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27 

SIP_STUN_KEEP_ALIVE_TIME defines in 
seconds how often keep-alives are 
sent in order to keep NAT bindings. 
If SIP_STUN_BINDTIME_DETERMINE is 
set, SIP_STUN_KEEP_ALIVE_TIME will be 
overruled and keep alives will be 
sent with a frequency of half of 
determined bindtime 

SIP_SIP_PORT 

5060 (default)  Local SIP port. Port used for first 

UA instance. Succeeding UA’s will get 
succeeding ports. 

SIP_RTP_PORT 

5004 (default)  First port used for RTP traffic. 

SIP_RTP_PORT_RANGE 

20 (default) 

Number of available RTP ports 

SIP_RTP_PRIORITY 

0 (default) 

Priority of RTP traffic based on the 
IP layer ToS byte. See RFC 1349 for 
details.  
Notice “cost bit” is not supported 
Bit 7..5 defines precedence.  
Bit 4..2 defines Type of Service.  
Bit 1..0 are ignored.  
Setting all three of bit 4..2 will be 
ignored 

SIP_SIP_PRIORITY 

0 (default) 

Priority of SIP call control 
signalling traffic based on the IP 
layer ToS byte. See RFC 1349 for 
details.  
Notice “cost bit” is not supported 
Bit 7..5 defines precedence.  
Bit 4..2 defines Type of Service.  
Bit 1..0 are ignored.  
Setting all three of bit 4..2 will be 
ignored 

 

Configuration file example: 

 

%SIP_STUN_ENABLE%:0 
%SIP_RPORT_ENABLE%:1 
%NETWORK_STUN_SERVER%:"stun01.sipphone.com" 

%SIP_STUN_BINDTIME_GUARD%:80 
%SIP_STUN_BINDTIME_DETERMINE%:0 

%SIP_STUN_KEEP_ALIVE_TIME%:90 
%SIP_SIP_PORT%:5060 

%SIP_RTP_PORT%:5004 
%SIP_RTP_PORT_RANGE%:20 

%SIP_RTP_PRIORITY%:0 
%SIP_SIP_PRIORITY%:0 

 

 

Содержание 5610

Страница 1: ...MITEL COMMUNICATIONS DIRECTOR PLATFORM AND 5000 COMMUNICATIONS PLATFORM ...

Страница 2: ... to incorporate such changes No part of this document can be reproduced or transmitted in any form or by any means electronic or mechanical for any purpose without written permission from Mitel Networks Corporation TRADEMARKS Mitel is a trademarks of Mitel Networks Corporation Windows and Microsoft are trademarks of Microsoft Corporation Adobe Acrobat Reader is a registered trademark of Adobe Syst...

Страница 3: ...ECT Stand 8 Assign an IP Address to the IP DECT Stand 8 Configure Handsets via IP DECT Stand Configurator Web Interface 9 Configure Handset from the Handset Display Menu 14 Change the Handset Display Name and PIN Code 16 IP DECT STAND CONFIGURATION NOTES 17 Operation Home 17 Setup VoIP Account 17 Setup Management Settings 17 Setup NAT RTP Settings 17 Setup IP Settings 17 Setup Pincode Settings 18 ...

Страница 4: ...s Administration 28 WEB Server Customization 29 Automatic DST Daylight Saving Time adjustment 30 Logs 32 SERVER BASED CONFIGURATION FILES 32 Handset Configuration File 35 Phonebook Configuration File 42 FEATURE SUPPORT 43 5610 Handset and IP DECT Stand Features 43 IP DECT Stand LED Indicators 44 Handset Registration 44 Two Line Support 44 Message Waiting Indication 44 Supervised Transfer 45 Unsupe...

Страница 5: ...Interactions 47 Call log 47 Personal Ring Group PRG 47 MAINTENANCE 47 Firmware Updates 47 Download the Firmware 47 Schedule Automatic Firmware Updates 47 Firmware Update Error Codes 48 Deregistering a Handset 49 Resetting the Stand to Default Settings 50 TROUBLESHOOTING 50 ...

Страница 6: ......

Страница 7: ...ns of this installation guide are provided for the MCD and 5000 CP What s New in This Release The PIN code default 0000 that users must enter to access the Settings menu for handset configuration can now be from 3 to 8 digits in length For hospitality environments you can apply the following system behaviors by enabling the new Hotel Option setting in Telephony Settings page of the of the IP DECT ...

Страница 8: ...multaneous calls can be handled per repeater Note that a conference established through the 5610 handset menus counts as two calls on a 5610 device Refer to the RTX4002 DECT Repeater Installation Guide for instructions on how to install the repeater and register it with the stand After registration is complete the LED on the repeater remains on solid While the repeater is supporting a call the LED...

Страница 9: ...to White White re register the handset with the stand White Black Handset is within range of the stand but is not configured to receive calls White White Handset is registered with the stand and configured correctly to receive calls 5610 Cordless Handset Feature Set This section lists the features available for the 5610 Cordless Handset and IP DECT stand product Call and telephony features o 8 han...

Страница 10: ...nvironments you can apply the following system behaviors Silent upgrades and resets Disable Call logging Prevent phonebook modification Other features o Graphical menu system o Auto answer when handset is lifted from charger o Separate charging cradle for handset o Hearing aid compatible o Key lock option o Selectable menu language o On hook dialing pre dial numbers before pressing off hook button...

Страница 11: ...et with the 5000 CP 5610 Cordless Handset Quick Reference Guide This guide provides instructions on how to use the features of the cordless handset There are separate versions of this guide for the MCD and 5000 CP Registration and Configuration After you have physically installed the IP DECT Stand to a Mitel IP Phone you must register the handsets with the IP DECT Stand You can then configure the ...

Страница 12: ...h either a Generic SIP Phone device type or a 5610 SIP device type the system automatically assigns it with SIP Device Capabilities index number 68 which contains the recommended SIP devices option settings If you assign a User PIN to the handset in the User and Device Configuration form record the PIN You will need to enter this User PIN when you configure the handset in the IP DECT Stand Configu...

Страница 13: ...ktop phones It is not supported on SIP devices and you cannot program it on a 5610 cordless handset Refer to the Ring Groups Personal and Handoff Personal Ring Groups topics in the Features book of the MCD System Administration Tool online help for programming instructions Configure for Suite Services Optional Suite Service provides the ability to group a number of telephone lines through intercon...

Страница 14: ... handset while a call is being supported on another handset because you will be unable to reset the stand Warning It takes approximately 30 seconds for a handset to register Once a handset has registered the default handset name appears in the display After you register the first handset and after you register each subsequent handset you must press the RESET button on the stand before it will acce...

Страница 15: ...um configuration required to set up the handsets 1 Press the Volume Up key on the side of the 5610 Cordless Handset to enter the system status display The display shows the MAC address of the handset and the IP address of the IP DECT Stand Note that the Boot Status of the handset is displayed as Failed Ignore the displayed boot status because it is not accurate 2 Record the IP address that is show...

Страница 16: ...n of a handset Refer to IP DECT Stand Configuration Notes on page 17 for additional details Figure 1 Example of Mitel IP DECT Stand Configurator Web Interface 8 In the left frame of the configurator web interface click VoIP Account 1 9 Enter the following information Leave the other fields at the defaults Field Setting Server is Local Yes Display Name Enter the name assigned to this handset If you...

Страница 17: ...mmed on the MCD system Account Mailbox Number Enter the directory number of the voicemail auto attendant Registrar Enter the IP Address or FQDN of the host MCD system Authentication Username Enter the handset directory number as programmed on the MCD system DTMF Signaling Set to RFC2833 If users are unable to connect to voicemail or to the Speak Ease auto attendant application try using Inband the...

Страница 18: ...hat are made to any of the accounts ring all handsets check all the boxes In the example below the grid is configured such that calls to Account 1 ring Handset 1 and Handset 2 Calls to Account 2 ring Handset 2 only and calls to Account 3 ring Handsets 1 and 3 ...

Страница 19: ...ermit conferencing Set the Match IPEI to Handset to Enable 14 Click SAVE CHANGES at the bottom of the screen 15 In the left frame of the configurator web interface click Time Settings Enter the hostname of a Time Server on the internet for example clock mitel com or pool ntp org Enter the time server refresh interval for example 255 Set the time difference between Greenwich Mean Time GMT and your ...

Страница 20: ...and press OK When prompted for a PIN code enter the PIN code default 0000 and then press OK 3 Record the IPEI for the handset ____________________________ 4 Press Back Select System settings and press OK When prompted for a PIN code enter the PIN code default 0000 and then press OK 5 Select Handset settings and press OK 6 Select Handset name and press OK 7 Enter the user name of the handset user u...

Страница 21: ...ctory number is blank in the User and Device Configuration form then the entry in this field is irrelevant Authentication name Enter the handset directory number as programmed on the MCD system Registrar Enter the IP Address or FQDN of the host MCD system 15 Save the information 16 Press Back repeatedly until you return to the System Settings menu 17 Select Time and Date and press OK 18 Select Tim...

Страница 22: ...ey 3 Select Handset settings and press OK 4 Select Handset name and press OK 5 Use the Erase key to delete the existing default name for example Handset 1 6 Enter the handset display name using the dial pad keys To enter spaces and special characters press Options and then press Insert symbols Ensure that the handset display name is the same as the name that appears in the User Configuration form ...

Страница 23: ...not align SIP registration errors can occur These errors are reported to the handsets and the users must clear the errors Given the periodic nature of SIP handset registrations these errors will continue to appear until the IP DECT stand and MCD programming are aligned Setup Management Settings The Management Settings options allow you to define the firmware upgrade policies Firmware is provided v...

Страница 24: ...o be used for Handset Name Enter the display name for this handset IPEI for Handset Enter the IPEI information for each handset Set the option to Match IPEI to handset to Enable in environments where stand signals may overlap such as hospitality These settings prevent handsets from registering to the wrong base stand DND Do Not Disturb Set Do Not Disturb to Disabled If users require the ability to...

Страница 25: ...red to prevent handset stand interference This is only required in scenarios where deployments can overlap stand signals Hotel Mode Enable this option to modify the system behavior to suit hospitality environments Enabling this option applies the following changes Suppresses tones and screens illuminations during upgrades and resets Tones and screen illuminations are prevented to avoid disturbing ...

Страница 26: ...stand does not support the use of the DATE header in the SIP REGISTER message to provide the time and date information The system requires the use of an NTP server MCD 4 1 system software supports an internal NTP server Use the NTP server date and time zone settings in the on the MCD to set the IP DECT Stand date and time zone ...

Страница 27: ... select the desired call when more than one is active Options VoIP Line Allows the end user to display the account name of the handset OK Contacts Allows the user to display a list of contacts OK Settings Provides user with access to the administration options Access to most of these options requires that you enter a PIN code OK Messages Dials the voicemail number programmed in the VoIP Account of...

Страница 28: ...ult Primary DNS static IP mode NETWORK_WAN_SETTINGS_DNS1 0 0 0 0 default Secondary DNS static IP mode NETWORK_WAN_SETTINGS_DHCP 1 default IP mode dynamic 1 static 0 Configuration file example NETWORK_WAN_SETTINGS_IP 0x00000000 NETWORK_WAN_SETTINGS_SUBNET_MASK 0xFFFF0000 NETWORK_WAN_SETTINGS_GATEWAY 0x00000000 NETWORK_WAN_SETTINGS_DNS1 0x00000000 NETWORK_WAN_SETTINGS_DNS2 0x00000000 NETWORK_WAN_SET...

Страница 29: ...BOOT_SERV ER 0 3 0 Option 66 1 Custom 2 Static 3 Custom Option 66 default NETWORK_DHCP_CLIENT_BOOT_SERV ER_OPTION 154 255 When the boot server parameter is set to Custom this parameter specifies the DHCP option number in which the phone will look for its boot server default 160 NETWORK_DHCP_CLIENT_BOOT_SERV ER_OPTION_DATATYPE 0 1 0 IP Address 1 String default VLAN Tagging If you specify a VLAN ID ...

Страница 30: ...is address SUBSCR_0_SIP_UA_DATA_SIP_NAME String max 36 characters The part before domain name like in sip sip user name rtx dk SUBSCR_0_UA_DATA_DISP_NAME String max 20 characters Name displayed for called party SUBSCR_0_SIP_UA_DATA_SIP_NAME _ALIAS String max 13 characters Account alias presented to the user in the handset menus SUBSCR_0_UA_DATA_AUTH_NAME String max 36 characters Usually the same a...

Страница 31: ...lowed values are bitfield 1 Voice server bin 00000001 2 EMS bin 00000010 4 Infopush server bin 00000100 SRV_0_SIP_UA_DATA_SERVER_IS_L OCAL SRV_0_SIP_UA_DATA_REREG_TIME 3600 default Specifies the time between re registration at reg server Time in seconds SRV_0_SIP_UA_DATA_PROXY_PORT SRV_0_DTMF_SIGNALLING 0 default Specifies how to transmit DTMF signalling 0 In band generation 1 SIP Info 2 RTP Named...

Страница 32: ..._STUN_ENABLE 1 default Defines whether Network Address Translators should be detected and bypassed by means of STUN 1 enabled default 0 disabled SIP_RPORT_ENABLE 0 default Defines whether rport should be used in sip messages 1 enabled 0 disabled default NETWORK_STUN_SERVER String max 32 characters Name of STUN Server SIP_STUN_BINDTIME_GUARD 80 default If stun is enabled this value specifies in sec...

Страница 33: ...ayer ToS byte See RFC 1349 for details Notice cost bit is not supported Bit 7 5 defines precedence Bit 4 2 defines Type of Service Bit 1 0 are ignored Setting all three of bit 4 2 will be ignored SIP_SIP_PRIORITY 0 default Priority of SIP call control signalling traffic based on the IP layer ToS byte See RFC 1349 for details Notice cost bit is not supported Bit 7 5 defines precedence Bit 4 2 defin...

Страница 34: ...hree most significant bits are reserved for future use Currently the values are ignored The default value is 0x00 disabling pin code protection on all the settings The popup in idle mode announcing new firmware will not be displayed when the system settings menu is pin code protected and the popup shown when NAT provisioning fails will not be displayed when the internet settings menu is pin code p...

Страница 35: ...zed with Title login credentials and also sub pages may be individually disabled The following parameters are used to configure access to the internal web server Name Possible values Description LOCAL_HTTP_SERVER_TEMPLATE_TITLE String max 35 characters String defining the headline and title in the top of the browser on the internal webserver page Illustrated on Figure 2 LOCAL_HTTP_SERVER_TEMPLATE ...

Страница 36: ...ht Saving Time adjustment DST handling can be handled manually or automatically If manual configuration is chosen the user can change the setting from the handset MMI or it can be set in the configuration files Automatic handling of DST allows flexible definition of the DST start and end time Default values will enable automatic DST for North America ...

Страница 37: ...rt month default 10 October DST_STOP_DATE 1 31 DST start date Not used if FixedDayEnable is set to FALSE default 1 DST_STOP_TIME 0 23 DST start time Default 2 DST_STOP_DAY_OF_WEEK 1 7 1 Sunday Default 1 DST_STOP_WDAY_LAST_IN_MONTH 0 1 0 Stop day of week first in month 1 Stop day of week last in month Default 1 Example configuration European CET configuration for DST start last Sunday in March and ...

Страница 38: ...le uploads Possible values for VOIP_LOG_AUTO_UPLOAD are VOIP_LOG_AUTO_UPLOAD Description 0 Automatic upload is disabled default 1 Only upload the boot log 2 Continuously upload log files Server Based Configuration Files You can configure the handsets and the handset phonebooks using configuration files handset MAC address cfg Example 08000f44b969 cfg configures the handset settings phonebook csv p...

Страница 39: ...es will be recognized by the server The recognized devices will receive a configuration file which redirects the phone to the correct configuration server address Refer to Figure 4 Note Optionally security can be ensured by encryption of the configuration file as well as server side authentication by username and password may be utilized Configuration files can be encrypted with a software utility...

Страница 40: ...Configuration and Administration Guide 34 Figure 4 Installation Process Using Configuration Server Figure 5 Example of Handset Configuration file on TFTP server ...

Страница 41: ...A_4 CLIR_CODE_ENABLE_UA_5 0 CLIR_PREFIX_UA_5 CLIR_CODE_ENABLE_UA_6 0 CLIR_PREFIX_UA_6 CLIR_CODE_ENABLE_UA_7 0 CLIR_PREFIX_UA_7 GMT_TIME_ZONE 7 FWD_ON_BUSY_ACT_1 FWD_ON_BUSY_DEACT_1 FWD_ON_NO_ANSWER_ACT_1 FWD_ON_NO_ANSWER_DEACT_1 FWD_UNCOND_ACT_1 FWD_UNCOND_DEACT_1 PLAY_INBAND_DTMF 1 AUTOMATIC_SYNC_CLOCK 1 AC_CODE CALL_GROUPS1 2 CALL_GROUPS2 4 CALL_GROUPS3 8 CALL_GROUPS4 16 CALL_GROUPS5 32 CALL_GRO...

Страница 42: ...E 2 DST_FIXED_DAY_ENABLE 0 DST_START_MONTH 3 DST_START_DATE 1 DST_START_TIME 2 DST_START_DAY_OF_WEEK 1 DST_START_WDAY_LAST_IN_MONTH 2 DST_STOP_MONTH 11 DST_STOP_DATE 1 DST_STOP_TIME 2 DST_STOP_DAY_OF_WEEK 1 DST_STOP_WDAY_LAST_IN_MONTH 0 FWD_ON_BUSY_ACT_2 FWD_ON_BUSY_DEACT_2 FWD_ON_NO_ANSWER_ACT_2 FWD_ON_NO_ANSWER_DEACT_2 FWD_UNCOND_ACT_2 FWD_UNCOND_DEACT_2 FWD_ON_BUSY_ACT_3 FWD_ON_BUSY_DEACT_3 FWD...

Страница 43: ..._NO_ANSWER_ACT_8 FWD_ON_NO_ANSWER_DEACT_8 FWD_UNCOND_ACT_8 FWD_UNCOND_DEACT_8 HOTEL_MODE 1 ENABLE_ENHANCED_IDLE_SCREEN 0 COUNTRY_VARIANT_ID 18 Emergency Primary Line EMERGENCY_PRIMARY_PORT 1 0 PST 1 VOIP1 8 VOIP8 HANDSET_1_NAME Test 1 HANDSET_2_NAME Test 2 HANDSET_3_NAME Test 3 HANDSET_4_NAME Test 4 HANDSET_5_NAME HANDSET_6_NAME HANDSET_7_NAME HANDSET_8_NAME HANDSET_1_CW 1 HANDSET_2_CW 1 HANDSET_3...

Страница 44: ..._SERVER_OPTION 160 NETWORK_DHCP_CLIENT_BOOT_SERVER_OPTION_DATATYPE 1 LOCAL_HTTP_SERVER_TEMPLATE_TITLE Mitel IP DECT Stand Configurator LOCAL_HTTP_SERVER_AUTH_NAME admin LOCAL_HTTP_SERVER_AUTH_PASS LOCAL_HTTP_SERVER_ACCESS 61439 CODEC_SILENCE_SUPPRESSION 0 SRV_0_SIP_UA_DATA_DOMAIN 10 112 87 127 SRV_0_SIP_URI_DOMAIN_CONFIG 0 SRV_0_SIP_UA_DATA_SERVER_PORT 5060 SRV_0_SIP_UA_DATA_SERVER_IS_LOCAL 0 0 no...

Страница 45: ...SRV_5_SIP_URI_DOMAIN_CONFIG 0 SRV_5_SIP_UA_DATA_SERVER_PORT 5060 SRV_5_SIP_UA_DATA_SERVER_IS_LOCAL 0 SRV_5_SIP_UA_DATA_REREG_TIME 600 SRV_5_SIP_UA_DATA_PROXY_ADDR SRV_5_DTMF_SIGNALLING 2 SRV_5_SIP_UA_CODEC_PRIORITY 0 1 2 4 255 SRV_6_SIP_UA_DATA_DOMAIN SRV_6_SIP_URI_DOMAIN_CONFIG 0 SRV_6_SIP_UA_DATA_SERVER_PORT 5060 SRV_6_SIP_UA_DATA_SERVER_IS_LOCAL 0 SRV_6_SIP_UA_DATA_REREG_TIME 600 SRV_6_SIP_UA_D...

Страница 46: ...R_3_UA_DATA_DISP_NAME Test 4 Display name for Caller ID SUBSCR_3_SIP_UA_DATA_SIP_NAME_ALIAS Account 4 Alias name for Phone UI SUBSCR_3_SIP_UA_DATA_VOICE_MAILBOX_NAME 56114 Mailbox Name SUBSCR_3_SIP_UA_DATA_VOICE_MAILBOX_NUMBER Mailbox Number SUBSCR_3_UA_DATA_AUTH_NAME 56114 Auth User ID SUBSCR_3_UA_DATA_AUTH_PASS Auth password Registration 5 SUBSCR_4_SIP_UA_DATA_SIP_NAME SIP name SUBSCR_4_UA_DATA_...

Страница 47: ...IME_GUARD 80 SIP_STUN_BINDTIME_DETERMINE 1 SIP_STUN_KEEP_ALIVE_TIME 90 SIP_SIP_PORT 5060 SIP_RTP_PORT 5004 SIP_RTP_PORT_RANGE 20 FWU_TFTP_SERVER_PATH TFTP Root Config subdir to find firmware updates SIP_RTP_PRIORITY 0 TRACE_MODE 1 CONFIGURATION_FILE_FLAG 1 MANAGEMENT_TRANSFER_PROTOCOL 0 0 TFTP 1 HTTP MANAGEMENT_PASSWORD MANAGEMENT_UPLOAD_SCRIPT TFTP Root log Conf ENABLE_SIP_MESSAGE_ENCRYPTION 1 NE...

Страница 48: ...onfiguration file using Microsoft Excel 1 Open the Excel application 2 Enter the names and numbers of the phonebook entries in separate columns of the Excel workbook For example 3 Save the Excel file as a comma separated file csv 4 Copy the phonebook csv file to the tftp or http file server The next time that the stand polls the tftp server it detects the new phonebook csv file and downloads it to...

Страница 49: ...on The stand provides the following call features which are recommended for use Supervised Transfer Unsupervised Transfer Conference Conference Split Call Swap Call Waiting The stand also has the following call features which are not recommended due to undesirable interactions Note that these features exist on the MCD and can be configured and activated using the PBX feature access codes Call Forw...

Страница 50: ...failure scenarios Registration failures are reported to all handsets which causes periodic display interruptions to provide the failure notifications The user must then clear the display each time Two Line Support The 5610 handset and stand allow two calls to originate from the handset in order to provide transfer and conference capabilities The MCD must be programmed to match this configuration s...

Страница 51: ...e to Conference Swap or Transfer the call If the user selects transfer a supervised transfer is performed Unsupervised Transfer While on a call the Hold soft key can be pressed to place the active call on hold The options soft key can then be selected and the user can select transfer and dial another number This will cause an immediate or blind transfer Conference When the handset is involved in a...

Страница 52: ...ll If the user selects swap the user is then connected to the original calling party and the most recent party is in held state Call Waiting While on a call the 5610 if a new call is presented to the device the handset will provide a notification tone and present the incoming caller identification on the display If call waiting is disabled no notification if provided to the user MCD Supported Feat...

Страница 53: ...e tftp server and then downloads them to all handsets that are associated with the stand You must configure the stand via the Configurator web interface to poll check your tftp server for new firmware You can configure the stand to poll the tftp server every day at a specific time absolute schedule or on a regular basis for example every hour relative schedule Download the Firmware 1 Access www mi...

Страница 54: ...bsolute Frequency for relative searching for new software If you select the Relative polling method this is the time interval in seconds between each poll Seconds 3600 every hour Hour for absolute searching for new software If you select the Absolute polling method enter the time of day in hours and minutes when you want the poll to occur Enter the hour using a 24 hour clock 0 23 Hour 2 2 am Minut...

Страница 55: ...DirFile The downloaded DirFile is of an unknown format This could indicate that the IP DECT Stand is downloading firmware from a wrong folder on the firmware update server Code 11 Server name lookup failed The DNS server cannot determine the IP address for the provided firmware update server Code 12 Authentication failed The HTTP request for the DirFile or firmware files failed with a HTTP 1 1 401...

Страница 56: ...e Perform a normal reset by pressing the RESET button for 2 to 3 seconds to register the handset Cannot log in to the internal web interface Reset the username and password to the default values by resetting the IP DECT stand To reset the stand press and hold the RESET button for great than 10 seconds The defaults are username admin password admin Unknown SIP Account If this error message appears ...

Страница 57: ...ou re register a previously functioning handset with a new name the handset will display its account number for example Account 1 after registration You must active the handset display for example by going off hook before the display is updated with the new name Users unable to connect to voicemail If users are unable to connect to voicemail or to the Speak Ease auto attendant application the voic...

Страница 58: ...Configuration and Administration Guide 52 ...

Страница 59: ......

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