Monday, January 17, 2011

CISCO VoIP – Voice over Internet Protocol








VoIP and IP Telephony is tremendous benchmark in the Network Technology. It has many advantages for the small and wide range business partners that covering important communication requirements. For many business people, Internet Protocol (IP) is just way to transport data, it’s also a tool that simplifies and streamlines a wide range of business application including Web and video conferencing that can transforms the way you do business.


What is VoIP : Useful Terms need to learn

Voip - refer to way to carry phone calls over an IP data network, whether on the internet or your own internal network. A primary attraction of VoIP is its ability to help reduce expenses because telephone calls travel over the data network rather than the phone provider’s network.

VoIP helps cut costs
Spend less money on travel by online conferencing, easy-to-use video calls, and other tools for better collaboration

It is easy to add extra phone lines, because VoIP lets you send multiple phone calls across your IP network.

IP telephony encompasses the full suite of VoIP enabled services including the interconnection of phones for communications; related services such as billing and dialing plans; and basic features such as video conferencing, transfer, and hold. These services might previously have been provided by a PABX

IP Communication includes business applications that enhance communication to enable features such as unified messaging, integrated contact centers, and rich-media conferencing with voice, data and video.

Unified communication takes IP communications a step further by using such technology as Session Initiation Protocol (SIP) and presence along with mobility solutions to unify and simply all forms of communications, independent of location, time or device. Example: US telephone no can operate from Sri Lanka over Voip router.

Tuesday, January 11, 2011

Cisco Discovery


Cisco Discovery


The new exploration has been updated by the CISCO the formal curriculum provides general networking theory, practical experience, and opportunities for career exploration and soft-skills development. The curriculum explain networking base on application, covering networking concept within the context of network environments students may encounter in their daily lives –from small office and home office networking to more complex commercial enterprise and theoretical networking models later in the curriculum.


The course is designed for students with basic PC skills and foundational math and problem solving skills. The curriculum offers an engaging learning experience for more visual and kinetic learners. Many interactive activities are embedded in the entire course to break up the text and help reinforce student comprehensive. In addition, a large number of labs encourage additional hands-on practice.


It is ideal package can be delivered as an independent curriculum or integrated into a boundary course of study, like network technology or continuing education programs. The curriculum is appropriate for beginners at many education levels and types of institutes, high schools, secondary schools, universities, colleges, career and technical college, community organizations, and other non traditional learning environments.


Students can go through CCNA discovery helps prepare for entry-level career opportunities, continuing education, and globally-recognized Cisco certification like CCNA, CCEN.

Cisco Security Intelligence Operations












Cisco Security Intelligence Operations is latest hierarchy formed by Cisco service to capture and identify world network threaten. Online criminals are continuing to develop user’s trust, application and devices and increasing risk to the organization and employees. Standard security which depends on layering product and use of multiple filters is not enough to control the latest spreading malware which communicate quickly many precautions to propagate.


Cisco SIO, cloud base-base service, uses three components that enhanced the filters already available in Cisco devices.

-----Cisco Sensor Base

A global team of security analysts and automated systems that extract actionable intelligence. Additionally, Cisco “White Hat” engineers provide services such as penetration testing, botnet infiltration, and malware reverse engineering.

-----Cisco Treat Operations Center


The world largest threat-monitoring network, Cisco Sensor Base captures global threat telemetry data from an exhaustive footprint of Cisco devices and services- this includes more than 1 terabyte of data per day and 30 percent of the world’s email traffic

-----Dynamic updates
Real-time updates are automatically delivered to security devices, along with effective practice recommendations and other content dedicated to helping customer track threats, analyze intelligence, and, ultimately, improve their overall enterprise security posture.