Depending on your package manager, your config files will have been preserved with your local changes since the last installation.
Please see Changing the zone_key and negotiation_key for information on server-server authentication.
If you update the component by installing a new Software Pack version, you might need to update the configuration file as well.
Software components typically contain configuration files that let you adapt the component to the requirements of your project.
file controls how Traffic Server performs a scheduled update of specific local cache content.
The file contains a list of URLs specifying objects that you want to schedule for update.
First, upgrade the i CAT server, then upgrade all the Resource servers.
Upgrades coming from the APT and YUM repositories require only that the server be restarted after upgrade.