The Naval Air Warfare Center, Weapons Division, China Lake, CA intends to procure on other than full and open competition basis a manufacture sole source to Keysight Technologies,1900 Garden of the Gods Road Colorado Springs CO 80907, with full and open competition among authorized distributors: Keysight Custom OFDM modulation analysis licenses and subscriptions. Complete details and item specifics will be available in the solicitation. Respond to Andrea Farrell, by email to Andrea.m.farrell7.civ@us.navy.mil. Going forward, all new entities registering in GSA's System for Award Management (SAM), as well as existing registrations being updated or renewed, will require the submission of an original, signed notarized letter identifying the authorized Entity Administrator for the entity associated with the Data Universal Numbering System (DUNS) number before the registration will be activated. It is recommended that all interested parties be aware that processing this additional information may take several days and are proactive in maintaining the SAM registrations in an 'Active' status as the government cannot award an entity without an 'Active' SAM registration. More information can be found at www.gsa.gov/samupdate. Contractors must be certified through Defense Logistics Information Services (DLIS) to access Controlled Unclassified Information within Contract Opportunities. See the DLIS website for registration details: https://public.logisticsinformationservice.dla.mil/jcp/search.aspx