[KNOWLEDGE BASE] [ERROR CODES

 DIAL UP NETWORKING ERROR CODES 

602 THE PORT IS ALREADY OPEN

This usually means that another piece of software is using the modem to either update itself or dial up.

  • Look in the system tray and disable any software that could be causing this (virus checkers, firewalls, fax software, etc.)

  • Press CTRL-ALT-DEL and end task 'RNAAPP' if it is there and re-boot the PC.

  • Remove modem from Control Panel>Modems and try re-installing.

608 THE DEVICE DOES NOT EXIST

This could indicate a problem with hardware.

  • Check modem settings and configuration and make sure correct modem is installed

  • Check DUN and make sure the correct modem is selected

  • Contact the PC vendor

629 THE PORT WAS DISCONNECTED BY THE REMOTE MACHINE

This could indicate there is a problem with the server.

  • Check all DUN and Network settings before hand.

  • Check for call waiting (#43# to disable)

  • Check length of cable from modem to phone socket. More than 3m can cause the signal to degrade.

  • Is there Fax, Sky or anything else connected to the line. If so, try removing them and then re-connecting.

  • Go to Control Panel > Modems slect properties, select connnection tab, click Advanced button, in extra settings enter S10=50

  • Remove TCP/IP and re-install, maybe also remove and re-install DUN

630 THE PORT WAS DISCONNECTED DUE TO HARDWARE FAILURE

There may be a problem with the hardware installed on the computer.

  • Check all settings

  • Re-install modem drivers

  • Refer back to PC vendor

631 THE PORT WAS DISCONNECTED BY THE USER

This could be that you have software or settings configured on the PC to disconnect after a certain action or time.
I.E. hanging up after sending and receiving in e-mail.

650 THE REMOTE ACCESS SERVER IS NOT RESPONDING

This could indicate there is a problem with the server.

  • Check all DUN and Network settings

676 THE LINE IS BUSY

  • The line is actually busy - try to dial the number through a conventional phone to see if you get the engaged tone.

  • Check DUN settings and phone number thoroughly

  • Add 2-3 commas before and after the number

678 THERE IS NO ANSWER

  • Check DUN phone number to make sure it is correct

  • Put commas in the number E.G. ",,,08453,123456,,,"

  • Check that any outside line number or call waiting disable numbers have commas after them.

  • Check country code

  • There could be a problem with the server, try connecting again later

  • Re-install Communications.

680 THERE IS NO DIAL TONE

  • Check connections between phone socket and computer.

  • Check line for call barring

  • Plug a working phone into the phone socket that you use for the modem and check for a dial tone. If there is none then there is a problem with the phone service or the wiring.

  • If the modem is an external modem then check that it is turned on.

  • Verify that "Wait for dial tone before dialling" option is enabled. To do this go to START / SETTINGS / CONTROL_ PANEL / MODEMS / PROPERTIES. Click on the Connection tab and select the wait for dial tone before dialling check box. Click OK and close.

  • Verify that there are no other running programs using the modem. Press CTRL+ALT+DELETE and END TASK any programs that may use the modem.
    LEAVE EXPLORER AND SYSTRAY !!

  • Try a different cable.

  • Add two or three commas before the number to be dialled. This will allow the dialler to bypass any beeps caused by automated voice messaging.

691 ACCESS DENIED BECAUSE USERNAME AND/OR PASSWORD IS INVALID ON THE DOMAIN

  • Check to see if username and password are in correctly (lower case and no spaces)

  • There may be a server problem

  • Re-install communications folder

720 NO PPP CONTROL PROTOCOLS CONFIGURED

  • Check Network configuration to make sure everything is there

  • Check DUN to see if there are any ticks in "Allowed Network Protocols"