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14.

Frequently Asked Questions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

14.1

Telephony . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

14.2

DECT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126

14.3

LAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126

15.

Technical Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

Содержание 800

Страница 1: ...Aastra 800 Installing and Commissioning User Guide...

Страница 2: ...and design The following user guide will assist you in installing and commissioning your Aastra 800 and answer most of the questions that may arise If you require further technical support or informat...

Страница 3: ...nfiguration of Operating System 19 3 3 Installing the Software 20 3 4 Setup Troubleshooting 23 3 5 Licensing 24 3 6 LAN Integration 24 3 6 1 Configuring a Fixed IP Address 24 3 6 2 Deactivating Compet...

Страница 4: ...Finishing the Configuration 53 6 1 5 Saving and Loading the Configuration 53 6 2 Aastra 800 in Computer Networks 53 6 2 1 Introduction to TCP IP 54 6 2 2 LAN Factory Settings 55 6 2 3 Codes for IP Co...

Страница 5: ...one 7x IPC 79 7 5 1 Installation 80 7 5 2 Configuration 81 8 DECTover IP 82 8 1 Properties 82 8 1 1 DECT Base Stations 82 8 1 2 Features 83 8 2 Configuration 83 8 2 1 Synchronisation 85 8 2 2 Setting...

Страница 6: ...riant 114 12 1 Configuring the Multi Company Variant 115 12 1 1 Activating the Multi Company Variant 115 12 1 2 Configuring and Managing Companies 116 12 1 3 Assigning Users 116 12 1 4 Assigning a Bun...

Страница 7: ...5 14 Frequently Asked Questions 125 14 1 Telephony 125 14 2 DECT 126 14 3 LAN 126 15 Technical Specifications 127 Index 129...

Страница 8: ...6...

Страница 9: ...of the usual features of such communications systems Furthermore you can use additional options such as VoIP networking with distant communications systems or the integration with program systems whi...

Страница 10: ...over IP The Aastra 800 communications system supports the set up of a DECT network for mobile office communication To do so you use the DECT networking via VoIP DECTover IP Hooking up DECT over IP bas...

Страница 11: ...nd convenient telephony functions These include e g the OpenVoice and OpenAttendant digital voice memory and voice information systems You can optimize telephone communication using the team functions...

Страница 12: ...terminals ring if there are incoming external calls The password for the Administrator user is empty The system PIN is set at 0000 2 2 Authorisations The allocation of authorities regulates which fun...

Страница 13: ...Costs Phone Book Courtesy Service off off off Phone Book Entries personal 20 20 0 Edit central Dial in outgoing External Interna tional Interna tional Incoming only Immediate external line seizure Ex...

Страница 14: ...forwarding Call forwarding Call forwarding to extern Indicate call forwarding after time parallel Call forwarding for other user Prevent call forwarding by other user Connection External to external...

Страница 15: ...t none none none White list none none none Special list none none none Call filter none none none Manage intern call list Manage extern call list Manage busy call list System phones All keys locked Pr...

Страница 16: ...call diversions by other users are deactivated The telephone lock can be activated The terminal PIN is 0000 The white list black list and call filter are not preconfigured and therefore not active If...

Страница 17: ...web console from the PC where the Aastra 800 communica tions system is running http localhost Moreover you can open the web console via the LAN connection from another PC Multiple e mail account queri...

Страница 18: ...ut by accredited spe cialists Inappropriate repairs may damage them and render any warranty claims invalid Keep the packaging of terminals and accessories out of reach of children Note Please observe...

Страница 19: ...es generally provide less CPU capacity less RAM memory and less hard drive space than standard up to date PCs available in stores However standard store PC systems do not have specialized hardware com...

Страница 20: ...tem in case of error Be sure you do not use so called WinModems 3 D game graphic cards with poor quality drivers TV cards error prone removable media CDs DVD ROMs CD DVD burners or other similar items...

Страница 21: ...s the only system where access protection for Aastra 800 communications system files can be configured The Aastra 800 communications system generally uses the network configu ration managed by the Win...

Страница 22: ...Select the Advanced tab Under Performance click on the Settings button The Performance Options dialog opens In the Advanced tab activate the Adjust for best performance of Background services option...

Страница 23: ...s by activating the respective option in order to proceed 3 The next wizard steps allows you to disable the creation of a desktop icon to change the default program installation path or to disable the...

Страница 24: ...system has additional DHCP enabled LAN con nections and network adapters which triggers the mentioned warning Do not disable the Show more information option which displays the installation report if...

Страница 25: ...ill installed but hidden while the respective LAN con nection has no assigned MAC address These hidden network adapters can be ignored safely too Virtual Environment detected The Aastra 800 communicat...

Страница 26: ...so the Aastra 800 communications system generally uses the network functions of the operating system used In an existing LAN you usually already have the Internet Protocol IP for net working computer...

Страница 27: ...ick on the desired local area connection with the right mouse button Select the Properties command from the context menu 4 Select the General tab in the properties dialog Select the Internet Protocol...

Страница 28: ...sories Command Prompt command in the Windows start menu Enter ipconfig all and confirm with the enter key 3 6 2 Deactivating Competing Network Services The Aastra 800 communications system provides a...

Страница 29: ...querying the tele phone book TCP 6113 6116 internal administrative services TCP 7001 CSTA service TCP 8099 IP RFP system service for DECT over IP TCP 8100 IP_L2_REGM registration service for VoIP syst...

Страница 30: ...llowing steps To do so you must be logged on as a user with administrator rights 1 Select Software category in the Windows control panel 2 Click on the Add Remove Windows Components menu button Contro...

Страница 31: ...tive port number 3 6 3 Deactivating Firewall Software for protecting Internet communication Firewall supervises and blocks incoming as well as outgoing data traffic This can as well interfere with dat...

Страница 32: ...ote You should never connect an unprotected computer directly with the Internet Be sure to use an appropriate router for the Internet connection with an integrated Fire wall function When you use SIP...

Страница 33: ...deactivated in Windows XP The time service is by de fault only for querying the time Check the Windows time service function and configure it if necessary To do so you must be logged on as a user wit...

Страница 34: ...if you wish to operate SIP lines via SIP provider or external Q SIG IP bundles Because the Aastra 800 communications system uses the Windows operating system network functions you have to configure t...

Страница 35: ...ates the use of one Internet connection for multiple computers with just one valid IP address in one LAN Many inexpensive or older Internet access routers use what is referred to as symmetrical NAT Th...

Страница 36: ...the assigned IP addresses 2 In order to activate another LAN connection you must enter the assigned IP address in the hosts system file under the aastra800 name Select the Run command in the Windows...

Страница 37: ...configuration changes or data sets changed just before the power failure may be lost Note that a respective BIOS settings may prevent the PC system from restarting automatically if the power is resto...

Страница 38: ...alized by several programs which are running in the background These programs are controlled by a windows service named Aastra 800 Supervisor Service The windows service is active after the PC system...

Страница 39: ...onstituting of several execution threads thereby providing the functionality of the Aastra 800 communications system You can use the Aastra 800 Monitor to change the configuration of the Aastra 800 Su...

Страница 40: ...roubleshooting purposes it may be reasonable to check the Windows services configuration 1 Login to Windows as user with administration rights 2 Open the Windows control panel Navigate to the Performa...

Страница 41: ...ting on page 38 2 Right click the icon in the notification area of the task bar From the context menu select the Hide Aastra 800 Monitor command The Aastra 800 Monitor hides and is now always availabl...

Страница 42: ...800 commu nications system 1 The SoftBPX group box shows the current Status of the Aastra 800 communi cations system Status running This display indicates that the Aastra 800 communications system is...

Страница 43: ...system This command is only available if the Aastra 800 communications system is currently stopped 4 Click the Aastra 800 Login button to start the Windows standard web browser to display the web cons...

Страница 44: ...ration of the Aastra 800 communications system 1 The Program group box shows the current language setting of the Aastra 800 Monitor user interface Click the Change button to select another language se...

Страница 45: ...gure the start settings see Options Dialog starting on page 44 4 7 Program Dialog The Program dialog allows you to change the program settings of the Aastra 800 Monitor 1 In the Setup tab under the Pr...

Страница 46: ...ns 2 Activate the Autostart option to automatically start the Aastra 800 communi cations system during the Windows startup This is the recommended setting Deactivate this option to start the Aastra 80...

Страница 47: ...Unit to an IP Telephone The connector for the power supply unit is in the bottom of the telephone s casing and is indicated by the symbol 1 Plug the power supply unit s RJ45 jack into the socket provi...

Страница 48: ...ll need a plug in power supply unit no 4516000 in Britain operate only the AC adapter with the part no 4516001 to provide power The power supply unit is plugged into the last in the series of key exte...

Страница 49: ...eady connected to Aastra 800 Pull the telephone plug out of the socket before screwing the key extension onto it 1 Plug the key extension s RJ45 jack into the system telephone s RJ45 socket 1 2 Screw...

Страница 50: ...y with the DHSG standard connection via RJ45 jack The manufacturers Plantronics and GN Netcom make devices suitable for this purpose Alternatively you can connect a normal headset RJ11 jack using an a...

Страница 51: ...uration of the Aastra 800 configure users of the Aastra 800 and authorise them to use certain system services carry out further system maintenance use PC supported telephony functions read out call ch...

Страница 52: ...ff entitled to use the services of the Aastra 800 with their names departments and the internal call numbers you want to allocate to them For Internet access the Internet service provider access data...

Страница 53: ...dministrator password for the initial configuration leave this box blank 4 Confirm this by clicking on OK This puts all connected terminals into the Guest user group with restricted user rights In thi...

Страница 54: ...ptions dialog box Se lect the Connections register and deactivate the Proxy Server You will find notes on using the Configurator and in the online help Click on Help in the menu bar or click on TOC to...

Страница 55: ...bles For further information refer to the online help documentation under the topic System Data backup 6 2 Aastra 800 in Computer Networks One of the outstanding features of the Aastra 800 is the inte...

Страница 56: ...re not unique world wide IP enables the establishment of connections via one or more intermediate sta tions The decision whether to connect directly or indirectly to the partner device depends on the...

Страница 57: ...elephones Set IP Address H 182 Z system PIN Z www Z xxx Z yyy Z zzz Set NET Mask H 183 Z system PIN Z www Z xxx Z yyy Z zzz Example Enter H 182 0000 192 168 99 254 If required initiate a system restar...

Страница 58: ...terminals can also display information such as the sender or the subject of the e mail E mail accounts are configured in the Configurator User Manager E Mail Accounts menu 6 2 5 Receiving System Messa...

Страница 59: ...lowable size for a MoH file is 640 KB approx 80 sec play time If a larger file is loaded then this will be truncated and thereby will also only be played for 80 seconds The MoH capacity can be subdi v...

Страница 60: ...tegrating the two communication networks into a single communications network can provide considerable savings The Aastra 800 gives users all the features of system telephony through its use of an IP...

Страница 61: ...refore always plan the use of VoIP in the Intranet together with your network adminis trator In order to avoid possible conflicts please also note the information under Fundamentals starting on page 6...

Страница 62: ...ser name Password and Phone No Click on Apply 4 To use the SIP account by default call up the page Telephony Trunks Route and select the route External trunk Under Bundle SIP trunks 1 select the SIP a...

Страница 63: ...ount on the SIP telephone 3 An internal SIP telephone can be operated with a dynamically assigned IP address If the SIP telephone has its own Web interface for example a static IP address can be pract...

Страница 64: ...e guarantees a fixed data rate as long as the connection exists In an IP based data network the data rate and propagation delay can vary Short term bottlenecks or retransmission due to errors may be t...

Страница 65: ...r voice data packets should be used Longer voice data packages are generally used for SIP telephony over the Internet The following table provides an overview of the required bandwidth for a tele phon...

Страница 66: ...educe voice quality The duration of the recording and not the data packet s byte count is relevant in making this selection Duration 30 ms optimal transmission Duration 40 60 ms one quality level depr...

Страница 67: ...et packets Layer 2 switching avoids collisions Modern switch components also evaluate the TOS byte of IP packets thereby providing the optimal prerequi sites for VoIP telephony Note The Aastra 800 use...

Страница 68: ...y in some circumstances For example when accepting a call on an IP telephone headset users should wait about one second before answering 7 3 SIP Telephony The SIP Internet Session Initiation Protocol...

Страница 69: ...simultaneously using a single SIP account A SIP connection causes constant Internet data traffic so do not use SIP with Internet access which is paid for according to the time used RTP call data is a...

Страница 70: ...addresses for the registrar and the STUN server under SIP provider Under SIP trunks enter the information for an existing SIP account such as the user name password assigned call number and the maxim...

Страница 71: ...e refer to the Help on the Telephony Devices VoIP Phones page and the following notes when configuring SIP subscribers The REGISTER SIP message must be sent to the IP address of the Aastra 800 using t...

Страница 72: ...ones Please also note the corresponding information in the OpenCom 100 Operation on Standard Terminals user guide Alongside code number procedures SIP subscribers can also use a series of func tional...

Страница 73: ...n be integrated into CTI applications The older VoIP system telephones OpenPhone 63 IP and OpenPhone 65 IP can still be used 7 4 1 Device Properties The VoIP system telephones offer the following spec...

Страница 74: ...eway function A VoIP system telephone can also be operated without a permanent con nection to the communications system for example via an on demand RAS connection Signalling data for call control cal...

Страница 75: ...e VoIP system telephone s RJ45 con nector Switch on the power supply Verify the correct start procedure on the display 7 4 3 LAN DHCP Server If the LAN already uses a DHCP server to configure workstat...

Страница 76: ...800 and all connected VoIP system telephones 7 4 4 Start Procedure It may sometimes be useful to understand a VoIP system telephone s start pro cedure Examples A complex DHCP address assignment preven...

Страница 77: ...The loaded operations software is started 4 The operations software sends a DHCP request on the broadcast address 255 255 255 255 The VoIP system telephone now receives an IP address network mask and...

Страница 78: ...The operations software provided via TFTP must match the type of device and communications system You may also need to configure BOOTP DHCP and TFTP servers for the VoIP system telephone 7 4 5 Local...

Страница 79: ...tion to establish a broadcast connection via UDP Broadcast You have to select this type of connection if the VoIP system telephone has not yet been assigned an IP address IP broadcasts cannot be trans...

Страница 80: ...ease note If you are operating multiple network cards with active IP configuration in your PC this may mean that the loading of configuration data fails First you deactivate additional net work cards...

Страница 81: ...ission and VoIP data transmission can be separated using this method Activate the yes option and enter the desired IP Phone VLAN ID for the VoIP data trans mission Enter a value ranging from 1 4094 Da...

Страница 82: ...erate it with the Aastra 800 Unit licenses enabling the simultaneous operation of a certain number of Aastra 277xip OpenPhone 7x IPC s are available The licenses are activated in the Aastra 800 s Conf...

Страница 83: ...ed in the Configurator on the Telephony Devices VoIP Phones page 3 Confirm with OK Notes VoIP system telephony requires an active IP connection to a workstation com puter If a Firewall is installed fo...

Страница 84: ...CT Base Stations DECT base stations can be connected to the Aastra 800 via network TCP IP These DECT base stations are available RFP 32 Access via shielded CAT5 Ethernet cable STP cable Shielded Twist...

Страница 85: ...verted into DECT voice data by the base station The base stations support the VoIP codecs G 711 uncompressed as well as G 729 compressed 8 2 Configuration One of the DECTover IP base stations that is...

Страница 86: ...base station which does not have WLAN function as your DECTover IP Manager Create a separate entry for each DECTover IP base station and for the DECTover IP Manager on the Telephony Devices DECTover I...

Страница 87: ...current connections to be terminated You can operate a DECT network consisting of several remote locations clusters A cluster is a number of DECT base stations that operate synchro nously with each o...

Страница 88: ...se stations in theAastra 800 s Configurator Go to the DECTover IP Manager s Web Configurator 2 On the WLAN Profiles page configure at least one set of settings see below under Setting up a WLAN Profil...

Страница 89: ...the desired WLAN Profile and activate the Profile Active option Enter a SSID Service Set Identifier wireless network identification to identify a network This network identification is transmitted at...

Страница 90: ...ws XP operating system from ServicePack2 or higher on your computer you can use the WPA v 2 setting For standard operation select the Pre Shared Key option Enter a password in the Value input field an...

Страница 91: ...FTP protocols For the DHCP function to be available the DECT over IP base station must be able to reach the Aastra 800 via a Broadcast In the case of a remote location this kind of access via a VPN co...

Страница 92: ...nfiguration Activate the Use local configuration option and enter the required details into the IP Address Subnet OMM IP Address and PBX IP Address input fields IP Address Static IP address of the DEC...

Страница 93: ...TP File Name setting on the default setting ram ip_tel ip_rfp cnt 5 For a remote location the Aastra 800 s LAN will usually be accessed via a VPN router Click on Add Parameter select the option Router...

Страница 94: ...stra 800 All settings that affect the configuration of PBX networking can be found in the Configurator menu Telephony Trunks and in the Telephony Settings dialog under QSIG linking Refer also refer to...

Страница 95: ...y from terminal to terminal via the RTP protocol In certain cases for example when an incoming external call is placed via multiple TK systems one or more RTP proxies may be used to forward the connec...

Страница 96: ...connection to PBX 3 which is assigned to the E bundle Note A line or a bundle cannot be seized directly It is al ways performed indirectly via a route 9 2 2 Routes A route is a group of bundles enabl...

Страница 97: ...e and the criteria business or private call booking numbers for evaluating call data 9 2 3 Numbering A user can seize a particular route by pre dialling a specific code digit With this open numbering...

Страница 98: ...ime in the Configurator menu System Info Telephony Trunks You should check this in particular after making changes to a configuration to see whether all the lines used for system networking are operab...

Страница 99: ...PBX Networking Technical Details 97 bundles for this route change the Prefix for dest call number at incoming internal setting to 5 for this bundle in order to enable the route to be reseized...

Страница 100: ...hone 7x product line because only these have the required features 10 1 1 Explanation of Keys The team functions are programmed on the call keys of the OpenPhone 6x Aastra 677x OpenPhone 7x telephones...

Страница 101: ...n programmed with the same number For example the team key with the number 11 calls all trunk keys with the number 11 Busy key The purpose of a busy key is to make the busy status of other sub scriber...

Страница 102: ...all numbers for managing central communi cation tasks for example customer support If the call numbers of the support department are assigned to trunk keys on all of its terminals then all members of...

Страница 103: ...ip OpenPhone 73 IP system telephone and the executive has two one of which is used as a parallel tel ephone in a sofa suite Example executive secretary team Line Seizure The secretary can be reached o...

Страница 104: ...alls to one s own call number are signalled acousti cally on the following telephones Call number 11 on the secretary s telephone Call numbers 10 and 12 on the executive s telephone Calls for the othe...

Страница 105: ...programmed as a trunk key on his telephone On the other telephones in the team this call number is programmed as a team key e g TK 10 on Johnson s and Smith s telephones The team members can thus see...

Страница 106: ...nfiguration within a department in which calls are to be managed quickly e g support department Each team member has one Aastra 6773ip OpenPhone 73 IP system telephone with all call keys programmed as...

Страница 107: ...on keys refer to the OpenPhone 61 63 65 or OpenPhone 71 73 75 user guide Line Busy Indication If a line is busy e g TrK 11 Johnson the trunk keys on the other team telephones will indicate this Call S...

Страница 108: ...assumption here is that most calls will go to the respective first call numbers and team members can thus help each other out by answering one another s calls On each telephone it is possible to togg...

Страница 109: ...g Transfer and Conference in the OpenPhone 61 63 65 or OpenPhone 71 73 75 user guide Line Busy Indication If a line is busy e g TrK 10 on Miller s telephone the appropriate team key will indicate this...

Страница 110: ...e Aastra 6775ip OpenPhone 75 IP system telephone additional calls are sig nalled by a brief tone in the loudspeaker and in the display If calls are in the queue a number at the beginning of the second...

Страница 111: ...ill hear a central welcoming text for example Here is company XYZ You will be immediately con nected The function Announcer at busy can be set in the Telephony Call Dis tribution Incoming or Telephony...

Страница 112: ...synchronised to each other When a call to the number of the hunt group arrives the call enters all parallel queues If a call from one of the queues is answered it is removed from all other parallel q...

Страница 113: ...s a call forwarding immediately to the telephone number of the mobile OpenPhone 27 in the menu Call diversion Divert phone Immediately Use Incoming calls are routed to the Aastra 6775ip OpenPhone 75 I...

Страница 114: ...ion Incoming or Telephony Call Distri bution Incoming DDI route all incoming calls to the number of the hunt group In the Configurator create a new group called Operators under User Manager User group...

Страница 115: ...the queue is If attendants leave the station they sign off from the hunt group by means of a feature key In contrast to Example 1 further calls do not have to be processed after the sign off as the c...

Страница 116: ...ssible to configure the Aastra 800 for each company and define the extent to which the features of the system may be used In brief the features of the multi company variant are as follows Up to five c...

Страница 117: ...116 4 In order that the Aastra 800 can transfer incoming calls to the corresponding company or its staff correctly the existing bundles must be uniquely assigned to the companies see Assigning a Bund...

Страница 118: ...g boxes in which company specific settings can be defined In this menu a company can be deleted again using the command Delete If a company is deleted which is still used at other places in the user g...

Страница 119: ...nies is done in the Telephony Trunks Bundle menu The assignment of bundles to companies is done in the Telephony Trunks SIP Trunks For outgoing external calls which users set up via the lines of their...

Страница 120: ...for this company 12 2 Working with the Multi Company Variant All the features of the Aastra 800 which the users may already be familiar with from the single company variant are available in the multi...

Страница 121: ...authorisation is useful if members of this group e g the Administrators service the entire system Foreign telephone books can only be edited in the Configurator in the Phone Book menu The number of e...

Страница 122: ...TAPI Telephony Application Programming Interface you can operate a CTI application Computer Telephony Integration Here the CTI application uses the services of the Aastra 800 with the help of the TAPI...

Страница 123: ...a 800 Using the button you can search for this in the LAN In the boxes Username and Password you enter the user data of one of the users configured on the Aastra 800 This user must be allocated a syst...

Страница 124: ...pecially adapted for the Aastra 800 Each time the work station computer is restarted this browser program can automatically start and log you in This means that the applications are always operational...

Страница 125: ...t the Install Wizard 4 Run a functionality test To do this start the NetMeeting program Click on the call button Under Address enter the IP address or DNS host name of a external station Confirm your...

Страница 126: ...dress of the Aastra 800 It is not necessary to log in to the LDAP server Click twice on Next Then click on Finish 4 Check the function In the Edit menu call up the Find People command The Find People...

Страница 127: ...phones Check whether a user is configured for the telephone Otherwise the settings of the Guests user group are valid for the telephone To standard this user group has no external call authorisation M...

Страница 128: ...r the LEDs for the switch and the PC s network card are indicating a connection To check whether there is a network connection with your Aastra 800 enter the ping IP address command in Run in the Wind...

Страница 129: ...aster Typical program installation 120 MB Basic licenses SIP trunks 1 IP system telephones 3 Aastra SIP telephones 3 Standard SIP telephones 3 Connectable devices IP System telephones Aastra 6773ip Op...

Страница 130: ...es DECTover IP base stations RFP 31 indoor RFP 33 outdoor RFP 41 indoor DECT WLAN 1 RFP 42 indoor DECT WLAN DECT system telephones 2 OpenPhone 28 outdoor IP54 OpenPhone 27 DECT Data OpenPhone 26 DECT...

Страница 131: ...n 49 Initial configuration 49 Preparation 50 Saving and loading the configuration 53 Starting the Web console 50 CSTA 8 CTI 8 D DECT over IP 8 82 DHCP 73 Direct call key 100 E E mail Accounts 56 Notif...

Страница 132: ...R Radio fixed part RFP see Base station 82 Routes 94 S Safety precautions 16 Setup logfile 22 SIP 66 External 60 66 Internal 60 68 SIP trunk lines 8 SIP DDI 8 T TAPI 8 120 TCP IP introduction 54 Team...

Страница 133: ...Index 131 Notes...

Страница 134: ...Index 132 Notes...

Страница 135: ......

Страница 136: ...Aastra DeTeWe GmbH Zeughofstra e 1 D 10997 Berlin www Aastra DeTeWe de As of 07 24 2008 Subject to changes...

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