4300 OPERATING MANUAL DIGITAL/ANALOG MOBILE RADIO 4300 SERIES MOBILE RADIO ■ APCO Project 25 Conventional ■ APCO Project 25 Trunked ® ® ■ SMARTNET /SmartZone ■ Analog (FM) Conventional VHF UHF 800 MHZ Part No.
4300 SERIES MOBILE OPERATING MANUAL ■ APCO PROJECT 25 CONVENTIONAL ■ APCO PROJECT 25 TRUNKED ■ SMARTNET®/SmartZone® ■ ANALOG (FM) CONVENTIONAL VHF/UHF/800 MHz Copyright© 2004 by the EFJohnson Company The EFJohnson Company, which was founded in 1923, provides wireless communication systems solutions for public safety, government, and commercial customers.
SAFETY INFORMATION RF ENERGY EXPOSURE AWARENESS AND CONTROL INFORMATION, AND OPERATIONAL INSTRUCTIONS FOR FCC OCCUPATIONAL USE REQUIREMENTS Before using your mobile two-way radio, read this important RF energy awareness and control information and operational instructions to ensure compliance with the FCC’s RF exposure guidelines. radios before they can be marketed in the U.S.
SAFETY INFORMATION c.) The installation manual should provide specific information of how to install the antennas to facilitate recommended operating distances to all potentially exposed persons. Guidelines: • • User awareness instructions should accompany device when transferred to other users. Do not use this device if the operational requirements described herein are not met. • Instructions: • • Transmit no more than the rated duty factor of 50% of the time.
TABLE OF CONTENTS TABLE OF CONTENTS SAFETY INFORMATION • Federal Communications Commission Regulations 3 Compliance with RF Exposure Standards . . . . . . . 3 RF Exposure Compliance and Control Guidelines and Operating Instructions . . . . . . . . . . . . . . . . . . . 3 Contact Information . . . . . . . . . . . . . . . . . . . . . . . . 4 1 GENERAL 1.1 1.2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 General Features . . . . . . . . . . . . . . . . . . . . . . . . .
TABLE OF CONTENTS TABLE OF CONTENTS (CONT’D) 5.16 P25 Unit Calls . . . . . . . . . . . . . . . . . . . . . . . . . . Call Alert. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Messaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Status Messaging . . . . . . . . . . . . . . . . . . . . . . . P25 Packet Data . . . . . . . . . . . . . . . . . . . . . . . . Keypad Programming . . . . . . . . . . . . . . . . . . . Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . .
TABLE OF CONTENTS TABLE OF CONTENTS (CONT’D) 10.3 10.4 PID/SLN Key Management Modes . . . . . . . . . 54 Maintaining Keys in Memory. . . . . . . . . . . . . . 55 Encryption Key Select . . . . . . . . . . . . . . . . . . . 55 Encryption Key Erase . . . . . . . . . . . . . . . . . . . . 55 Clear/Secure Strapping . . . . . . . . . . . . . . . . . . . . . 55 Transmit Mode Options . . . . . . . . . . . . . . . . . . 55 Receive Mode Options . . . . . . . . . . . . . . . . . . .
GENERAL SECTION 1 GENERAL 1.1 FEATURES 1.2.1 CONVENTIONAL FEATURES NOTE: The availability of many of the following features is controlled by field programming and by what options were ordered. For example, encryption and some operating modes are optional. See the EFJohnson product description and Section 8 for further details. • • • • • • • 1.
GENERAL • • • • • Predefined status conditions (up to 8) can be sent to a dispatcher Dynamic regrouping (dispatcher can automatically gather users on a channel to receive a message) Roaming (SmartZone only) • 1.2.
CONTROLS AND DISPLAY SECTION 2 CONTROLS AND DISPLAY PTT Switch Six Option Switches Display Microphone Multi-function Indicator On-Off/ Volume Select Switch Speaker Figure 2-1 Front Panel Controls 2.1 FRONT PANEL CONTROLS NOTE: This indicator is disabled when the Surveillance mode is programmed (see Section 4.9). On-Off/Volume - Pressing this control turns power on and off, and rotating it sets the volume level.
CONTROLS AND DISPLAY DC Power Connector Optional Remote Control Unit Connector Accessory Connector Antenna Connector Figure 2-2 Rear Panel Connectors Scan Edit Mode Telephone/Special Call Channel Encryption Zone Status Chnl No. Display No. Figure 2-3 Front Panel Display 10-Character Alphanumeric Display 2.2 REAR PANEL CONNECTORS Siren Control (Not Shown) - An optional yellow/ orange connector similar to the accessory jack for connecting the optional siren controller.
CONTROLS AND DISPLAY - Indicates a SMARTNET/SmartZone telephone call has been initiated. It is non-functional in the conventional mode. Channel Number - Indicates the currently selected channel (conventional) or talk group (other modes). Status Display - These two characters indicate the following status information: - Indicates that voice encryption is enabled or that an encrypted call is being received. Refer to Section 10.3.4 for more information.
GENERAL OPERATION SECTION 3 GENERAL OPERATION • 3.1 TURNING POWER ON AND SETTING VOLUME 3.1.1 POWER ON/OFF Power is turned on and off by pressing the OnOff/Volume knob. When power is turned on, the radio goes through a self test. When that is successfully completed, the unit ID is briefly displayed (except when a conventional analog channel is selected), a tone sounds (if tones are enabled), and the radio is ready for normal operation. If “ENTER PSWD” is briefly displayed, refer to the next section.
GENERAL OPERATION 3.3 BACKLIGHT CONTROL AND DISPLAY VIEWING ANGLE ADJUST Channel Select Indicator Zone Select Indicator If the BKLHT option switch is programmed, it can be used to select high, medium, or off backlight modes. Otherwise, the keypad and display backlight is fixed in one of these modes by programming. The backlight is totally disabled when the Surveillance mode is programmed (see Section 4.9). Zone No. Chnl No. 3.4.
GENERAL OPERATION the highest programmed zone is displayed and vice versa. For example, if Zone 1/Channel 5 is the highest programmed channel, wrap-around occurs after Zone 1/Channel 16 is displayed. For direct selection purposes, channels are numbered sequentially starting with the lowest zone. Each zone can be programmed with up to 16 channels, so Zone 1 channels are numbered 1-16, Zone 2 channels 17-32, and so on as shown below.
GENERAL OPERATION 3.7.2 CONVENTIONAL MODE include roaming (SmartZone only), telephone, private, and emergency calls, Call Alert™, and messaging. Either analog or digital signaling may be used. This is a non-trunked operating mode which accesses independent radio channels. There is no automatic access to several channels. Selecting a conventional channel selects a transmit and receive frequency and other channel parameters such as squelch control coding.
GENERAL OPERATION SmartZone operation, the control channel data rate is 3600 baud (both digital and analog calls) and the narrowband digital voice data rate is 9600 baud. • • Conventional Analog Mode - A channel selects a specific radio channel, Call Guard (CTCSS/DCS) squelch coding, and other parameters unique to that channel. The P25 mode uses a system ID, Wide Area Communications Network (WACN) ID, and RF Subsystem ID (RFSS). The SmartZone mode does not use the WACN and RFSS IDs.
RADIOWIDE FEATURES SECTION 4 RADIOWIDE FEATURES Table 4-1 Programmable Option Switch Functions Suggested Key Label TONES BKLHT ALERT RESP KY CHG CH SEL C/S TG SEL DISP EMER KY CLR PUB AD TX PWR HOME HORN KY SEL PROG MSG MON SEL SQ OTAR DATA PHONE PRI ED CALL RWS RTA RWS ED SCAN SCN ED SN LST PW CHG SQ LIST LOCK SEARCH STATUS SURVLC TN VOL CALL (Blank) Function Alert tones On-Off Backlight On-Off Call Alert Select Call Response Select Change Keyset Channel Select (w/HHC only) Clear/Secure Select Digital Ta
RADIOWIDE FEATURES 4.1 OPTION SWITCHES power. If Switchable power is programmed on the channel, the Tx PWR option switch can then be used to select high or low transmitter power. All models support switchable power. The six option switches on the front panel (one is located to the left of the display) can be programmed by the PCConfigure programmer to control a different set of functions for each of the three operating modes.
RADIOWIDE FEATURES • programming “Forever” so there is no automatic power off. Both the ignition switch and the power switch must then be on for radio power to turn on. The delay can be overridden at any time by turning power off using the front panel power switch or turning the ignition switch back on. 4.8 MICROPHONE OFF-HOOK DETECT The microphone hanger can be connected to chassis ground and the radio programmed to detect an off-hook condition (Hangup Box Monitor selected).
RADIOWIDE FEATURES more information on how it functions in the other modes, refer to Section 6.12. Scanning is turned on and off by the Scan option switch as follows. If this switch is not programmed, scanning is not available. When the PA is enabled/disabled, “Ext PA On/Off” is displayed momentarily. The radio can also be programmed to display “Ext PA On” continuously. 4.11 SCANNING • 4.11.1 INTRODUCTION Scanning monitors the channels in the scan list for messages the radio is programmed to receive.
RADIOWIDE FEATURES • • • To turn radio wide scanning on, press the RWS option switch and “RSCN ON” is briefly displayed. In addition, is displayed the same as with standard scanning. Radio Wide Scan Mode The radio can be programmed to transmit on the selected or active channel similar to SMARTNET/ SmartZone and P25 trunked operation just described. To turn radio wide scanning off, press the RWS option switch again and “RSCN OFF” is briefly displayed and is no longer displayed. 4.11.
RADIOWIDE FEATURES 1. Make sure that both standard and radio wide scanning are off (the rotating icon is not indicated in the right status display). Select a conventional, SMARTNET/SmartZone/P25 Trunked channel corresponding to the scan list being edited. channels/talk groups. More information follows on selecting and editing standard scan lists. Determining Channels in Standard Scan List Channels in the conventional standard scan lists are determined as follows.
RADIOWIDE FEATURES 4.12.2 RADIO WIDE SCAN LIST Editing a Radio Wide Scan List General If the RWS ED option switch is programmed, the radio wide scan list can be edited. Changes are permanent (cycling power does not reselect a default condition). Proceed as follows: With radio wide scanning, there is only one scan list available regardless of the type of channel selected. This list can include up to 16 channels of any type.
CONVENTIONAL FEATURES SECTION 5 CONVENTIONAL FEATURES 5.1 INTRODUCTION disabling Call Guard squelch (or group ID detect on P25 channels). This is usually done by selecting the Monitor Mode (see following) or by the Normal/ Selective option switch (see Section 5.5.2). An overview of the conventional operating mode is located in Section 3.7.2. The following information describes the features unique to analog and Project 25 (digital) conventional operation.
CONVENTIONAL FEATURES 5.5.2 CALL GUARD SQUELCH ENABLE/ DISABLE 5.4 BUSY CHANNEL LOCKOUT The Busy Channel Lockout (also called Transmit Disable on Busy) feature automatically disables the transmitter if the channel is busy when the PTT switch is pressed. When the transmitter is disabled by this feature, “BUSY” is displayed, a busy tone sounds, and the transmitter is disabled.
CONVENTIONAL FEATURES Proceed as follows to select a code using the SQ LIST option switch: algorithm used to generate the 23-bit data word. The data is transmitted at a rate of 134.4 bits per second. Therefore, approximately six words are transmitted each second. When the data is decoded, 23-bit samples are taken and then the bits are rotated to determine if a valid code was received. 1. Press the SQ LIST option switch and then rotate the Select switch to select the desired position.
CONVENTIONAL FEATURES • gency option switch is required for these functions. Emergency Alarms and Calls are transmitted on the global (radio wide) emergency zone/channel if one is programmed. If it is not programmed, the emergency is transmitted on the selected channel. The emergency programming of the system to which that channel is linked controls the emergency operation. When this timer disables the transmitter, a continuous tone sounds and the red transmit indicator turns off.
CONVENTIONAL FEATURES 5.10.3 EMERGENCY CALLS standard call. If the channel is changed, operation continues on the new channel in the emergency mode. General 3. With analog calls, subsequent presses of the PTT switch cause the DTMF emergency ID to be sent according to the ANI programming (if DTMF ANI is enabled on the channel). With digital calls, the calls continue to have the emergency bit set.
CONVENTIONAL FEATURES the second priority channel is interrupted by a call on the first priority channel but not vice versa. When scanning and the selected channel is a single or first priority channel, “P” is indicated in the left status display next to the zone number as follows: No Priority - No priority channel sampling occurs when the list is selected. The radio transmits on the selected channel.
CONVENTIONAL FEATURES Placing a Standard Conventional Call to prevent the interruptions from making a message difficult to understand. Times of 0.5-8.0 seconds can be programmed in 0.5-second steps. 1. Turn power on and set the volume as described in Section 3.1 on page 13. Select the channel programmed for the mobile you want to call (see Section 3.4.2 on page 14).
CONVENTIONAL FEATURES 5.14 SINGLE TONE ENCODER programmed so that the following are also displayed for 0.5-7.0 seconds or continuously during the call. This feature is not available with the 4300 mobile. It is available with the 4100 portable only. P25 PTT ID - The unit ID of the mobile placing the call is displayed. 5.15 PROJECT 25 MODE FEATURES P25 Talk Group - The alias of the talk group on which the call is being received is displayed.
CONVENTIONAL FEATURES tion is similar to SMARTNET/SmartZone and P25 Trunked channels. then transmitted back. To respond to the call, the radio must be programmed with the CALL option switch, and have a Unit Call programmed with the ID of the calling mobile. Answering a Page 1. When a page is received, five beeps sound and “PAGE” is displayed. The ID of the mobile paging you is stored as the last ID received. Place and receive a Unit Call as follows: 1.
CONVENTIONAL FEATURES • 5.15.9 P25 PACKET DATA If the system received the page but the called mobile is not on the air, a single beep sounds and “NO ACK” is displayed 6 seconds after the PTT switch is pressed. Auto exit then occurs. P25 packet data transmission capability is available with later model 4300 mobiles. A DATA option switch must be programmed to toggle the data mode on and off. 5.15.
CONVENTIONAL FEATURES 5.16.2 MENU STRUCTURE before system or channel parameters in that zone can be changed by keypad programming. The zone password is programmed in the Zones > Edit Zone screen of the PCConfigure programmer. This screen is displayed by clicking the Edit Zone button. A different password can be programmed for each zone. A menu system is used to select parameters in the keypad programming mode. A flowchart showing the keypad programming mode menu structure is located in Figure 5-1.
CONVENTIONAL FEATURES desired digit, rotate the Select switch. The frequency is stored after programming the last digit. If an invalid frequency is entered, a beep sounds, “INVALID” is briefly displayed, and the frequency editing mode continues to be selected. PARMS” and then rotate that switch to display the desired parameter. Then press the Select switch again to select it. SCAN TIMER - Selects the Scan Hold timer. Rotate the Select switch to decrement/increment the timer in 0.
CONVENTIONAL FEATURES desired setting is displayed, store it by pressing the Select switch. NOTE: The channel spacing is not set with P25 channels because it is always narrow, and the squelch cannot be changed because the setting is critical for proper receiver operation. CHAN SPC (Analog Only) - Selects either wide or narrow band channel spacing on analog channels only.
SMARTNET/SMARTZONE/P25 TRUNKED FEATURES SECTION 6 SMARTNET/SMARTZONE/P25 TRUNKED FEATURES 6.1 INTRODUCTION 3. Press the PTT switch and begin talking. An optional talk permit tone may sound to indicate when talking can begin. Other indications that may occur are as follows: An overview of the SMARTNET/SmartZone and P25 trunked operating modes is located in Section 3.7. The following information describes the features unique to these modes of operation.
SMARTNET/SMARTZONE/P25 TRUNKED FEATURES • channel (with scanning disabled). When the selected channel is programmed with both Talk and Announcement groups, only the Talk and Announcement group IDs are detected. Other IDs in the Announcement group are detected only if no talk group is programmed. • When a group call is received, the alias of the selected channel is displayed. The radio can be programmed so that the following are also displayed for 0.5-7.0 seconds or continuously during the call.
SMARTNET/SMARTZONE/P25 TRUNKED FEATURES 6.5.4 RECEIVING A PRIVATE CALL (ALL TYPES) made in the clear mode by pressing the C/S (Clear/Secure) option switch (if encryption is selectable on the channel). Otherwise, the correct key must be loaded. 1. When a private call or unit call is received, “CALL RCVD” is displayed and the call tone sounds once. 4. When the call is finished or is not answered, end it by pressing the CALL option switch and placing the microphone back on-hook. 2.
SMARTNET/SMARTZONE/P25 TRUNKED FEATURES • 6.6.2 PLACING A TELEPHONE CALL Recalling From A List 1. With a SMARTNET/SmartZone channel selected, momentarily press the PHONE option switch. The tag (alias) of the last called telephone number is displayed. 4. When the telephone call is finished or it could not be completed for some reason, end it by pressing the PHONE option switch and placing the microphone back on-hook. 2. If required, rotate the Select switch to display the desired number.
SMARTNET/SMARTZONE/P25 TRUNKED FEATURES 6.8 MESSAGING 3. To answer the page as a private or unit call (see page 39), press the CALL (Private/Unit Call) option switch and the tag (alias) of the mobile paging you is displayed. Press the PTT switch and respond. One of the conditions that follow may also occur: NOTE: This feature is not available with P25 trunked operation. The messaging feature allows preprogrammed messages to be sent to your dispatcher.
SMARTNET/SMARTZONE/P25 TRUNKED FEATURES 6.10 EMERGENCY ALARM AND CALL 2. Either Normal or Silent operation can be programmed. With the Normal mode, the red LED lights, the emergency tone sounds, and “EMERGNCY” flashes in the display. This indication continues to flash until the alarm mode is ended (see step 4). If silent programmed or the Surveillance mode is selected (see Section 4.9), none of these indications occur. 6.10.
SMARTNET/SMARTZONE/P25 TRUNKED FEATURES does not occur. This feature is initiated only on the first press of the Emergency switch. Subsequent presses do not trigger automatic transmissions. To reset this function, the channel must be changed or power cycled. attempted before a failsoft channel is located, a continuous tones sounds until the PTT switch is released. When the radio system returns to normal operation, this is automatically detected and normal operation resumes. Placing an Emergency Call 6.
SMARTNET/SMARTZONE/P25 TRUNKED FEATURES • 3. To select another list, “Programmed”, or “No List”, rotate the Select switch. When the desired list is displayed, select it and exit this mode by pressing the Scan List option switch again. In addition to calls on channels in the scan list, pages, private/unit calls, and telephone calls are received while scanning. Private and telephone calls are not interrupted by priority messages. 6.12.2 PRIORITY TALK GROUP SAMPLING 6.
SMARTNET/SMARTZONE/P25 TRUNKED FEATURES 6.14.4 DETERMINING CURRENT SITE AND SEARCHING FOR A NEW SITE trunked site or roaming between several trunked sites. Operation in these modes is the same as just described in the preceding sections (6.1-6.13) with the following additional features: To display the RSSI level of the current site, press the SEARCH option switch. The display then indicates the current site number as “SITE xx” and the RSSI (Receive Signal Strength Indicator) signal level as “RSSI xx”.
MISCELLANEOUS SECTION 7 MISCELLANEOUS • 7.1 SUPERVISORY TONES The status condition that was sent has not been acknowledged (page 42). Single Beep (Alert Tone) Five Beeps (Recurring) • • • • • Power was turned on and a successful power-up sequence occurred (see “Turning Power On and Setting Volume” on page 13). The time-out timer is about to expire or the penalty timer has expired (page 19). The conversation timer is about to expire (page 27).
MISCELLANEOUS vehicle running while transmitting. This ensures that optimum power is being delivered to the radio and that the battery does not become discharged. radio was set up, not to any programming that a user can perform. If a feature is controlled by a front panel option switch and that switch is not available, it is probably not available. 7.6 LICENSING An exception is Keypad Programming which can allow the user to reprogram several conventional channel parameters. Refer to Section 5.
DETERMINING AVAILABLE OPTIONS SECTION 8 DETERMINING AVAILABLE OPTIONS • • 8.1 GENERAL This manual describes the operation of all features that are currently available for the 4300 radio. However, many of these features are optional and therefore may not be available in your radio. For example, Project 25 trunked operation is optional and may not be available. [1] AES encryption is available only with ARM code 1.20.0 or later (and all 2.0/3.0 versions).
DETERMINING AVAILABLE OPTIONS Examples SMARTNET Analog and Digital Operation with Encryption The following are examples of items that need to be checked to program various optional features: P25 Options - Digital SMARTNET/SmartZone Encryption Options - DES Securenet and DESOFB Trunking Options - SMARTNET Trunking P25 Conventional Operation with DES Encryption and OTAR P25 Options - Digital Conventional, Conventional Mobile Data Encryption Options - P25 DES OFB OTAR Options - Conventional NOTE: The “Fe
PASSWORD DESCRIPTION SECTION 9 PASSWORD DESCRIPTION 9.1 NEW PASSWORD ENHANCEMENTS following). If even the Master password is lost or was not used, all passwords can be erased using the PCTune software as follows: 9.1.1 INTRODUCTION 1. With PCTune 1.1.1.0 or later, simply select Radio > Reset Passwords. Only password information is erased. The following passwords can be programmed: • Four Power-On (User x) Passwords • Download and Upload Passwords • Master Password 2.
PASSWORD DESCRIPTION 9.3 PASSWORD DESCRIPTION the other passwords. It does not override the following Zone Password. 9.3.1 USER (POWER-ON) PASSWORDS 9.4 ZONE PASSWORD When a User Password is enabled, it must be entered each time radio power is turned on. Up to four different User Passwords (User 1/User 2/User 3/ User 4) can be programmed. Currently, the same radio features are enabled for each. Entering any User Password at power up enables normal radio operation.
SECURE COMMUNICATION (ENCRYPTION) SECTION 10 SECURE COMMUNICATION (ENCRYPTION) 10.1 GENERAL range when compared to clear voice. The DES-XL and DVP-XL methods were designed to provide better range but at the cost of lower voice quality. They use a different type of feedback called counter addressing. 10.1.1 INTRODUCTION This radio may be equipped to provide secure communication on some or all channels.
SECURE COMMUNICATION (ENCRYPTION) Crypto Group A Keyset A1 Keyset A2 Keyset ID 1 Zone 1, Chan 2 PID 1 Zone 2, Chan 4 2 3 Zone 2, Chan 5 Zone 3, Chan 1 Zone 3, Chan 2 4 5 Keyset ID 2 Algorithm ID Algorithm ID Update Item (Opt) Update Item (Opt) Storage Loc.
SECURE COMMUNICATION (ENCRYPTION) With 4300 mobile models, the keys are maintained for approximately 8 hours with this feature disabled. However, a tamper switch causes immediate key erasure when the radio cover over the logic board is removed. and 1-16 when the SLN mode is selected (see Figure 10-1). PID or SLN key management modes can be programmed on the Global programming screen. More information on these modes follows. 10.2.
SECURE COMMUNICATION (ENCRYPTION) Secure Autodetect - Both clear and secure signals are automatically detected. This mode is automatically selected if the transmit mode is switch selectable. Secure - All calls are made in the selected secure mode. Switched - The mode is selected by the C/S (Clear/ Secure) option switch. When the clear mode is selected by this switch, “CLEAR” is flashed, and when the secure mode is selected, “SECURE” is flashed.
SECURE COMMUNICATION (ENCRYPTION) 10.4 OTAR (OVER-THE-AIR REKEYING) simply a set of one or more keys of the same type (either TEK or KEK). Keysets are identified by Keyset IDs, and the upper four bits of this ID specify the crypto group (see next section). 10.4.1 INTRODUCTION OTAR stands for “Over-The Air-Rekeying”. This is the process of sending encryption keys and related key management messages over-the-air to specific radios.
SECURE COMMUNICATION (ENCRYPTION) • manage keys such as when a radio uses keys with different active times or multiple algorithms. Currently, only one crypto group is supported, and it is always ID 0. As shown in Figure 10-3, the crypto group ID is the upper four bits of both the SLN and Keyset IDs. • • Deleting all keys (zeroize) when a radio may be lost or compromised Determining if a radio is on the air and reading key information Changing individual and group RSIs 10.4.
SECURE COMMUNICATION (ENCRYPTION) Key Encryption Key (KEK) - A key used to encrypt keys contained in Key Management Messages (KMMs) during OTAR. These messages may themselves be encrypted by the currently active TEK. These keys can be the AES or DES type. There are KEKs unique to a subscriber unit (UKEK) and common to a group (CKEK). The other type of key is the Traffic Encryption Key (TEK) used to encrypt voice and data messages.
SECURE COMMUNICATION (ENCRYPTION) Encryption Key (KEK) which is used to encrypt keys contained in Key Management Messages. TEKs can be either the AES or DES type. OTAR by the KMF. If OTAR is not utilized, is always used to load encryption keys. All keys stored in the key loader are themselves encrypted. EFJohnson offers a PDA-based keyloader. Logical Link ID (LLID) - An ID transmitted with a data message to identify the destination of the message.
SECURE COMMUNICATION (ENCRYPTION) programming can be overridden on the channel screen (see Section 10.3.3). Additional PIDs for special calls can also be specified on the system screen for digital and trunked calls. NOTE: The encryption type is not selectable on digital channels because the AES/DES mode is determined by the key type loaded, not by PCConfigure programming.
SECURE COMMUNICATION (ENCRYPTION) 10.6 RADIO OTAR CAPABILITIES REKEY WARM START ZEROIZE ZEROIZE RESPONSE 10.6.1 SEM 4100/4300, STANDARD 4100 0x1E 0x20 0x21 0x22 The OTAR capabilities of the SEM equipped 4100 portable and 4300 mobile are as follows. 10.6.2 UCM EQUIPPED 4300 Keysets • Up to three keysets are used and it is assumed all three are always present.Keyset IDs 1 and 2 are for TEKs and only one is active at a time.
SECURE COMMUNICATION (ENCRYPTION) Additional Functions Selectable by 4100 Menu: Rekeying - A radio-initiated rekeying session is in process. (To select one a parameter, highlight it and press F2.) No Ack - No response was received from the KMF in response to an Identify request before time out occurred (approximately 30 seconds). Rekey - Performs the same function as the OTAR Rekey Request option switch described in the preceding section.
INDEX INDEX A AES Encryption 53 Algorithm 58 Algorithm ID 58 Alias 14 Alphanumeric Display 11 Analog and Digital Operation 38 ANI Signaling 31 Autodetect 56 B Backlight 14 Battery Discharge 48 Black 59 Busy Channel Lockout 26, 31 Busy Indicator 25 Busy Override 46 C Call Alert (P25 Conv) 33 Call Alert (Paging) 41 Call Guard Squelch 26 Channel 12, 14 Channels 17 CKEK 59 CKR 59 Clear/Secure Strapping 55 Connector Accessory 11 Antenna 11 Data 11 DC Power 11 Remote Control Unit 11 Siren 11 Conventional Mode
INDEX PROG (Keypad Programming) 34 PUB AD (Public Address) 20 PW CHG (Set User Password) 13, 51 RESP (Call Response) 40 RTA (Repeater Talk-Around) 28 RWS (Radio Wide Scan) 21 RWS ED (RW Scan List Edit) 24 SCAN 21, 22, 29 SCN ED (Scan Edit) 23 SEARCH (Site Search) 46 SEL SQ (Normal/Selective) 26 SN LIST (Scan List Select) 45 SQ LIST (Squelch Select List) 27 STATUS 34, 42 SURVLC (Surveillance) 20 TG SEL (Talk Group Select) 32 TN VOL (Tone Volume) 19 TONE (Alert) 19 TX PWR (Transmit Power) 19 Option Switch F
