Below shows you the steps on how to create a tunnel interface on a Cisco router with the inclusion of OSPF based commands so that Dynamic routing updates can be sent across the link to the remote peer.
interface Tunnel0
ip address [IP] [Mask]
ip ospf network point-to-point
ip ospf mtu-ignore
tunnel source FastEthernet0/0
tunnel destination [remote peer ip]
Rick Donato is a Network Automation Architect/Evangelist and the founder of Packet Coders.
Latest posts by Rick Donato (see all)
- NETCONF & YANG: Automate Network Configs via Python - April 2, 2026
- Palo Alto – How to Configure Your Next-Generation Firewall - April 2, 2026
- How to Harden Linux SSH: Keys, Fail2ban & Ciphers - March 1, 2026
Want to become a networking expert ?
Here is our hand-picked selection of the best courses you can find online:
Cisco CCNA Certification Gold Bootcamp
Complete Cyber Security Course – Network Security
Internet Security Deep Dive course
Python Pro Bootcamp
and our recommended certification practice exams:
Delta Practice Tests