Reset Hdlc Counters, Change Hdlc Work Mode | 3Com DSA-3CV1100-02

	Line Card Management 65
Figure 38 HDLC Status Screen

HDLC Status
-----------
Scc channel numbers	- 3
Work mode	- normal operation
Transmit enable	- yes
Receive enable	- yes
Maximum length of rx frame	- 1600 bytes
Press ENTER to continue ...

Reset HDLC Counters

To reset HDLC counters, type 3 in the HDLC Menu and press <Enter>.

Change HDLC Work Mode

To change the HDLC loopback mode, use the Change Work Mode Menu. In the HDLC Menu, type 4 and press <Enter>. The options in Figure 39 appear.

Figure 39 Change HDLC Work Mode Menu

Current Working Mode of HDLC: Normal Operation

1.Set Normal Mode

2.Set Internal Loopback Mode

0.Return to Previous Menu

Please enter your choice:

In the Change Work Mode Menu, the current working mode is shown to be one of:

■Normal Operation

Normal operation is lack of loopbacks.

■Internal Loopback Mode

Setting Internal Loopback Mode

To set internal loopback mode, type 2 and press <Enter>. The message appears:

Image 65

3Com DSA-3CV1100-02 service manual Reset Hdlc Counters, Change Hdlc Work Mode

Contents

Release Visitor and Community Network Access Concentrator 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents 130 Inability to Connect Broken Session 131 Troubleshooting127 143 Online Technical Services 141 World Wide Web Site3Com FTP Site 142 Page Icon Description ConventionsList conventions that are used throughout this guide Documentation RelatedYear Compliance Features Major Features BenefitsVisitor Community Overview Applications MTU/MDU Application VCN AC Features VCN AP VCN AC Front Panel Local Management Features Real Time LED IndicationsVCN AC Front Panel LEDs State Used to Remote Management Central Management Overview Safety Precautions Installing the VCN Access Concentrator Sicherheitsvorkeh- rungen Précautions deSécurité Visitor and Community Network system is installed For the VCN AccessPreparing the Site Concentrator Installing the VCN Access Concentrator Punch-down Block with a Patch Panel Installing the VCN Access Concentrator Punch-Down Block Without a Patch Panel VCN Access Point Rear Panel Repeat through for up to 24 telephone lines Installing the VCN Access Concentrator VCN Access Concentrator Accessory Set Access Concentrator 19-inch rack. in the 19-inch RackCable Kit Part Quantity Fitting a Bracket for Rack Mounting Back Panel Connections Front Panel Connections Displays the rack after it has been wire connected Is P Patch Panel blocks at the back with RJ-21 connectors Line Cards in the VCN Access ConcentratorPin Assignment for the RJ-21 Connector VCN AC Port No First Pin Second Pin Female RJ-21 Connector VCN Access Concentrator Unit Installed Without a Patch Panel General guidance is provided for non-SuperStack switches Sequence of ConfigurationInserting MAC Addresses for VCN Access Concentrator Ports Installing the VCN Access Concentrator Port No. MAC Address VCN AC Port and VCN AP MAC Addresses Installing the VCN Access Concentrator Automated Procedures for SuperStack II 1100/3300 ConfApp Screen ConfApp screen appears Figure Entering the Switch Address Community Parameter Removing Wrong Address VCN Access Powering UpEthernet Switch SPE-3, SPT-3, G, W Troubleshooting Installing the VCN Access Concentrator Indications Real Time LEDThis chapter describes the following Status of each line in the VCN AC Terminal for Local Central Management UsingManagement Terminal Emulator Connecting the PC To connect the PC to the LMA port Type your Login ID and press Enter LoginType your password and press Enter Line CardThis section describes local management Line Card Menu Hierarchy and Summary Line Card Main Menu Line Card Menu Structure Number Sequence Corresponding to Submenus Line Card Main Menu of Port Press Enter to return to the Line Card Main Menu LC Version Ethernet Menu Management Menu Ethernet Menu options are described in Table Ethernet Menu Options Feature How to useEthernet Traffic Counters Ethernet Menu Options Typical Ethernet Traffic Counters Screen Ethernet Status Change Ethernet Work Mode Menu Reset Ethernet Counters When you discard the operation, the message appears Setting Internal Loopback Mode Setting Normal Mode Hdlc Menu Hdlc Menu Options Feature How to useHdlc Menu options are described in Table Hdlc Traffic counters Hdlc Status Change Hdlc Work Mode Reset Hdlc Counters Normal mode is lack of loopbacks To check the Vdsl parameters Vdsl Control Menu Reset All Counters SNR, signal to noise ratio Login message appears Reset the Line Card Set Vlan ID for Management LC Configuration Menu Change Password Set Ethernet Half/Full Duplex ModeRespond by entering your new password. The message appears After any number the user enters, the message appears To download new software perform the following steps Set to Factory DefaultsThrough the LMA Procomm Plus window shown in , select Data Send File Figure Type S the downloading message in appears Procomm Plus Terminal Screen Procom Plus Data Send File Menu Sending File Using Ascii Screen Status Screen File Downloaded Messages Software Execution Messages Line Card Management This section describes central management LMA Access for Central Management Central Management Menus in the LMA Interface Login Process Central Management Menu Hierarchy and Summary Login Process Central Management Menu Structure Central Management Menus and Corresponding Number Sequence VCN Access Concentrator Menu Line Card Main Menu for Line Card To access central managementManagement Agent Menu Slot 1 Line Card Main Menu Version Information Hardware and Software Version Monitoring Menu Monitoring Menu Brief Status of All Ports Refresh Brief Status or View Port Statistical Detail Detailed Port Status Select Traffic Counters and Port Traffic Counters for Selected Port Vdsl Information for Selected Port Dialog in appears Vdsl Information for Selected Port Change Port Selection in Control Menu Reset PortControl Menu If you type y, the following message appears If you type N, the message appears Messages in appear This is followed by the messages in and , Login promptVdsl Restart To abort type n and press Enter Type n and press Enter to abort Concentrator Configuration Menu Change Vlan ID for Management Type 2 and press Enter the following dialog appears Change Ethernet Half or Full Duplex Mode Agent Configuration Menu Change the Concentrator PasswordType your new password and press Enter. The message appears IP Menu IP Menu Discard changes, type n and press Enter n Save changes, type y and press Enter Messages appearClose Telnet Session If a Telnet session exists, the message appears Set Factory Defaults Default is n To reject, type n and press Enter the message appears Reset AgentTo proceed, type y and press Enter the message appears Overview Structure of Remote Menus Telnet Connection Telnet Menu Structure Central Management Menus and Corresponding Number Sequence VCN Access Concentrator Telnet Login Hardware and Software Version Menu appears To configure VCN AC management, type 5 in the VCN Access Telnet session is closed Exiting the Telnet Management SessionTo terminate, type y and press Enter the message appears Download Downloading Software to the LCs in the VCN AC Procedure VCN Service Switch 10 Front Pane VCN AP Main Menu Enter the AC Vlan ID and press Enter. The message appears VCN AP Software Download Menu LC Downloading State Table LC Downloading Results Enter the AP Vlan ID and press Enter. The message appears Downloading Software to VCN APs AP Downloading State Table Check Software Download for the LC Cards Download Failed for One or More Line Cards but not All Download Failed for all LCs and all VCN APsCheck the following Software version of the failed LCs Check the physical path between the downloading VCN AP Download Failed for One or More VCN APs but not All Managing the VCN Access Concentrator State Line Power Problems Using Front PanelIndicator LEDs LEDs to Solve Ethernet Traffic Counters Hdlc Traffic Count Indicators Fatal Error message Significance User ActionFrom Traffic Counts Frame counts Telnet Connection Problems Telnet Connection Problems Troubleshooting Product Specification Product Specification Procomm Plus Terminal screen in appears Terminal Emulation Settings Number From Left Function Settings Procomm Plus Settings 137 Setup window opens Select System Tab 139 Parity NoneFlow control Terminal Emulation Settings Online Technical Services Username anonymous Access by Analog ModemHours a day, 7 days a week Country Data Rate Telephone Number 408 727 Access by Digital Modem847 262 Country Telephone Number Asia, Pacific Rim Europe, South Africa, and Middle East Country Telephone Number Fax Number Page Glossary MiniDIN MbaudMbps Glossary Glossary Numbers Index Remote software download Requirements Vlan ID Index 3Com Corporation Limited Warranty Governing LAW EMC Statements