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  • CCNA

    CBT Nuggets – Cisco 640-816: CCNA ICND2

    Friday, August 6th, 2010

    Cisco CCNA certification proves your professional worth. It tells prospective employers that you can handle the day-to-day work of running a a mid- to large-sized Cisco network. The two-exam CCNA process covers lots of innovative features, which better reflect the skills and knowledge you’ll need on the job. Passing both exams is your first step […]

    CBT Nuggets – Cisco 640-822: CCENT/CCNA ICND1

    Friday, August 6th, 2010

    Successful networking careers begin with Cisco CCENT certification and the fundamental knowledge it represents. The CBT Nuggets” Cisco CCNA CCENT – 640-822: ICND1 shows you the hands-on skills you need to meet the network support needs of employers and clients. This video series also teaches you the essential skills for passing the CCENT certification exam. […]

    CCNA ICND1 Lab7 – DHCP Application

    Friday, August 6th, 2010

    Lab Tips: DHCP enables devices to get IP addresses dynamically. DHCP is based on BOOTP and established on the C/S model. Using DHCP facilitates configuration on the device and reduce the chance of configuration errors. Central IP addressing provides more control. Lab Requirements: 1. Configure a 2600 series router as a DHCP server. 2. The […]

    CCNA ICND1 Lab6 – Configuring Dynamic NAT

    Friday, August 6th, 2010

    Lab Tips: NAT provides almost unlimited address space and avoids internal network addressing schemes to implement easy management of addresses. NAT controls the traffic into and out of the internal network. Topology:

    CCNA ICND1 Lab5 – PAT Application

    Friday, August 6th, 2010

    Lab Tips: Both static NAT and dynamic NAT can only implement one-to-one address translation, but PAT can implement one-to-many address translation. A router performs the PAT function and translates different private IP addresses to the same public IP addresses. Connections are differentiated based on the source port number. Topology:

    CCNA ICND1 Lab4 – Configure VTP

    Friday, August 6th, 2010

    Lab Tips: VLAN Trunk Protocol (VTP) is a proprietary Cisco protocol that is used to share VLAN configuration information over the trunk link between Cisco switches. VTP allows switches to share and synchronize VLAN information to ensure the consistency of VLAN configuration. Topology:

    CCNA ICND1 Lab3 – Routing Between VLANs

    Friday, August 6th, 2010

    Lab Tips: Suppose that there are four VLANs. To realize communication between them, you need four LAN ports. A router with four ports is expensive, so we use one port to realize communication between the four VLANs. The following lab is an example of two VLANs. Topology:

    CCNA ICND1 Lab2 – Restore Switch Password

    Tuesday, August 3rd, 2010

    Lab Tips: Sometimes, the user forgets the password of the switch and therefore, cannot enter the privilege mode. You can restore the password without losing any other configurations. Lab Requirements: 1. Set the enable password of the switch again. 2. The original configurations will not be lost.

    CCNA ICND1 Lab1 – Basic Switch Command (2)

    Tuesday, August 3rd, 2010

    Lab Tips: Set MAC to restrict the number of hosts that access one switch port. Lab Requirements: 1. Use port security. 2. Set the maximum number of access to fa0/23 port to 3. 3. Port security includes: protect, restrict and shutdown. 4. Common switch commands