Destination NAT (ip nat outside source static x.x.x.x y.y.y.y)

We get a lot of examples on NAT configuration based on inside NAT aka source NAT but we rarely use outside NAT aka destination NAT. In this article we will discuss about a used case of destination NAT. Before we start our discussion on destination NAT (‘ip nat outside source static X Y’ command) and … Continue reading Destination NAT (ip nat outside source static x.x.x.x y.y.y.y)

Advertisements

Default route (0.0.0.0/0) LSA Types in different OSPF areas

As we already know OSPF has different area types (normal, stub, totally stub, not-so-stubby/nssa and nssa totally stub) and the LSAs permitted inside them varies accordingly. In OSPF the default-route is treated differently. By default OSPF does not allow a default-route from any other domain to be advertised/redistributed into its domain. We need to configure … Continue reading Default route (0.0.0.0/0) LSA Types in different OSPF areas

VRRP vs Dell VLT Peer-routing

VLT (Virtual Link Trunking) is a Dell Networking proprietary protocol. This article describes the working functionality of VRRP and Peer-routing when implemented over VLT. For detail configuration I would suggest you to refer the Dell Networking Configuration guide for OS9 platforms. What is Dell Networking VLT (Virtual Link Trunking)? In simplified words, a VLT domain … Continue reading VRRP vs Dell VLT Peer-routing