Nortel Networks MOG6xx Troubleshooting the Wlan IP Telephony Manager, Error Status screen

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Troubleshooting

This section describes options for troubleshooting your WLAN system and its devices. For site and deployment information, refer to “Appendix D: Provisioning” on page 113.

Troubleshooting the WLAN IP Telephony Manager 2245

Options on the System Status Menu screen provide a window into the real-time operation of the components of the system. Use this data to evaluate system function and to troubleshoot areas that may be experiencing problems.

The System Status Menu screen is shown in Figure 11.

Figure 11 System Status Menu screen

The following options can be selected:

Error Status – displays alarm and error message information.

Network Status – displays information about the Ethernet network to which the WLAN IP Telephony Manager 2245 is connected.

Software Versions – lists the software versions for the WLAN IP Telephony Manager 2245.

Error Status screen

The Error Status screen displays any alarms that indicate a system malfunction. Some of these alarms are easily remedied. Others require a call to Nortel Networks Technical Support.

Troubleshooting

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Contents Part No. N0008588 September 17 Trademarks SafetyNorth American Regulatory Information Copyright 2004 Nortel NetworksRadio-frequency Interference Enhanced 911 ConfigurationInstallation and Configuration Guide Repairs Important Safety InstructionsHearing Aid Compatibility Installation and Configuration Guide International Regulatory Information Exclusions Limited WarrantyAfter Warranty Service Warranty Repair ServicesContents Contents Wlan IP Telephony Manager 2245 installationAppendix a Compatible Access Points Appendix C Testing the Wlan Handsets 2210/2211 Figures Contents Installation and Configuration Guide Tables Contents Installation and Configuration Guide Before you begin PrefacePreface Symbols used in this guideText conventions IP telephones Nortel Networks Wlan Handsets 2210/2211Acronyms used in this guide CTE FTP Mlppp RPC Related publications Preface N0008588 How to get help How to get help Overview Network configurationOverview DescriptionTftp Server Basic network configurationDhcp Server Wlan Handset 2210/2211 firmware upgradeOption Meaning Dhcp optionsWlan IP Telephony Manager FirewallWlan IP Telephony Manager 2245 front panel Physical descriptionFunctional description Capacities Wlan IP Telephony Manager 2245 firmware upgradeAPs on the same subnet APs on different subnets using WSSRoaming and handover Roaming and handover capabilities summary Access PointMobility across different subnets when using Dhcp IP address planning Network planningIP addressing with Dhcp Programming RecordsRequired materials Wlan IP Telephony Manager 2245 installationPreparing to install the Wlan IP Telephony Manager Wlan IP Telephony Manager 2245 installationWall-mounting the Wlan IP Telephony Manager Pre-installation checklistMounting the Wlan IP Telephony Manager Rack-mounting the Wlan IP Telephony Manager Connecting to the LANConnecting the power Removing a Wlan IP Telephony ManagerWlan IP Telephony Manager 2245 installation Wlan IP Telephony Manager 2245 configuration Wlan IP Telephony Manager 2245 configurationConnecting to the Wlan IP Telephony Manager Connecting through a serial portConnecting through a Telnet session NetLink SVP-II System menu Configuring the Wlan IP Telephony ManagerNetwork Configuration screen Configuring the networkWlan IP Telephony Manager 2245 configuration SVP-II Configuration screen Configuring the SVP-IIWlan IP Telephony Manager 2245 configuration Change Password screen Changing the passwordSVP-Configuration screen with reset prompt Saving the configurationChecking the system status Telnet screen after resetWlan Handsets 2210/2211 Wlan Handsets 2210/2211 configurationWlan Handsets 2210/2211 configuration Language Wired Equivalent PrivacyLoss of signal Wlan Handsets 2210/2211 functionsRTP and Rtcp Feature and key assignmentCodecs Jitter bufferIP Phone Wlan Handsets 2210/2211 configuration Wlan Handset IP Phone 2004 mapping to the wireless handsets Configuring the Wlan Handsets 2210/2211Keys to enter non-numeric characters Sheet 1 Opening and using the Admin MenuMaking an alphanumeric string entry Keys to enter non-numeric characters Sheet 2 Admin Menu optionsAdmin Menu options Sheet 1 IP Address menu Admin Menu options Sheet 2Wlan Handsets 2210/2211 configuration License Management EssidSecurity Restore DefaultsSite Survey mode Regulatory DomainTerminal type OAI on/off Admin PWDownloading the Wlan handset firmware Downloading the firmware Pre-download checklistProgramming the Line keys Configuring the idle state displayProgramming the Wlan Handsets 2210/2211 Troubleshooting TroubleshootingTroubleshooting the Wlan IP Telephony Manager Error Status screenNetwork Status screen Wlan IP Telephony Manager 2245 active alarms and actionsNetwork Status screen Software Version Numbers screen Software Version Numbers screenDuplex mismatch Feature limitationsSyslog Server SVP-compliant APs Sheet 1 Appendix a Compatible Access PointsAppendix a Compatible Access Points IntroductionSVP-compliant APs Sheet 2 Appendix B Wlan Application Gateway Appendix B Wlan Application GatewayWlan Application Gateway Model numbers with maximum number of usersModel MOG6xx InstallationPreparing to install the Wlan Application Gateway Rack-mounting the Wlan Application Gateway Mounting the Wlan Application GatewayWall-mounting the Wlan Application Gateway Connecting through the LAN Connecting to the Application ServerPins on the connector Connecting through an RS-232 portWlan Application Gateway 2246 connection through a modem Connect through a modemConnecting to the Wlan Application Gateway Configuration04830130 NetLink OAI System menu Configuring the Wlan Application GatewayOAI Box Configuration screen Configuring the OAI BoxAllow FTP Connections Yes/No MOG 7xx only Connecting through Telnet Continuing configuration through TelnetPage Telephone Line configuration Configuring the Telephone LineSearching for a Wlan Handset 2210/2211 Deleting a Wlan Handset 2210 orProgramming a feature Feature programming screen Setting or changing a passwordViewing system status Change passwordViewing network status Network Status Telephone Line Status screen Viewing Telephone Line StatusWlan Application Gateway 2246 certification Certification testingViewing software versions Software files Wireless handset certificationSoftware updates on MOG700 systems Updating softwareObtain software using FTP Tftp software updates for MOG600 Systems 105 Wlan Handset 2210/2211 Planning Worksheet Planning Worksheet for Wlan Handsets 2210/2211Freeing the serial port for administrative purposes 108 Appendix C Testing the Wlan Handsets 2210/2211 Appendix C Testing the Wlan Handsets 2210/2211Testing calls and features Testing signal strength with the Wlan handsets110 111 112 Site certification Site Survey modeAppendix D Provisioning Site surveyPhysical site study Conducting an effective site surveyNetwork usage Mobility requirementsExample of AP placement RF transmission testing116 Solving overlap issues Solving coverage issues118 BCM IndexIndex

MOG6xx, MOG7xx specifications

Nortel Networks was a prominent player in the telecommunications industry, known for its innovative products and solutions. Among its offerings are the MOG6xx and MOG7xx series of voice over IP (VoIP) gateways, designed to enhance and facilitate voice communications over data networks.

The MOG6xx series, which includes models like MOG660 and MOG670, was introduced to serve as a bridge between traditional telephony and modern IP-based networks. These gateways feature advanced signaling and media capabilities that make them an essential tool for businesses looking to migrate to IP telephony. The MOG6xx series supports a wide range of protocols, including SIP, H.323, and MGCP, ensuring interoperability with various systems and devices.

One of the key characteristics of the MOG6xx series is its scalability. These gateways offer flexible capacity options that allow organizations to start with a smaller investment and expand as their communication needs grow. Additionally, the MOG6xx series is designed to support numerous simultaneous calls, ensuring that businesses can operate efficiently even during peak usage times.

The MOG7xx series, including the MOG770 and MOG730 models, builds upon the foundational technologies of the MOG6xx with enhanced features and capabilities. The MOG7xx series focuses on providing higher capacity and advanced functionalities, making it particularly suitable for larger enterprises or service providers. Key features include improved echo cancellation, advanced call routing, and enhanced security protocols to protect voice data from unauthorized access.

Both the MOG6xx and MOG7xx series leverage Nortel's expertise in voice quality assurance through integrated voice processing technologies. This ensures that calls maintain high audio quality, crucial for effective communication. Additionally, these gateways support various codecs to accommodate different network conditions, further enhancing their versatility.

In terms of management, both series are equipped with user-friendly interfaces and robust diagnostic tools that enable administrators to efficiently monitor and manage voice traffic. This not only simplifies troubleshooting but also assists in optimizing network performance.

Overall, the Nortel MOG6xx and MOG7xx series provide reliable, scalable, and flexible solutions for organizations looking to integrate voice communications with their data networks. Their support for industry-standard protocols, commitment to voice quality, and advanced feature set make them standout options in the increasingly competitive landscape of VoIP gateways.