Cisco GRE Tunnel Lab: Step-by-Step Configuration Guide with EIGRP Verification
Hands-on Cisco IOS lab — build a point-to-point GRE tunnel, configure static routing, run EIGRP over the tunnel, and verify everythin...Read More
Showing posts with label ccna. Show all posts
Showing posts with label ccna. Show all posts
Subnet Mask vs Wild Card Mask
Subnet Mask vs Wild Card Mask 1. Subnet Mask A subnet mask is a key element in IP networking used to determine which part of an IP addres...Read More
Network Basics : Understanding IPv4 Bits
Network Basics : Understanding IPv4 Bits IPv4 (Internet Protocol version 4) addresses are composed of 32 bits . These bits are grouped into ...Read More
What is Dynamic NAT ?
What is Dynamic NAT ? Dynamic Network Address Translation (Dynamic NAT) is a method used to dynamically assign public IP addresses from a s...Read More
Telnet Vs SSH ?
Telnet Vs SSH ? Telnet is a client-server protocol used to establish a bidirectional, interactive, text-oriented communication session with ...Read More
What is HSRP ?
What is HSRP ? The Hot Standby Router Protocol (HSRP) is a Cisco-specific redundancy protocol designed to create fault-tolerant default gat...Read More
What is VRRP ?
What is VRRP ? VRRP (Virtual Router Redundancy Protocol) is a standardized protocol comparable to HSRP (Hot Standby Routing Protocol) that e...Read More
CCNA Basics : What is Root Guard ?
What is Root Guard? Root Guard is designed to prevent an undesirable root bridge from appearing on the network and triggering re-convergence...Read More
CCNA Basics : DHCP Snooping
CCNA Basics : DHCP Snooping DHCP server is a security feature available on Cisco switches that helps to protect against attacks that take a...Read More
CCNA Basics: What is BPDU GUARD ?
CCNA Basics: What is BPDU GUARD ? BPDU guard disables the port upon BPDU reception if Port-fast is enabled on the port. The disablement effe...Read More
What is DNS ( Domain Name Server) ? | How DNS works
What is DNS ( Domain Name Server) ? | How DNS works Internet domain names can be found and converted into Internet Protocol (IP) addresses ...Read More
What is your answer to "What is Ethernet?"
What is your answer or explanation if someone asks, “What is Ethernet?” Sometimes new learner don’t get the precise answer to this questio...Read More
CCNA: IP Routing
CCNA: IP Routing (Communication between two different networks) In this article, we are going to talk about IP routing which is a process ...Read More
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