Emule Nodes.dat ((exclusive)) Page

If you want to manually replace the file, you can find it in the eMule folder.

Some older routers struggle with Kad's high volume of UDP packets; you may need to disable Kad if the router crashes. How to connect to Kademlia network? - FAQ - eMule Security emule nodes.dat

Ensure UDP port 4672 (default) is open in your router and firewall. If you want to manually replace the file,

When a user installs eMule on their computer, the software initially uses a pre-existing nodes.dat file to bootstrap into the network. This initial file contains a list of well-known nodes that have been compiled from various sources. As the user begins to interact with the network, eMule starts to populate the nodes.dat file with the IP addresses of other nodes it encounters. This process is dynamic, with nodes being added or removed from the file based on their availability and activity. - FAQ - eMule Security Ensure UDP port