Loading ...CCNA 640-802 Bible – Identify Common Problems Associated with IP Addressing and Host Configurations
Friday, July 17th, 20091. An administrator issues the command ping 127.0.0.1 from the command line prompt on a PC. If a reply is received, what does this confirm? A: The PC has connectivity with a local host. B: The PC has connectivity with a Layer 3 device. C: The PC has a default gateway correctly configured. D: The [...]
CCNA 640-802 Bible – Describe the IP Addressing,DHCP and DNS server
Thursday, July 16th, 20091. Which of the following describe private IP addresses? (Choose two.) A:addresses chosen by a company to communicate with the Internet B:addresses that cannot be routed through the public Internet C:addresses that can be routed through the public Internet D:a scheme to conserve public addresses Sorry you have no rights to view this post! [This [...]
IP Address Classes and CIDR
Tuesday, April 28th, 2009IP addresses are divided in to ‘classes’, based on the decimal value represented in the first octet. This class definition is referred to as the First Octet Rule. There are five classes of IP addresses: classes A, class B, class C, class D; and class E, but only class A, B and C addresses are [...]
IP Addressing
Tuesday, April 28th, 2009An IP address is a network layer (Layer 3) address that uniquely identifies a host, including network components and devices, on a TCP/IP network. An IP address is composed of 32 binary bits and consists of two parts: a network ID and a host ID. . The Network ID identifies the TCP/IP hosts that are [...]
IP subnetting
Friday, April 10th, 2009IP subnetting is a fundamental subject that’s critical for any IP network engineer to understand, yet students have traditionally had a difficult time grasping it. Over the years, I’ve watched students needlessly struggle through school and in practice when dealing with subnetting because it was never explained to them in an easy-to-understand way. I’ve helped [...]