Tagged and untagged vlan ports: what are they?
Some of the most confusing topics to network engineers who are coming from the Cisco background are tagged and untagged vlan ports. … Read more
Cisco
VTI over ipsec configuration on cisco router for Site-to-Site VPN
VTI over IPSsec allows for a simplified implementation of site-to-site VPN on Cisco routers. The solution allows network engineers to leverage on … Read more
Eigrp authentication and manual route summarization
Eigrp authentication using md5 and manual route summarization on participating eigrp interfaces allow network engineers/administrators to secure their routing table entries while … Read more
Implementing full mesh DMVPN with Ipsec
Implementing full mesh dmvpn with Ipsec allows network engineers to securely connect remote sites to the HQ while at the same time … Read more
Cisco certification update: write CCNP without having CCNA
Cisco certification plans have undergone major updates as detailed in the newly released certification guidelines aimed at addressing ‘the evolution of technology’. … Read more
Cisco layer2 MPLS with l2tpv3 implementation made easy
If you are reading this post and you desire to implement layer 2 mpls with l2tpv3 for transparent bridging between two locations, … Read more
Why you should not use a free VPN on your router
To maintain your security online, it’s critical to ensure that your home connection is safe. The simplest way to achieve that is … Read more
Using a /31 subnetmask for a point-to-point link. Wrong or smart move?
What would happen if a point-to-point link is addressed with a /31 subnetmask? In networking, when a point-to-point link is mentioned, what … Read more
How to load-balance across multiple leased lines using PPP Multilink
With PPP multilink, users can bundle multiple leased lines into one with the combined capacity of all participating links, and load-balance across … Read more
How to implement Cisco L3 MPLS to connect four customer branches pt3
Previously on this topic, I configured physical and loopback interface IPs, ospf for reachability among mpls routers, and enabled mbgp to carry … Read more
How to implement Cisco L3 MPLS to connect four customer branches pt2
In this post, I will continue right from where I stopped in the part 1 of this topic, how to implement Cisco … Read more
How to implement Cisco L3 MPLS to connect four customer branches
If you are reading this post, it means you want to know how to implement Cisco l3 mpls for connecting customers with … Read more
Use Cisco router to redirect dns requests to a local dns server
If you are reading this post, it means you want to understand how to redirect dns requests to a local dns server, … Read more
Configure Cisco dhcp relay agents using packet tracer in two minutes
In this lab, I will share with us on how to configure Cisco dhcp relay agents using Packet Tracer. Configuring dhcp relay … Read more
How to create read-only user accounts on a Cisco router using Packet Tracer
In this post, I will share with us on how to create read-only user accounts on a Cisco router. If you lead … Read more