Category Routing and Switching

All Routing and switching related topics will come under this category.

MPLS VPN Scenario

OSPF /32 issue in MPLS VPN Scenario =========================== Yesterday i and my office colleague were doing a MPLS-VPN scenario,where we stuck at a place , the issue was really good , thats why thought of posting it on my blog.…

OSPF Cost Manipulation

OSPF Cost Manipulation ====================== The equation used for cost manipulation in OSPF is :- OSPF Cost=Reference Bandwidth/Interface Bandwidth It simply means that we can manipulate any one of the three parameters to adjust our OSPF cost. First of all we…

Switchport Mode Private-Vlan

Hi guys i am back was stuck in some office work. As per the heading we are discussing Private-Vlans today,First of all Why we use Private Vlans in our switches? ,even before why we even use Vlans in our switches?…

BGP Reachability

BGP Reachability ================= R1 | |      |       R2—FR CLOUD—R6 | | | R5 Here in the above scenario R1 and R2 both connected to R6 via Frame-relay cloud and OSPF area 0 is running between all of them, and…

BGP Default Routing

BGP Default Route Origination ============================= We can originate default route to specific BGP neighbor through route bgp [AS No.] neighbor [ip address] default-originate Note:-By doing this the Default route is originated to the BGP peer along with the other routes…