https://wiki.vasexperts.ru/ 2026-05-25T02:09:10+00:00 https://wiki.vasexperts.ru/ https://wiki.vasexperts.ru/lib/exe/fetch.php?media=wiki:favicon.ico text/html 2026-03-12T08:09:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:basic_processes&rev=1773302989&do=diff Main Processes For non-trusted non-3GPP network clients, the gateway provides the SWu interface via the IPSec protocol, providing the SWa authentication interface via the IKEv2 protocol and the encrypted secure tunnels interface SWn via the ESP protocol. text/html 2026-03-12T08:09:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:common&rev=1773302973&do=diff General Description Audience This guide is intended for employees of mobile telecommunications operators (hereinafter referred to as Operators) responsible for the installation, configuration, maintenance, and monitoring of information systems. Knowledge of data transmission network technologies, Wi-Fi, Long Term Evolution (LTE), and 3G is required. text/html 2026-03-12T08:10:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:components_and_interfaces&rev=1773303006&do=diff Components and Interfaces Logical Components of SSG ePDG * ePDG Core — the main component responsible for coordinating modules and managing tunneling parameters, ensuring QoS; * Authorization Module (AM, Authorization Management) — manages authorization interfaces, with flexible scenario settings for integration with the operator's IS. Responsible for interaction with the operator's AAA server if available or can completely replace it for internal and external services; text/html 2026-04-21T08:07:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:handover&rev=1776758825&do=diff Handover ePDG Handover allows a subscriber device (UE) to automatically switch traffic between Wi-Fi and LTE networks without interrupting an active session. The feature is used to ensure the continuity of services, primarily voice and multimedia (for example, VoWiFi and VoLTE), when changing the connection conditions. text/html 2024-09-26T15:29:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:installation_setup&rev=1727364583&do=diff Installation and Configuration * System Requirements * Installation process * Management and Administration text/html 2026-03-12T08:10:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:integration_cases&rev=1773303035&do=diff Integration Cases of SSG ePDG with Operator's IS To implement SSG ePDG it is required to set up interaction with the following systems of the telecom operator via Diameter protocol: * AAA server - for authentication and authorization; * HSS (only if AAA server is absent); text/html 2026-04-15T09:11:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:licensing&rev=1776244310&do=diff Licensing The licensing is based on the number of simultaneously authorized subscribers on the ePDG. The license is perpetual. Based on calculations from various practical cases, after the WiFi Calling service launch, the number of simultaneous authorizations amounts to text/html 2026-05-07T09:11:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:monitoring&rev=1778145105&do=diff ePDG Monitoring Integrated VoWiFi Gateway Monitoring System (ePDG) Review of the decision The VAS Experts ePDG Monitoring system provides full operational control of the fast-epdg component, the VoWiFi (Voice over WiFi) gateway operating according to 3GPP TS 29.273 and TS 24.302. The gateway provides secure transmission of voice and packet traffic through untrusted Wi-Fi channels with IPSec / IKEv2 tunneling and integration with the EPC core through SWu, SWm, SWx, S2b, S6b interfaces. text/html 2024-09-26T15:29:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:operator_startup&rev=1727364583&do=diff Five operator steps to launch WiFi Calling Step 1. Integration of ePDG with Operator Systems * AAA - subscriber authorization in the network * PGW - organization of the GTP tunnel with ePDG, voice traffic routing The VAS Experts solution implements various integration scenarios, including for MVNOs and small operators. text/html 2024-09-26T15:29:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:standards_support&rev=1727364583&do=diff Industry Standards Support 3GPP TS 23.042 * Architecture enhancements for non-3GPP accesses * Covers Complete Architecture in Detail, Important Document for enhancing knowledge on VoWiFi 3GPP TS 33.042 * 3GPP System Architecture Evolution (SAE); Security aspects of non-3GPP accesses text/html 2024-09-26T15:29:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.vasexperts.ru/doku.php?id=en:dpi:epdg:tech_support&rev=1727364583&do=diff Technical Support The preferred method of contacting technical support is via email at sd@vas.expert Technical support phone: +31 20 889 33 88