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CDM-570/570L
Installation and Operation Manual
CDM-570 - 70/140 MHz Satellite Modem
CDM-570L - L-band Satellite Modem
Optional IP Module
For Firmware Version 1.5.1 or higher
(see New in this Release – Section 1.5)
IMPORTANT NOTE: The information contained in this document supersedes all previously published
information regarding this product. Product specifications are subject to change without prior notice.
Part Number MN/CDM570L.IOM Revision 4
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Comtech EF Data is an ISO 9001 Registered Company CDM-570/570L Satellite Modem Installation and Operation Manual Addendum A Subject: Incorporate NMCS Protocol Part Number: MN/CDM570L.AA4 Addendum A October 9, 2006 Special Instructions: This document contains new information for the CDM-570/570L satellite modem installation and operation manual, part number MN/CDM570L.IOM Rev. 4 dated April 12, 2006. Notes: 1. Insert this title page immediately a
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Collating Instructions To update the manual, remove and insert the pages as follows: Remove Insert Remote Control Section
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CDM/CDD NMCS Protocol Rev 1.0 Revision History Date Rev Author Comments October 4, 2004 Draft 1.0 Wallace Davis Created for Internal Distribution 3/01/05 Draft 1.1 Bryan Wilcutt Modifications for implementation 6/27/05 Rev 1.0 Bryan Wilcutt Released revision 11/10/2005 Rev 1.0 Harish Talanki Modifications Copyright © 2006, Comtech EF Data Comtech EF Data All Rights Reserved. Reproduction, adaptation, or tran
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CDM570/570L Satellite Modem Incorporate NMCS Protocol MN/CDM570L.AA4 Notes: ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ____________________________________________________
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CDM570/570L Satellite Modem MN/CDM570L.AA4 Incorporate NMCS Protocol Table of Contents 1.0 Introduction 4 2.0 Architecture 4 3.0 Introduction 5 3.2 Basic Protocol 5 3.3 Command Structure 6 3.3.1 Start Of Packet 7 3.3.2 Address 7 3.3.3 Instruction Code 7 3.3.4 Instruction Code Qualifier 8 3.3.5 Message Arguments 10 3.3.6 Table Support Qualifier 10 3.4 Modem Commands 11
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CDM570/570L Satellite Modem Incorporate NMCS Protocol MN/CDM570L.AA4 1.0 Introduction The scope of this document is to define the interface specification that will be used for a new Remote Control based interface to the CDM/CDD family of products. The primary interface is to be Telnet, however other interfaces may adapt to the CIM implementation, programmatically, via specific API calls. 2.0 Architecture The Remote NMCS attaches to an external interface, such as Telnet, and processes b
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CDM570/570L Satellite Modem MN/CDM570L.AA4 Incorporate NMCS Protocol NMCS Protocol 3.0 Introduction The following sections outline the basic command set supported in this version of the CIM NMCS protocol. 3.1 Telnet interface Telnet interface into the NMCS system must be on port 7023, which has been reserved for this protocol by the IANA. The login process requires a
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CDM570/570L Satellite Modem Incorporate NMCS Protocol MN/CDM570L.AA4 3.3 Command Structure Controller-to-target: Start of Target Address Instruction Row Index Code Optional End of Packet Packet Address Qualifier De-limiter Code (Optional) Arguments < 1 to 4 / (3 1 to 3 = or ? (n Carriage chars characters) characters characters) Return ASCII ASCII ASCII code contained 61 And code 60 code 47 within [ and or 63 Line Feed. (1 (1 ] brackets. character) character) (1 ASCI
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CDM570/570L Satellite Modem MN/CDM570L.AA4 Incorporate NMCS Protocol 3.3.1 Start Of Packet Controller to Target: This is the character ‘<’ (ASCII code 60) Target to Controller: This is the character ‘>’ (ASCII code 62) Because this is used to provide a reliable indication of the start of packet, these two characters may not appear anywhere else within the body of the messa
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CDM570/570L Satellite Modem Incorporate NMCS Protocol MN/CDM570L.AA4 3.3.4 Instruction Code Qualifier This is a single character that further qualifies the preceding instruction code. Code Qualifiers obey the following rules: 3.3.4.1 Controller to Target The only permitted values are: = (ASCII code 61) ? (ASCII code 63) = Code The = code (controller to target) is used as the assignment operator, and is used to indicate that the parameter defined by the preceding byte
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CDM570/570L Satellite Modem MN/CDM570L.AA4 Incorporate NMCS Protocol 3.3.4.2 Target to Controller The only permitted values are: = (ASCII code 61) ! (ASCII code 33) = Code The = code (target to controller) is used in two ways: First, if the controller has sent a query code to a target (for example TFQ?, meaning ‘what’s the Transmit frequency?’), the target would respo
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CDM570/570L Satellite Modem Incorporate NMCS Protocol MN/CDM570L.AA4 3.3.5 Message Arguments Arguments are not required for all messages. Arguments include ASCII codes for the characters 0 to 9 (ASCII 48 to 57), period (ASCII 46), and | (ASCII 124), plus miscellaneous printable characters. 3.3.6 Table Support Qualifier In order to support accessing information that is represented in a table, the following syntax is supported. 3.3.6.1 Index The desired row shall be encapsulated within
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CDM570/570L Satellite Modem MN/CDM570L.AA4 Incorporate NMCS Protocol 3.3.6.2 Argument lists In order to enforce atomic reads and writes and well as allow for checking related parameter for validity, multi-argument lists will have the following format: • Arguments are positioned in fixed length format (see specification for each argument) • ‘|’ Is used to separate differen
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CDM570/570L Satellite Modem Incorporate NMCS Protocol MN/CDM570L.AA4 Notes: ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________
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3.4.1 IP Commands 3.4.1.1 Admin Commands Command Arguments Query Parameter (Instruction for Command Response to (Instruction Description of Arguments Response to Query Type Code and or Response Command Code and Qualifier) to Query Qualifier) System SWM= 1 byte, value Command or Query here: SWM= SWM? SWM =x Working Mode of 0 through 1 1 -- Router - Small Network SWM! (see description of 2 -- Router - Large Network arguments) 3 -- Router - Point to Point 4 -- Router
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Command Arguments Query Parameter (Instruction for Command Response to (Instruction Description of Arguments Response to Query Type Code and or Response Command Code and Qualifier) to Query Qualifier) Header HRU= 3 bytes Command or Query. HRU = HRU? HRU =xxx Compression Header compression refresh rate, 1 to 600 HRU! (see description of Refresh rate – Resolution=1 packet arguments) UDP Refresh rate for UDP only stream. Example: HRU =50 Restrictions: 570 only Header HRA= 3 by
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Command Arguments Query Parameter (Instruction for Command Response to (Instruction Description of Arguments Response to Query Type Code and or Response Command Code and Qualifier) to Query Qualifier) Administrator ADP= 11 bytes Command or Query. ADP = ADP? ADP =xxxxxxxxxxx Password No spaces Change the administrator password, where: ADP! (see description of allowed. Example: ADP=comtech arguments) ReadWrite RWU= 11 bytes Command or Query. RWU = RWU? RWU =xxxxxxxxxxx User
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Command Arguments Query Parameter (Instruction for Command Response to (Instruction Description of Arguments Response to Query Type Code and or Response Command Code and Qualifier) to Query Qualifier) IGMP IGE= 1 byte, value Command or Query IGE = IGE? IGE =x enable/disable of 0 or 1 where, IGE! (see description of 0=Disabled arguments) 1= Enabled Enables or disables the IGMP feature. Access List ACE= 1 byte, value Command or Query ACE = ACE? ACE =x Enforcement of 0
