EntityQ1021171· pop 5· linked from 9 articlesGNU GatekeeperSign in to saveH.323 gatekeeper implementationConnectionsH.323EntityLinuxEntityMicrosoft WindowsEntityQ2407Entityfree softwareEntitymacOSEntityQ47607EntityGNU General Public LicenseEntityVoice over IPEntitygraphical user interfaceEntityTransmission Control ProtocolEntityFreeBSDEntityIPv6EntityOpenBSDEntitySolarisEntitysoftware licenseEntitynetwork address translationEntityQ34225Entitysoftware release life cycleEntityroutingEntityCategoriesCross-platform free softwareFree communication softwareFree server softwareFree software programmed in C++Free VoIP softwareSoftware using the GNU General Public LicenseVideotelephony