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General| Display | 2.4 inch QVGA |
|---|---|
| Connectivity | Wi-Fi, Bluetooth |
| Battery | Li-ion |
| Technology | GSM |
| Key features | Bluetooth, Wi-Fi |
Explains how to use cross-references within the document.
Identifies the intended audience for this troubleshooting guide.
Lists the necessary experience and knowledge for readers.
Lists recommended tools and equipment for troubleshooting.
Specifies the handset software version this guide refers to.
Defines acronyms and terms used throughout the guide.
Lists information to provide when contacting the Technical Assistance Centre.
Discusses challenges of using older WLANs for voice traffic.
Details requirements for upgrading or building WLANs for VoWiFi.
Explains the value of site surveys for RF problem identification.
Considers how WLANs change and affect RF propagation.
Links WLAN design to troubleshooting challenges and documentation.
Describes the TCP/IP protocol stack used by the handset.
Explains how voice data is transmitted over a WiFi network.
Details the step-by-step process for starting up the handset.
Explains how the handset searches for and associates with Access Points.
Describes power saving modes and their impact on battery life.
Covers how the handset maintains connectivity while moving between APs.
Discusses channel scanning in the 5 GHz band, including DFS channels.
Explains the Session Initiation Protocol (SIP) used for voice calls.
Discusses how network impairments affect voice quality.
Presents a systematic approach to diagnosing network issues.
Guides on identifying specific components or layers causing problems.
Accesses handset configuration parameters and software details.
Tool for evaluating RF coverage and network performance.
Hidden menu for advanced configuration and troubleshooting.
Accesses system setup and troubleshooting info via a web browser.
Illustrates SIP call problems and analysis using traces and logs.
Addresses performance issues encountered when operating in a WLAN.
Describes fault messages and problems rectifiable with handset tools.
Verifies correct setup and configuration of U-APSD.
Manual for configuring the Ascom i62 VoWiFi Handset.
Guide for planning Ascom VoWiFi system deployments.
Lists requirements and prerequisites for performing air traces.
Details the necessary equipment and software for air tracing.
Notes on trace accuracy, interference, and placement of equipment.
Displays handset configuration and software version details.
Hidden menu for advanced configuration and troubleshooting.
Provides handset site survey tool information.
Explains Public Key Infrastructure and its components.
Describes the purpose and content of public key certificates.
Defines the role of Certificate Authorities in issuing certificates.
Explains the encoding and verification of messages.
Discusses using protocol analyzers for capturing network traffic.
Guides on configuring the handset for Wireshark tracing.
Lists port numbers for SIP and H.323 signaling.
Details ports used for voice connections (RTP/RTCP).
Lists local ports for various services like DNS, DHCP, HTTP.
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