Cisco® Catalyst switch, router or IOS based wireless controllers in the context of enterprise network access security. 1. 802.1x and EAPWhile IEEE 802.1X…
What is Mobile Iron Sentry? Mobile Iron Centry provides access control for email. Sentry connects to Microsoft ActiveSync-enabled email systems such as Microsoft Exchange, IBM Lotus Notes, Google Gmail, and…
Infoblox NetMRI product has been really helpful to manage network environment. The post Use Network Automation Tool Infoblox NetMRI Push Configuration to Multiple Network Devices explains how to do a…
There are lots of useful sites which helps the troubleshooting procedures. I listed some common tools or websites used by myself. Please let me know what you are using and…
Infoblox NetMRI Appliance For those still do not know what is Infoblox NetMRI product, here is some simple introduction. Actually it can do more than what normal network administrators think.…
Layer 2 Packets Switching Procedures The packet will be sent in the same vlan. 1. A sends ARP -who is 10.1.1.3?Destination MAC address : ALL FF’sSource MAC address: A1 2.…
As a network guy, you will work with NTP (Network Time Protocol) lots for your network devices. From Wikipedia, the explanation regarding NTP is: “The protocol is usually described in…
Not sure how many home users are experiencing wireless router coverage issue. Your wireless home router is set at living room, but at the certain location of your home, the…
Based on Cisco Document (ID108076) Troubelshoot Network Time Protocol (NTP), Cisco devices are not able to Sync NTP to W32 Based Time Service. “Windows W32Time shows that it is an…
Here is a simple VoIP Lab in GNS3 environment. It is only used for my lab test and recorded here for future reference. 1. Topology: GNS3 Topology: Logic Topology: xp(192.168.2.60)——–C3725…