Tag: 100

21

Mar2014

What is SNMP, Simple Network Management Protocol?

0
Simple Network Management Protocol (SNMP) is a protocol for gathering data about the operation of networking devices.  The protocol has undergone three major revisions to enhance functionality and security.  The basic premise of SNMP is to use a Management Information Base (MIB) to GET or SET parameters within the device. A ... Read More
March 21, 2014Praveen Bahethi

21

Jan2014

How does a Routing Table converge?

0
The routing table is created over time as updates are sent by the Routing Protocol.  The example below shows a simulation of how a routing protocol would converge. Each Router has it’s directly connected routes associated with its interfaces, white background with cost = direct.  These networks were configured by network ... Read More
January 21, 2014Praveen Bahethi

19

Jan2014

What is Routing?

0
Imagine having to travel in Paris, France, from the Vendome to the Eiffel Tower. This path would require us to use a map and review the streets and turns we would take. In networking, packets don't get a map and aren't smart enough to review the path ahead of time. ... Read More
January 19, 2014Praveen Bahethi

16

Jan2014

What are Cisco ASA firewall security levels?

8
ASA Security Levels are used to define how traffic initiated from one interface is allowed to return from another interface.  Higher level security interfaces can initiate traffic to a lower level without an access list.  Any traffic returning from a higher level initiated communications are allowed to pass thru from lower ... Read More
January 16, 2014Praveen Bahethi