DHS contains the following agencies: ICE CBP TSA FEMA USCG USSS USCIS The transmissions could be from any of the above agencies, but are probably ICE, as ICE is the most prevalent user. JD On 1/4/07, Arthur-Bryan E. Phelps <aphelps at enter.net> wrote: > This puts a new spin on things. 170.725 is DHS, not ICE?