if you want to communicate vlan 100 to vlan 50 than you will have to configure the router on stick method    Configuration on R1 router R1(config)#interface fastEthernet 0/0 R1(config-subif)#no shutdown R1(config-subif)#exit R1(config)#interface fastEthernet 0/0.1 R1(config-subif)#encapsulation dot1Q 100 R1(config-subif)#ip address 10.0.0.1 255.255.255.0 R1(config-subif)#no shutdown R... (more)

First of all it will be very helpful for us if you share some scenario where you want to prevent sub optimal routing. If we talk about single area, SPF is responsible for calculating shortest path among all routers, so there will be no sub optimal routing.If we talk about inter area scenarios Intra area routes are always preferred over Inter area routes. For external networks ospf have forwardin... (more)

Reading reviews online and implementing changes on the basis of them is totally different from the real world. If you are CCIE definitely it means that you are certified from CISCO and you have knowledge wherein you cannot compare yourself to a professional guy working in MNC from past 5-6 years (average) and is CCIE as well.  No institute in the world can guarantee you a job on the basis ofÂ... (more)

Reading reviews online and implementing changes on the basis of them is totally different from the real world. If you are CCIE definitely it means that you are certified from CISCO and you have knowledge wherein you cannot compare yourself to a professional guy working in MNC from past 5-6 years (average) and is CCIE as well.  No institute in the world can guarantee you a job on the basis ofÂ... (more)