Using Octopus Deploy v3.x it is possible to promote a release to different environments using different configuration for each environment.
For example on DEV it is possible to use the web.dev.config transform and a IIS host header of mysite.dev. On QA the web.qa.config transform would be used and the IIS host header would be mysite.qa.
Create a step to deploy the web site to IIS and enable it for DEV and QA environments:
Create environment specific variables for web.config transform and host header:
To transform web.dev.config and web.qa.config to web.config depending on the environment then edit the “Additional Transforms” in the “Configuration Transforms” section like this:
To use the host header variable edit the “IIS Bindings” section like this:
tatvog 