Cisco Cisco IOS Software Release 12.0(15)S

This document describes the Multiprotocol Label Switching (MPLS) Traffic Engineering (TE) 
Forwarding Adjacency feature in Cisco IOS Release 12.0(15)S. It identifies the supported platforms, 
provides configuration examples, and lists related IOS command line interface (CLI) commands.

This document includes the following sections:

The MPLS TE Forwarding Adjacency feature allows a network administrator to handle a traffic 
engineering, label-switched path (LSP) tunnel as a link in an Interior Gateway Protocol (IGP) network 
based on the Shortest Path First (SPF) algorithm. A forwarding adjacency can be created between routers 
regardless of their location in the network. The routers can be located multiple hops from each other, as 
shown in 

.

12.0(15)S This 

feature was introduced.