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Security Issues for Certain Firmware Revisions

Recovering Erased System Files

Содержание N5171B

Страница 1: ...ty Features and Document of Volatility Agilent Signal Generators This manual provides documentation for the following instruments MXG Signal Generator Series A and B EXG Signal Generator PSG Signal Generator ESG Signal Generator ...

Страница 2: ...rranty terms in the separate agreement shall control Technology Licenses The hardware and or software described in this document are furnished under a license and may be used or copied only in accordance with the terms of such license Restricted Rights Legend If software is for use in the performance of a US Government prime contract or subcontract Software is delivered and licensed as Commercial ...

Страница 3: ...arges duties and taxes Where to Find the Latest Information Documentation is updated periodically For the latest information about these products including instrument software upgrades application information and product information see the following URLs http www agilent com find mxg http www agilent com find exg http www agilent com find psg http www agilent com find esg To receive the latest up...

Страница 4: ...4 ...

Страница 5: ...tion and Removal Procedures 29 Erase All 30 Erase and Overwrite All 31 Erase and Sanitize All 32 Force Internal to SD Card 33 Clear Persistent State Information 34 Persistent State 34 Instrument Setup 34 LAN Setup 34 User IQ Cal File Vector Models Only 34 7 Using Secure Mode 35 8 Using Secure Display 37 9 Security Issues for Certain Firmware Revisions 39 Firmware Update Procedure 39 Error Messages...

Страница 6: ...6 Contents ...

Страница 7: ...e is available via the internet at http www agilent com find assist If you do not have internet access please contact your designated Agilent representative NOTE In any correspondence or telephone conversation refer to the instrument by its model number and full serial number With this information the Agilent representative can determine whether your unit is still within its warranty period ...

Страница 8: ...8 Contacting Agilent Sales and Service Offices ...

Страница 9: ...al Generators MXG Microwave Analog Signal Generator N5183B All MXG RF Vector Signal Generator N5182B All MXG RF Analog Signal Generator N5181B All EXG Microwave Analog Signal Generator N5173B All EXG RF Vector Signal Generator N5172B All EXG RF Analog Signal Generator N5171B All MXG Signal Generator Series A N5183A N5182A N5181A N5162Aa N5161Aa All ...

Страница 10: ... files or data resulting from the clearing of memory Be sure to read this document entirely before proceeding with any file deletion or memory clearing Agilent Signal Generators PSG Signal Generator E8663D All E8663Bb All E8267Db All E8267C C 03 40 or higher E8257N All E8257Db All E8257C C 03 40 or higher E8247C C 03 40 or higher ESG Signal Generator E4438Cb C 03 40 or higher E4428Cb All a For the...

Страница 11: ...ures with any of the firmware revisions listed in Table 3 1 below If your instrument s current firmware revision is among those listed please upgrade immediately to newer firmware For details see Firmware Update Procedure on page 39 Table 3 1 Firmware revisions that require upgrades Instrument model number Current firmware revision Upgrade to firmware revision E44x8C C 04 84 C 04 86 C 04 95 C 04 9...

Страница 12: ...12 Products Covered by this Document Recommended Software Upgrades ...

Страница 13: ...ts specified in DoD 5220 22 M National Industrial Security Program Operating Manual NISPOM Chapter 8 Sanitization As defined in Section 8 301b of DoD 5220 22 M National Industrial Security Program Operating Manual NISPOM sanitization is the process of removing the data from media before reusing the media in an environment that does not provide an acceptable level of protection for the data that wa...

Страница 14: ...14 Security Terms and Definitions ...

Страница 15: ...ponents in your instrument The tables provide details of the size of each memory component its type how it is used its location volatility and the sanitization procedure Details are subdivided by Product Name as follows MXG Series B EXG Memory on page 16 MXG Series A Memory on page 19 ESG and PSG Memory on page 23 ...

Страница 16: ...ting system CPU board not battery backed Volatile memory Turn off instrument power 2 Main Memory Flash 512 MByte partitioned as follows 200 MByte Boot Main firmware image Operating system 50 MByte System Calibration Configuration 1 MByte Secure Storage 180 MByte User Yes Yes Factory calibration and configuration data User file systema which includes flatness calibration instrument states and sweep...

Страница 17: ... instruments only Table 5 2 Vector Models with Baseband Generator Memory Component Type and Size Writable During Normal Operation Data Retained When Powered Off Purpose Contents Data Input Method Location in Instrument and Remarks Sanitization Procedure 1 Waveform Memory DRAM 1 GByte Yes No Waveforms including header and marker data Normal user operation Volatile memory Not battery backed Turn off...

Страница 18: ... user data Normal user operation See Erase and Sanitize All on page 32 Calibration Data Memory Flash 128 KByte No Yes Factory or service only None required no user data Table 5 2 Vector Models with Baseband Generator Memory Component Type and Size Writable During Normal Operation Data Retained When Powered Off Purpose Contents Data Input Method Location in Instrument and Remarks Sanitization Proce...

Страница 19: ...RAM 32 MByte Yes No Firmware operating memory no user data Operating system CPU board not battery backed Turn off instrument power 2 Main Memory Flash 8 MByte Yes Yes Factory calibration configuration data User file systema which includes flatness calibration instrument states and sweep lists Firmware upgrades and user saved dataa CPU board same chip as firmware memory but managed separately Becau...

Страница 20: ...y and completely sanitized by the procedure Erase and Sanitize All on page 32 4 Bootrom Memory EEPROM 8 KByte No Yes CPU bootup parameters Factory programmed CPU board None required no user data Yes Yes LAN configuration Front panel entry or remotely Duringnormal operation this memory cannot be overwritten or erased except for LAN configuration This read only data is programmed at the factory Tabl...

Страница 21: ...log instruments only Table 5 4 Vector Models with Baseband Generator N5162A N5182A with Options 651 652 or 654 Memory Component Type and Size Writable During Normal Operation Data Retained When Powered Off Purpose Contents Data Input Method Location in Instrument and Remarks Sanitization Procedure 1 Waveform Memory DRAM 320 MByte Yes No Waveforms including header and marker data Normal user operat...

Страница 22: ...Flash 128 KByte No Yes No user data Factory or service only None required no user data a For serial numbers lower than MY US SG4818xxxx the persistent memory value is 512 MByte Table 5 4 Vector Models with Baseband Generator N5162A N5182A with Options 651 652 or 654 Memory Component Type and Size Writable During Normal Operation Data Retained When Powered Off Purpose Contents Data Input Method Loc...

Страница 23: ...tery backed Turn off instrument power 2 Main Memory Flash 20 MByte Yes Yes Factory calibration configuration data User file system which includes instrument status backup flatness calibration IQ calibration instrument states waveforms including header and marker data modulation definitions and sweep lists Firmware upgrades and user saved data CPU board same chip as firmware memory but managed sepa...

Страница 24: ...Backed Memory SRAM 512 KByte Yes Yes User editable data table editors Last instrument state last instrument state backup and persistent instrument state and instrument status Firmware operations CPU board The battery is located on the motherboard for the ESG and on the CPU board for the PSG Sanitized by the procedure described in Erase and Sanitize All on page 32 5 Bootrom Memory Flash 128 KByte N...

Страница 25: ... this table are not available in E8257N instruments unless Option 340 has been installed Table 5 6 Vector Models with Baseband Generator E4438C E8267D with Options 601 or 602 Memory Component Type and Size Writable During Normal Operation Data Retained When Powered Off Purpose Contents Data Input Method Location in Instrument and Remarks Sanitization Procedure 1 Waveform Memory SDRAM 40 MByte 320 ...

Страница 26: ... not directly accessible by the user Not battery backed Turn off instrument power 4 Buffer Memory SRAM 5 x 512 KByte No No Support buffer memory for ARB and real time applications Normal user operation This memory is used during normal baseband generator operation It is not directly accessible by the user Not battery backed Turn off instrument power Table 5 6 Vector Models with Baseband Generator ...

Страница 27: ...n instrument states waveforms including header and marker data modulation definitions and sweep lists User saved data The hard disk is an option for vector instruments E4438C Option 005 E8267D Option 005 and E8267C Option 005 and is therefore not installed in some instruments If it is installed these files are stored on the hard disk instead of in flash memory The magnetic residue requiresseveral ...

Страница 28: ...alibration instrument states waveforms including header and marker data modulation definitions and sweep lists User saved data The flash drive E8267D Option 009 replaces the hard drive E8267D Option 005 on E8267D instruments with serial prefixes US MY4829 It is therefore not installed in some instruments If it is installed these files are stored on the flash drive instead of in flash memory User d...

Страница 29: ... functions described in this chapter are not available in the E8257N instrument unless Option 340 has been installed CAUTION These functions do not erase or sanitize external media connected to the instrument s USB port CAUTION This information applies only to PSG and ESG Signal Generators Do not use the Erase All Erase and Overwrite All Erase and Sanitize All Erase Overwrite or Sanitize procedure...

Страница 30: ...tate however the memory is not sanitized This action is relatively quick typically taking less than one minute the exact time depends on the number of files Note that there is a similar but distinct function as described below that deletes all user files but does not reset the table editors Model Key Sequence MXG Series A B EXG File More Security Erase All Confirm Erase PSG ESG Utility Memory Cata...

Страница 31: ...During erasure the system files are temporarily moved to main memory and are then restored to CPU Flash when erasure is complete Extended Persistent Memory Flash MXG N5162A 82A only The file system is formatted then all addressable locations are overwritten with random characters and then the file system is reformatted again Hard Disk PSG E8267C E8267D with Option 005 only ESG E4438C All addressab...

Страница 32: ...emporarily moved to main memory and are then restored to CPU Flash when erasure is complete Extended Persistent Memory Flash MXG N5162A 82A only The file system is formatted then all addressable locations are overwritten with random characters and then the file system is reformatted again These actions are then repeated Hard Disk PSG E8267C E8267D with Option 005 only ESG E4438C All addressable lo...

Страница 33: ...trument states user data files sweep list files and other user created files If it becomes necessary to sanitize the instrument these settings may then be securely retained by removing the SD card and retaining it in the secure area Off All internal settings are stored in the instrument s Main Memory see MXG Series B EXG Memory on page 16 This memory may be sanitized using the Erase and Sanitize A...

Страница 34: ...mask and default gateway information is not modified by an instrument power on or RST command This information can be changed or cleared by entering new data or can be reset to the factory default settings by performing an Erase and Sanitize All operation User IQ Cal File Vector Models Only When a user defined IQ Calibration has been performed the cal file data is removed by setting the cal file t...

Страница 35: ...e automatically applies the selected Security Level action the next time the instrument s power is cycled To activate Secure Mode do the following Step Action Notes 1 Open the Security Level menu For MXG Series A press File More Security Security Level For ESG PSG press Utility Memory Catalog More Security Security Level 2 Select the Security Level Available options None equivalent to a factory pr...

Страница 36: ...ode you can only increase the Security Level until you cycle power For example you can change Erase to Overwrite but not the reverse After the power cycle the Security Level selection remains the same but the secure mode is not activated For MXG Series A press File More Security Enter Secure Mode Confirm For ESG PSG press Utility Memory Catalog More Security Enter Secure Mode Confirm The Enter Sec...

Страница 37: ...or more information This function prevents unauthorized personnel from reading the instrument display or tampering with the current configuration via the front panel When Secure Display is active the display is blank except for an advisory message as shown in Figure 8 1 below All front panel keys are disabled To set Secure Display press Utility Display More Activate Secure Display Confirm Secure D...

Страница 38: ...38 Using Secure Display ...

Страница 39: ... the following steps 1 Access the instrument s web page www agilent com find model_number Example www agilent com find E4438C 2 Under the Technical Support Tab select Drivers and Software and follow the remaining links to the firmware upgrade page If web access is not available Agilent can provide the new firmware on CD ROM To obtain the CD ROM contact Agilent or your Agilent representative as des...

Страница 40: ...ent system files have been erased The following list shows some possible error messages 256 File name not found SYS LICENSE TXT 617 Configuration Error License file not found Creating empty one A missing or damaged system file was encountered while trying to diagnose the system Even if these error messages appear the security function has completely sanitized the instrument If the instrument is lo...

Страница 41: ...olumn of Table 9 1 on page 39 a If problems occur when upgrading the firmware manually enter as many license keys as possible using Utilities Instrument Info Options Info Auxiliary Software Options b Upgrade the firmware again 4 Open Internet Explorer and enter http instrument IP address update 5 Locate Recover Self test System Files and click Execute 6 Locate Overwrite LICENSE TXT cut and paste t...

Страница 42: ...42 Security Issues for Certain Firmware Revisions Recovering Erased System Files ...

Страница 43: ...crowave Analog Signal Generator N5182B MXG RF Vector Signal Generator Series B N5181B MXG RF Analog Signal Generator Series B N5173B EXG Microwave Analog Signal Generator N5172B EXG RF Vector Signal Generator N5171B EXG RF Analog Signal Generator http cp literature agilent com litweb pdf N5180 90059 pdf N5161A 62A 81A 82A 83A MXG Series A Signal Generators http cp literature agilent com litweb pdf...

Страница 44: ...truments Only Either Discard the board and send the instrument to a repair facility A new board will be installed then the instrument will be repaired and calibrated If the instrument is still under warranty you will not be charged for the new board or If you have another working instrument install the board into that instrument and erase the memory Then reinstall the board back into the non worki...

Страница 45: ...Option 009 only Remove the Solid State Drive from the instrument then send the instrument to a repair facility Indicate on the repair order that the Solid State Drive was removed and must be replaced When the instrument is returned reinstall the original Solid State Drive Table 10 2 Assembly Disposal Procedures Assembly Procedure ...

Страница 46: ...46 Procedure for Declassifying a Faulty Instrument ...

Страница 47: ...ication This Application Note may be obtained in PDF format from Greenliant Systems Ltd by contacting the company via their web site http www greenliant com contact_us 4 AT Attachment 8 ATA ATAPI Command Set ATA8 ACS INCITS Technical Committee T13 1699 D Revision 6a September 6th 2008 This standard may be downloaded in Acrobat PDF format from the INCITS T13 web site http www t13 org documents Uplo...

Страница 48: ...ttp cp literature agilent com litweb pdf E8251 90355 pdf MXG Series A ESG http cp literature agilent com litweb pdf N5180 90005 pdf 7 SCPI Programmers Reference Agilent Technologies Inc Specific to Signal Generator model MXG Series B EXG http cp literature agilent com litweb pdf N5180 90057 pdf MXG Series A http cp literature agilent com litweb pdf N5180 90004 pdf PSG http cp literature agilent co...

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