Engage Black BlackDoor Duo User Manual

10/100 ethernet encryptor
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BlackDoor Duo
User's Guide
Rev6
Engage Black
August 28, 2023
Engage Black
9565 Soquel Drive, Suite 200
Aptos, California 95003
TEL: 831-688-1021 FAX: 831-688-1421
www.engageblack.com
support@engageinc.com

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  • Page 1 BlackDoor Duo User's Guide Rev6 Engage Black August 28, 2023 Engage Black 9565 Soquel Drive, Suite 200 Aptos, California 95003 TEL: 831-688-1021 FAX: 831-688-1421 www.engageblack.com support@engageinc.com...
  • Page 2 Seller) Copyright Notice Copyright 2000-2020 Engage Black All rights reserved. This document may not, in part or in entirety, be copied, photocopied, reproduced, translated, or reduced to any electronic medium or machine-readable form without first obtaining the express written consent of Engage Communication.
  • Page 3 Equipment Malfunction If trouble is experienced with an BlackDoor Duo, please contact the Engage Communication Service Center. If the equipment is causing harm to the telephone network, the telecommunications service provider may request that you disconnect the equipment until the problem is resolved.
  • Page 4: Table Of Contents

    Locating BlackDoor Duo ....................9 3.1.2 Powering BlackDoor Duo ....................9 3.1.3 Console Port ........................9 3.1.4 Configuring the Engage BlackDoor Duo for the LAN ..........10 3.1.5 Ethernet Interfaces ......................10 3.1.6 Ethernet Status LEDs ..................... 10 4 Command Line Interface 4.1 Console Communication ......................
  • Page 5 5.2 Ethernet/General ......................... 20 5.3 High Ethernet Error Count ......................20 5.4 Can't Communicate using SSH with the BlackDoor Duo ............20 5.5 Can't communicate to BlackDoor Duo - Console Port ............21 5.6 BlackDoor Duo O Net IP Interconnect Verification ............... 21 5.7 TCP/IP Connection ........................
  • Page 6: Introduction

    BlackDoor Duo. LAN protocols IP, TCP and ICMP are supported. About this Guide 1.4.1 Organization provides an overview of the BlackDoor Duo User s Guide as well as feature descriptions. Introduction provides a concise description of the installation and configuration process, Installation QuickStart plus examples to get the experienced user up and running in a minimum of time.
  • Page 7: Intended Audience

    Troubleshooting operation of the units and provides descriptions of causes and solutions to these issues. - BlackDoor Duo specifications, connector pinouts and crossover wiring details and includes Appendix diagrams of the units.
  • Page 8: Installation Quickstart

    Command Line interface, (CLI) detailed in Chapter 4: Command Line Interface. Please use the provided USB to DB9 serial converter to connect to the BlackDoor Duo's USB port. The DB9 side of the cable will connect to a computer that is running a Terminal Server program (TeraTerm, HyperTerm, etc.).
  • Page 9: Blackdoor Duo Configuration Parameters

    BlackDoor Duo Engage Black The cabling used to connect BlackDoor Duo LAN Ports to a switch, router or hub is straight through Ethernet cabling. BlackDoor Duo Configuration Parameters The setup of BlackDoor Duo involves configuration of the: ■ Interface Specific Parameters ■...
  • Page 10: Installation Of Blackdoor Duo

    The Console port utilizes a USB port. Please use the provided USB to DB9 serial converter to connect to the BlackDoor Duo's USB port. The DB9 side of the cable will connect to a computer that is running a Terminal Server program (TeraTerm, HyperTerm, etc.).
  • Page 11: Configuring The Engage Blackdoor Duo For The Lan

    The default password for first time login is also root. It is highly recommended that the password be changed upon initial login. 3.1.4 Configuring the Engage BlackDoor Duo for the LAN BlackDoor Duo needs to be configured with a number of parameters for proper operation on the network, including: ■ Ethernet IP address ■...
  • Page 12: Command Line Interface

    Engage Black Command Line Interface Command Line access to BlackDoor Duo may be via a serial connection to the Console port or an SSH connection to the Ethernet interface. SSH provides a secure communications facility defining a standard method of interfacing terminal devices to each other.
  • Page 13: Configuration Modes

    Sends an ICMP ECHO message to the specified address. Any source address from an interface on BlackDoor Duo can be used. This can be useful to test routes across a LAN or WAN interface. By default, only 1 message (packet) is sent. A numeric value can be entered to send more than one message.
  • Page 14: Show Commands

    Once a connection to a SFTP server site has been established, issue the upgrade command. upgrade chris©157.22.234.129:/users/chris/bd-duo.upg Note that an BlackDoor Duo which is running an upgrade must go through a reset when performing an upgrade. This may cause the SSH connection to drop. If this does occur, simply re-establish the SSH connection.
  • Page 15: Config Interface Commands

    Restores the current BlackDoor Duo configuration, ignoring any changes which have been made during the current config session. host name {namestring} Provide a unique name for BlackDoor Duo. The new host name does not take effect until a save and reset is performed. For example: host name Dallas IPTube default gateway address Enter the IP address of the default router or gateway.
  • Page 16: Connection Configuration Commands

    {auth I encrypt I tlspsk} string1 string2 auth string1 Enter a string that is used as an authentication secret. The BlackDoor Duo authentication secret must be the same as configured on the remote unit in order for an encryption tunnel to be set up.
  • Page 17: Config Quantum Key Distribution Commands

    {route[, route]} Specifies routes to be encrypted and sent to the remote BlackDoor Duo. The route must be in CIDR notation. Example: 192.168.4.0/24. Multiple routes are separated by a comma with no white space before or after the comma.
  • Page 18 BlackDoor Duo Engage Black unit 1 unit 2 default gateway 192.168.3.254 default gateway 192.168.4.254 interface lan1 interface lan1 ip address 192.168.2.50 ip address 192.168.2.50 interface lan2 interface lan2 ip address 192.168.3.50 ip address 192.168.4.50 mode bridge mode bridge Connections Connections...
  • Page 19 BlackDoor Duo Engage Black Example: This is an example of a configuration of the BlackDoor Duo in mode route with one encrypted network. unit 1 unit 2 default gateway 192.168.3.254 default gateway 192.168.4.254 interface lan1 interface lan1 ip address 192.168.2.50 ip address 192.168.5.50...
  • Page 20 BlackDoor Duo Engage Black unit 1 units 2 and 3 Unit 2 default gateway 192.168.4.254 interface lan1 ip address 192.168.5.50 interface lan2 ip address 192.168.4.50 default gateway 192.168.3.254 mode route interface lan1 rekey period 60 ip address 192.168.2.50 kme ip address 10.0.0.76 interface lan2 ip address 192.168.3.50...
  • Page 21: Troubleshooting

    Cause: Workstation not on the same subnet as the BlackDoor Duo Solution: During an initial configuration of an BlackDoor Duo, communication should come from within the same net/subnet. With no default router, BlackDoor Duo will not be able to reply to communication off its own subnet.
  • Page 22: Can't Communicate To Blackdoor Duo - Console Port

    IP subnet. Through an SSH connection to an BlackDoor Duo it is possible to verify the ability of the unit to ping its local default router and to ping the remote BlackDoor Duo. Note: the console port does not support the Ping Command as it does not have an IP Address.
  • Page 23: Appendix

    6.1.2 LAN Protocol IP, TCP, UDP, ICMP 6.1.3 Upgrade Capable BlackDoor Duo firmware upgrade via Secure File Transfer Protocol, SFTP. 6.1.4 Management SSH support with Edit and Paste Template Files Console Port for Out of Band Management Remote configuration & monitoring 6.1.5...
  • Page 24: Glossary

    Engage Black Glossary Terms and Concepts Before using the Engage BlackDoor Duo, you should be familiar with the terms and concepts that describe TCP/IP. If you are experienced with internet routers, these terms may already be familiar to you. General Networking Terms...
  • Page 25 BlackDoor Duo Engage Black A computer with one or more uses that can act as an endpoint of communication if it has TCP/IP. ICMP Internet Control Message Protocol provides a means for intermediate gateways and hosts to communicate. There are several types of ICMP messages, and they are used for several purposes including IP flow control, routing table correction and host availability.

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