Cisco

Last article we discussed route caching, the loopback interface, SNMP configuration, time and NTP, and using syslog to capture router console messages. This …

What Is Cisco Discovery Protocol? Cisco Discovery Protocol, also known as CDP, is something Cisco has quietly added to its entire product line. If you haven’t …

iBGP Scaling the iBGP mesh Two methods: BGP Confederations BGP Route Reflectors BGP Confederations Method to subdivide a single AS into multiple, internal …

Multi-Exit Discriminator (MED) Non-transitive Used to convey the relative preference of entry points Influences best path selection Comparable if paths are from …

BGP What Why Who When Where BGP version 4 RFC 1771 Intelligent route selection based on most specific prefix and shortest Autonomous System (AS) path Classless …

MPLS stands for Multiprotocol Label Switching. Multiprotocol because it might be applied with any Layer 3 network protocol, although almost all of the interest …

And Why Do I Need One? When you set up a small network that interconnects to another network, the assignment of IP addresses and the “netmask” are very …

Privileged Mode enable – get to privileged mode disable– get to user mode enable password <password_here> – sets privileged mode password enable secret …

TCP or TCP/IP is the most used protocol on the internet. It is not only most used but also most secure. I have already explained to you what is TCP and how it …

Cisco Licensed Network Connect (CCNA) is really a beginner degree certification were only available in 1998 to place up a powerful foundation within networking …

Components Used This document is not restricted to specific software and hardware versions. The information in this document was created from the devices in a …

VLAN(Virtual Local Area Network) VLAN on what is a VLAN and we’re going to go ahead, jump right in here and answer that question real fast and just say a VLAN …