[Multiple Servers] Tunneling methods such as 6to4, GRE6, and IP6IP6, Geneve provide solutions for transmitting IPv6 packets over existing IPv4 or IPv6 networks. These methods allow communication between networks that use different IP versions.

High-performance passive (a.k.a. reply-only) GRE keepalive support for Linux, written in eBPF/XDP.

GRE Tunnel for Windows

Script to auto reset or "bump" a GRE tunnel on a Cisco router using IP SLA and EEM.

making a Tunnel between two VPS that one of which is in Iran and another VPS occur on a foreign country and send the traffics to a foreign data center and use free internet. with this bash script, you can make a tunnel between two servers

This course is designed to train the hands-on capabilities for solving networking problems. In this course, you will learn basic network management tools and use them to solve practical problems.

This repo contains files that help understand networking in details. A step-by-step is taken in the repo

🚀 A Cisco Packet Tracer project demonstrating secure multi-site connectivity using GRE tunnels, EIGRP dynamic routing, and centralized DHCP with inter-VLAN routing. Features Extended ACLs, WPA2 wireless, and a hub-and-spoke VPN topology between Head Office and Branch Offices.