# Configuring IS-IS

This chapter describes how to configure Intermediate System–to–Intermediate System (IS-IS) routing on your E Series router; it contains the following sections:

- Overview
- Platform Considerations
- References
- Features
- Before You Run IS-IS
- Configuration Tasks
- Enabling IS-IS for IP Routing
- Enabling and Configuring IS-IS for IPv6 Routing
- Configuring IS-IS Interface-Specific Parameters
- Configuring Global IS-IS Parameters
- Configuring IS-IS for MPLS
- Using IS-IS Routes for Multicast RPF Checks
- Configuring the BFD Protocol for IS-IS
- Disabling the IS-IS Protocol
- Monitoring IS-IS