Thursday, February 23, 2017

what is L1,L2 and L3 levels in networking

Level 1 - 


Will manage network physical connectivity between sites.Use basic sho commands to troubleshoot anynetwork flap,Neighour flap,HSRP flap or any change in network which effect conncectivity between the sites.

Level 2 -

Will do changes in a Network depends upon network requirment(which includes IOS upgradation,Route the traffic from Primary to seconday if Primary link is flappping,bouncing the  ports,adding vlan,adding a routes,Network) and they will Solve all those tickets which are not resolved by Level 1 engineer


Level 3 - 


Will support and Solve all those tickets which are not resolved by Level 2 engineer.manage mostCritical Incidents on a Network.

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