The Department of Defense, through the Department of the Air Force, is seeking sources for Session Initiation Protocol (SIP) Trunking services at Joint Base San Antonio, Lackland AFB (JBSA-L) and Fort Sam Houston (JBSA-FSH), Texas. This procurement aims to gather information regarding the capabilities and interest of potential vendors to fulfill the requirements outlined in the Draft Performance Work Statement (PWS) and Request for Information (RFI) documents. SIP Trunking is crucial for facilitating efficient telecommunications and network support services, which are essential for military operations and communications. Interested parties are encouraged to complete the RFI document and return it by the specified deadline, with inquiries directed to Nichole Ray at nichole.ray.1@us.af.mil or Doralo Fuller at doralo.fuller@us.af.mil for further clarification.