ImmTrac2 Support During COVID-19 Response: Posted on 03/17/2020: Due to the COVID-19 response efforts, ImmTrac2 customer support is limited. Please email ImmTrac2@dshs.texas.gov for general ImmTrac2 application support.. Data exchange submitters should email ImmTracMU@dshs.texas.gov. ImmTrac2 application and data exchange users working from home are advised and reminded to follow all HIPAA ...Portal Main Page‧Forgot Password‧Registration.