OpenVox VS-EIU-100X Series User Manual Download

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VS-EIU-100X User Manual

Proprietary and Confidential to OpenVox Communication Co.,Ltd

Figure 7-5-3 Get system location

After the rest field has been filled, then verify it. Click

Operations

GET

to get the value of system

location and it returns the value which we just set.

(2). Set SNMP parameters via SNMP MIB browser. For example, set the system name. system name is
“dgw100x” by default, then set it as “VoIP gateway”. See figure 7-5-4.



Click

Operations

GET

to attain the current system name.



Fill the field of

Set Value

with “VoIP gateway”.



Click

Operations

SET

to set the system name.



Click

Operations

GET

to attain the modified system name.

Summary of Contents for VS-EIU-100X Series

Page 1: ...VS EIU 100X User Manual Proprietary and Confidential to OpenVox Communication Co Ltd 1 VS EIU 100X Series User Manual ...

Page 2: ...ng 6 A Baoneng Science and Technology Industrial Park Longhua New District Shenzhen Guangdong China 518048 Tel 86 755 82535461 82535095 82535362 Fax 86 755 83823074 Business Contact sales openvox cn Technical Support support openvox com cn Business Hours 09 00 18 00 GMT 8 from Monday to Friday URL www openvox cn Thank You for Choosing OpenVox Products ...

Page 3: ...t recipients without the express written consent of OpenVox Inc Disclaimer OpenVox Inc reserves the right to modify the design characteristics and products at any time without notification or obligation and shall not be held liable for any error or damage of any kind resulting from the use of this document OpenVox has made every effort to ensure that the information contained in this document is a...

Page 4: ...MAIN FEATURES 9 1 5 PHYSICAL INFORMATION 10 1 6 SOFTWARE 10 2 SYSTEM 11 2 1 STATUS 11 2 2 CALL STATUS 12 2 3 TIME 12 2 4 LOGIN SETTINGS 13 2 5 GENERAL 14 2 5 1 Language Settings 14 2 5 2 Scheduled Reboot 14 2 6 TOOLS 15 2 6 1 Reboot Tools 15 2 6 2 Update Firmware 15 2 6 3 Upload and Backup Configuration 15 2 6 4 Restore Configuration 16 2 7 SYSTEM INFORMATION 16 3 T1 E1 17 3 1 GENERAL 17 ...

Page 5: ...ndpoints 28 4 1 2 Main Endpoint Settings 28 4 1 3 Advanced Registration Options 30 4 1 4 Call Settings 30 4 1 5 Advanced Timer Settings 31 4 1 6 Advanced Signaling Settings 31 4 2 IAX2 ENDPOINT 32 4 3 ADVANCED SIP SETTINGS 34 4 3 1 Networking 34 4 3 2 Advanced NAT Settings 35 4 3 3 Advanced RTP Settings 36 4 3 4 Parsing and Compatibility 36 4 3 5 Security 37 4 3 6 Media 38 4 3 7 Codec Settings 38 ...

Page 6: ... 7 3 ASTERISK FILE EDITOR 51 7 4 AUTO PROVISIONING 52 7 4 1 Preparation 52 7 4 2 Configuring gateway 53 7 4 3 Configuring ACS 54 7 4 4 Provisioning example 56 7 5 SNMP 59 7 5 1 Parameters in SNMP setting 60 7 5 2 Activating SNMP 60 7 5 3 Verify SNMP 61 7 6 TR069 63 7 7 NETWORK CAPTURE 64 8 LOGS 66 8 1 LOG SETTINGS 66 8 2 SYSTEM LOG 68 8 3 ASTERISK LOGS 69 8 4 CALL STATISTICS 69 8 5 SYSTEM NOTICE 7...

Page 7: ...th friendly GUI users may easily setup their customized Gateway Also secondary development can be completed through AMI Asterisk Management Interface It is developed with a wide selection of codecs and signaling protocol including G 711A G 711U G 729 G 722 G 723 and GSM It supports PRI SS7 R2 protocol OpenVox T1 E1 Gateway has good processing ability and stability and we provides 1 2 4 T1 E1 inter...

Page 8: ... 100X User Manual Proprietary and Confidential to OpenVox Communication Co Ltd 8 1 3 Product Appearance The picture below is appearance of VS EIU 1004 Figure 1 3 1 Product Appearance Figure 1 3 2 Front Panel ...

Page 9: ...hold for 4 5 seconds the device will restore factory configuration 4 HDD Boot detection Green Off when system is running 5 PBN Press shutdown button for 8 seconds the device will force shutdown 6 PWR Power Status indicator Green On Power is on Off Power is off 7 Uart Useless 8 VGA VGA monitor connector 9 UBS USB interface 10 Eth Network interface 1 4 Main Features Based on Asterisk Editable Asteri...

Page 10: ...ems to remote sites over private VoIP links Connect IP PBX systems to legacy TDM services 1 5 Physical Information Table 1 5 1 Description of Physical Information Weight 377 g Size 12cm 6 4cm 1 8cm 2U module Temperature 40 85 C Storage 0 70 C Operation Operation humidity 5 95 non condensing Max power 20 W LAN port 1 WAN port 2 1 6 Software Default IP 172 16 100 1 WAN 192 168 100 1 LAN Username adm...

Page 11: ...ure 2 1 1 System Status Table 2 1 1 Description of System Status Options Definition Interface Status Show the status of port include OK and Down Down means no trunk line connected OK means the trunk line of port is available Channels Status Show the Channels status of port include Idle Busy Disable and S channel Idle means it is available Busy means the channel is busy Disable means it is unavaila...

Page 12: ...ne The world time zone Please select the one which is the same or the closest as your city POSIX TZ String Posix timezone strings NTP Server 1 Time server domain or hostname For example 0 cn pool ntp org NTP Server 2 The first reserved NTP server For example time windows com NTP Server 3 The second reserved NTP server For example time nist gov Auto Sync from NTP Whether enable automatically synchr...

Page 13: ...l be OK Also you can specify the web server port number Usually the web login default mode is http and https For safety you can switch to only https mode Table 2 4 1 Description of Web Login Settings Options Definition User Name Your gateway does not have administration role All you can do here is defining the user name and password to manage your gateway And it has all privileges to operate your ...

Page 14: ...stem If you want to change language you can switch Advanced on then Download your current language package After that you can modify the package with the language you need Then upload your modified packages Choose File and Add Figure 2 5 1 Language Settings 2 5 2 Scheduled Reboot If switch it on you can manage your gateway to reboot automatically as you like There are four reboot types for you to ...

Page 15: ...s the same Table 2 6 1 Instruction of reboots Options Definition System Reboot This will turn off your gateway and then turn it back on This will drop all current calls Asterisk Reboot This will restart Asterisk and drop all current calls 2 6 2 Update Firmware We offer two kinds of update types for you You can choose System Update or System Online Update System Online Update is an easier way to up...

Page 16: ... don t know how to solve it mostly you will select factory reset Then you just need to press a button your gateway will be reset to the factory status Figure 2 6 4 Factory Reset 2 7 System Information On the Information page there shows some basic information about the T1 E1 gateway You can see software and hardware version storage usage memory usage and some help information Figure 2 7 1 System I...

Page 17: ... for master mode upper for client mode small number have higher priority Interface Choose a line type for the interface Framing Framing method for this interface Locale Your locale This will be used for the tone style Used when in call indications need to be generated such as ring back busy congestion and other call oriented inband tone signals Interface Type It shows you the current type of port ...

Page 18: ...vice CRC4 Enable cyclic redundancy checking for error checking on line CRC 4 support is required for all network switches in Europe but many older switches and PBXs don t support it Signaling It shows you what signaling the port uses Switch Type Only used for PRI Description An optional description of this interface to be used for reference only 3 2 PRI Figure 3 2 2 ISDN Signaling Table 3 2 2 Defi...

Page 19: ...etween restart of unused B channels defaults to never Display Send Send receive ISDN display IE options the display options are a comma separated list of the following options block Do not pass display text data name_initial Use display text in SETUP CONNECT messages as the party name name_update Use display text in other messages NOTIFY FACILITY for COLP name update name Combined name_ initial an...

Page 20: ...ked as exclusively selected set this to yes priexclusive cannot be changed on a reload Ignore Remote Hold Indications If you wish to ignore remote hold indications and use MOH that is supplied over the B channel enable this option Block Outbound Caller ID Name Enable if you need to hide just the name and the number for legacy PBX use Only applies to PRI channels Wait for Caller ID Name Support cal...

Page 21: ...or What the MTP3 network indicator bits should be set to International Prefix International Prefix National Prefix National Prefix Subscriber Prefix Subscriber Prefix Unknown Prefix Unknown Prefix Point Code Origin point code Adj Point Code Point code of node adjacent to this signalling link Possibly the STP between you and your destination Default DPC Default DPC Sig Chan Signaling Channel 3 3 2 ...

Page 22: ...estore Figure 3 3 5 Configuration file backup and restore 3 4 MFC R2 3 4 1 MFC R2 Signaling Figure 3 4 1 MFC R2 Signaling Table 3 4 1 Definition of MFC R2 Signaling options Definition Enable Caller ID Whether or not to use caller ID Init CAS Bit The initial position of the CAS bits Variant The standard of MFCR2 ITU ANSI and China ...

Page 23: ...ietary and Confidential to OpenVox Communication Co Ltd 23 3 4 2 Modify R2 variant Figure 3 4 2 R2 Variant You can click button then you could fine the below Figure 3 4 3 General Table 3 4 2 Definition of General Options Definition ...

Page 24: ... Charge Calls Whether or not report to the other end accept call with charge when interconnecting with old PBXs this may be useful Max DNIS Max amount of DNIS to ask for Max ANI Max amount of ANI to ask for Get ANI First Whether or not get the ANI before getting DNIS Immediate Accept This feature allows to skip the use of Group B II signals and go directly to the accepted state for incoming calls ...

Page 25: ...R2 Answer How much to wait for an answer once the call has been accepted Metering Pulse Hoe much to wait for metering pulse detection R2 Double Answer Interval between ANSWER CLEAR BACK ANSWER when double answer is in effect R2 Answer Delay Minimum delay time between the Accept tone signal and the R2 answer signal CAS Persistence Check Time to wait for to CAS signaling before handing the new signa...

Page 26: ...VS EIU 100X User Manual Proprietary and Confidential to OpenVox Communication Co Ltd 26 Figure 3 4 6 Group B Figure 3 5 7 Group C Figure 3 4 8 Group 1 ...

Page 27: ...VS EIU 100X User Manual Proprietary and Confidential to OpenVox Communication Co Ltd 27 Figure 3 4 9 Group 2 ...

Page 28: ... endpoint and if you want to modify existed endpoints you can click button There are three kinds of registration types for choose You can choose Anonymous Endpoint registers with this gateway or This gateway registers with the endpoint You can configure as follows If you set up a SIP endpoint by registration None to a server then you can t register other SIP endpoints to this server If you add oth...

Page 29: ...is gateway registers with the endpoint it s the same with None except name and password Figure 4 1 4 This Gateway Register with the Endpoint Table 4 1 1 Definition of SIP Options Options Definition Name A name which is able to read by human And it s only used for user s reference Username User name the end point use to authenticate with the gateway Password Password the endpoint will use to authen...

Page 30: ...n Register Extension When Gateway registers as a SIP user agent to a SIP proxy provider calls from this provider connect to this local extension From User A username to identify the gateway to this endpoint From Domain A domain to identify the gateway to this endpoint Remote Secret A password which is only used if the gateway registers to the remote side Port The port number the gateway will conne...

Page 31: ... session refresh interval in seconds Defaults to 1800s Session Refresher The session refresher uac or uas Defaults to uas 4 1 6 Advanced Signaling Settings Table 4 1 5 Definition of Signaling Options Options Definition Progress Inband If we should generate in band ringing Always use never to never use in band signaling Even in cases where some buggy devices might not render it Valid values yes no ...

Page 32: ... an incorrect interpretation of the T 38 recommendation and result in failures because Asterisk does not believe it can send T 38 packets of a reasonable size to that endpoint Cisco media gateway are one example of this situation In these cases during a T 38 call you will see warring messages on The console in the logs from the Asterisk UDPTL stack complaining about lack of buffer space to send T ...

Page 33: ...e with the gateway Password Password the endpoint will use to authenticate with gateway Allowed characters Registration Whether this endpoint will register to this gateway or this gateway to the endpoint Hostname or IP Address IP address or hostname of the endpoint or dynamic if the endpoint has a dynamic IP address This will require registration Notice If the input here is hostname and your DNS h...

Page 34: ...handle fragmentation may not be very efficient This setting sets the maximum transmission unit for AIX2 UDP trunking The default is 1240 bytes which means if a trunk s payload is over 1240 bytes for every 20ms it will be broken into multiple 1240 bytes messages Zero disables this functionality and let s the OS handle fragmentation Trunk Frequency How frequently to send trunk msgs in ms This is 20m...

Page 35: ...92 168 0 0 255 255 0 0 or 172 16 0 0 12 A list of IP address or IP ranges which are located inside a NATed network This gateway will replace the internal IP address in SIP and SDP messages with the external IP address when a NAT exists between the gateway and other endpoints Local Network List Local IP address list that you added Subscribe Network Change Event Through the use of the test_stun_moni...

Page 36: ...our NAT device lets you choose the port mapping but the IP address is dynamic Beware you might suffer from service disruption when the name server resolution fails 4 3 3 Advanced RTP Settings Table 4 3 3 Definition of RTP Settings Options Options Definition Start of RTP Port Range Start of range of port numbers to be used for RTP End of RTP port Range End of range of port numbers to be used for RT...

Page 37: ...omes 5555555 when this option is enabled Disabling this option results in no modification of the caller id value which is necessary when the caller id represents something that must be preserved By default this option is on Maximum Registration Expiry Maximum allowed time of incoming registrations and subscriptions seconds Minimum Registration Expiry Minimum length of registrations subscriptions d...

Page 38: ... for their request This reduces the ability of an attacker to scan for valid SIP usernames This option is set to yes by default Authenticate Options Requests Enabling this option will authenticate OPTIONS requests just like INVITE requests are By default this option is disabled Allow Guest Calling Allow or reject guest calls default is yes to allow If your gateway is connected to the Internet and ...

Page 39: ... Whether or not to perform an SRV lookup on outbound calls AMA Flags You may specify a global default AMA flag for iaxtel calls These flags are used in the generation of call detail records autokill If we don t get ACK to our NEW within 2000ms and autokill is set to yes then we cancel the whole thing that s enough time for one retransmission only This is used to keep things from stalling for a lon...

Page 40: ...is resync threshold Max Jitter Interps The maximum number of interpolation frames the jitter buffer should return in a row Since some clients do not send CNG DTX frames to indicate silence the jitter buffer will assume silence has begun after returning this many interpolations This prevents interpolating throughout a long silence Jitter Target Extra Number of milliseconds by which the new jitter b...

Page 41: ...acket Udptl Fec Span The span over which parity is calculated for FEC in a UDPTL packet Use Even Ports Some VoIP providers will only accept an offer with an even numbered UDPTL port Set this option so that Asterisk will only attempt to use even numbered ports when negotiating T 38 Default is no Maximum Transmission Rate Maximum Transmission Rate Minimum Transmission Rate Minimum Transmission Rate ...

Page 42: ...g and to delete it Finally click the button to save what you set will show current routing rules Otherwise you can set up unlimited routing rules There is an example for routing rules number conversion it transform calling called number at the same time Suppose you want eleven numbers start at 159 to call the eleven numbers of start at 136 Calling transform delete the three numbers from left then ...

Page 43: ... prefix and match pattern in Advanced Routing Rule are ineffective and just CallerID option is available Table 5 1 1 Definition of Routing Options Options Definition Routing Name The name of this route Should be used to describe what types of calls this route matches for example SIP2Ports or Ports2SIP Call Comes in From The launching point of incoming calls Send call Through The destination to rec...

Page 44: ...runks match pattern The dialed number will be compared against the prefix this match pattern Upon a match the match pattern portion of the dialed number will be sent to the trunks SDfR Stripped Digits from Right The amount of digits to be deleted from the right end of the number If the value of this item exceeds the length of the current number the whole number will be deleted RDfR Reserved Digits...

Page 45: ...gure forward number when you have a transfer call Figure 5 1 6 Failover Call Through Number You can add one or more Failover Call Through Numbers 5 2 Groups Sometimes you want to make a call through one port but you don t know if it is available so you have to check which port is free That would be troublesome But with our product you don t need to worry about it You can combine many Ports or SIP ...

Page 46: ...AN Settings Interface Table 6 1 1 Definition of WAN LAN Settings Options Definition Interface The name of network interface Type The method to get IP Static manually set up your gateway IP DHCP automatically get IP from your local LAN MAC Physical address of your network interface Address The IP address of your gateway Network The subnet mask of your gateway Default Gateway Default getaway IP addr...

Page 47: ...r disable DDNS dynamic domain name server Figure 6 2 1 DDNS Interface Table 6 2 1 Definition of DDNS Settings Options Definition DDNS Enable Disable DDNS dynamic domain name server Type Set the type of DDNS server Username Your DDNS account s login name Password Your DDNS account s password Your domain The domain to which your web server will belong ...

Page 48: ...100X User Manual Proprietary and Confidential to OpenVox Communication Co Ltd 48 6 3 Toolkit It is used to check network connectivity Support Ping command on web GUI Figure 6 3 1 Network Connectivity Checking ...

Page 49: ... space Manager secret Password for the manager Characters Allowed characters _ 0 9a zA Z Length 4 32 characters Deny If you want to deny many hosts or networks use char as separator Example 0 0 0 0 0 0 0 0 or 192 168 1 0 255 255 255 0 10 0 0 0 255 0 0 0 Permit If you want to permit many hosts or network use char as separator Example 0 0 0 0 0 0 0 0 or 192 168 1 0 255 255 255 0 10 0 0 0 255 0 0 0 S...

Page 50: ...o send and receive UserEvent Config Ability to read and write configuration files DTMF Receive DTMF events Read only Reporting Ability to get information about the system Dialplan Receive NewExten and Var Set events Read only Originate Permission to originate new calls Write only All Select all or deselect all Once you set like the above figure the host 172 16 100 110 255 255 0 0 is allowed to acc...

Page 51: ...to check or debug your gateway If you type help or and execute it the page will show you the executable commands Table 7 2 2 Definition of Lock unlock channels Options Definition Signaling Current signaling in use Operation The advanced operations for lock and unlock channels Channel The channel to be lock or unlock 7 3 Asterisk File Editor On this page you are allowed to edit and create configura...

Page 52: ...uto provisioning all user information can be entered via the central ACS Auto Configuration Server ACS can be DHCP server or TFTP HTTP and FTP server It will not take effects immediately but in the next time system is power on It could be postponed the execution of restart system also Note that system will not be upgrade the firmware and update configurations if the connection between ACS and gate...

Page 53: ...of checking in LOGS System notice then enable it and click Save Table 7 4 1 Definition of Auto Provision Options Definition Enabled Whether to enable or disable Auto Provision DHCP Option 66 Get ACS server address from Option 66 via DHCP Protocol Set protocol of connection Auto Config Server URL The config server domain or IP address User Name The account of downloading from ACS Password The passw...

Page 54: ...he wildcard configuration file for the whole gateway defconfig tar gz The default factory configuration file EPC mac conf The private configuration file for the specified gateway Naming rules EPC mac conf The naming prefix of EPC stands for the private configuration file mac is the physical address of network interface card but removed semicolon and conf is the suffix For example the EPC a0980501d...

Page 55: ... DNS_SERVER1 8 8 8 8 DNS_SERVER2 8 8 4 4 DNS_SERVER3 DNS_SERVER4 ntp NTP_SERVER1 0 cn pool ntp org NTP_SERVER2 time nist gov NTP_SERVER3 time windows com eth0 ENABLE yes TYPE static DHCP no IPADDRESS 172 16 100 223 NETMASK 255 255 0 0 GATEWAY 172 16 0 1 eth1 ENABLE yes TYPE static DHCP no IPADDRESS 192 168 100 223 NETMASK 255 255 0 0 GATEWAY 192 168 0 1 web_login username admin password admin 3 De...

Page 56: ... message from ACS like figure 7 4 3 and the message will be display in the system notice LOGS System Notice Auto provisioning will not take effects immediately but in the next time system is power on It could be postponed the execution of restart system also Figure 7 4 3 Auto provision notice Now an example of using Auto Provisioning will be given in the following 1 Activate the auto provision TFT...

Page 57: ... common conf and EPC mac conf to the working directory of TFTP server Figure 7 4 6 The working directory of TFTP server Notice The demo of E1 gateway mac address is A0 98 05 01 DB CA eth0 therefore the private configuration file is EPC a0980501dbca conf Generate the md5 of firmware and defconfig tar gz Then fill in common conf and EPC mac config Figure 7 4 7 Generate the md5 of firmware and config...

Page 58: ...nVox Communication Co Ltd 58 Figure 7 4 9 EPC a0980501dbca conf Start TFTP service Tftpd32 exe is a useful TFTP tools in windows7 then make sure TFTP server is select Figure 7 4 10 Demo TFTP server 4 The system will receive an auto provision message in web GUI ...

Page 59: ... and update configurations Figure 7 4 13 Downloading the firmware and configs Figure 7 4 14 Applying the firmware and configs 7 5 SNMP Simple Network Management Protocol SNMP is an application layer protocol which is used to manage and monitor network elements and exchange management information between network devices By default SNMP uses port 161 for communication Since the inception SNMP it emb...

Page 60: ...mbers Authority IANA For more information please access http pen iana org pen PenApplication page SNMP Version Select version of SNMP Community Configuration Define a community name to security name Group Configuration Define the security name to a group View Configuration Set a view to let the group have rights to do Access Configuration Grant the group can access to the view read write notify Us...

Page 61: ...on Manage Engine MIB browser is selected It allows user to issue SNMP requests to retrieve agent s data or make changes to the agent It is free tool for Windows Mac and Linux 1 Get SNMP parameters via SNMP MIB browser It s supposed that Manage Engine MIB browser is installed perfectly Figure 7 5 2 is the main interface of Manage Engine MIB browser Figure 7 5 2 Manage Engine MIB browser And the fie...

Page 62: ... system location and it returns the value which we just set 2 Set SNMP parameters via SNMP MIB browser For example set the system name system name is dgw100x by default then set it as VoIP gateway See figure 7 5 4 Click Operations GET to attain the current system name Fill the field of Set Value with VoIP gateway Click Operations SET to set the system name Click Operations GET to attain the modifi...

Page 63: ...pdates monitoring event triggering and support automation Figure 7 6 1 is TR 069 configuration interface and table 7 6 1 is its definition Table 7 6 1 Definition of TR069 configuration interface Options Definition Acs Url Specify the URL of the ACS Acs Username Specify the user name to be used by the device to authenticate with the ACS Acs Password Specify the password to be used by the device to ...

Page 64: ...ork Capture The gateway have been supplied a network packets capture in the web for ease of user to analysis capture and monitor the gateway s network status RTP flows protocol analysis and so on Table 7 7 1 Definition of Network capture Options Definition Network Interface Specify which interface to be capture packets from All means capture packets from all interfaces Source host Specify which so...

Page 65: ...VS EIU 100X User Manual Proprietary and Confidential to OpenVox Communication Co Ltd 65 The interface is in ADVANCED Network Capture Figure 7 7 1 Network capture interface ...

Page 66: ... 8 1 Log Settings On the Log Settings page you should set the related logs on to scan the responding logs page For example set SIP Logs on like the following then you can turn to SIP page for sip logs otherwise sip logs is unavailable And the same with other log pages Figure 8 1 1 Logs Settings ...

Page 67: ... default on default size 1MB Verbose Asterisk console verbose message switch Notice Asterisk console notice message switch Warning Asterisk console warning message switch Debug Asterisk console debug message switch Error Asterisk console error message switch DTMF Asterisk console DTMF info switch Auto clean asterisk logs Switch on when the size of log file reaches the max size The system will cut ...

Page 68: ...tained Switch off logs will remain and the file size will increase gradually default on default size 2 MB PRI Logs PRI port logs You can choose one or more ports If you choose All the PRI page will show you the logs about all the ports Auto clean PRI logs Switch on when the size of log file reaches the max size The system will cut a half of the file New logs will be retained Switch off logs will r...

Page 69: ...e some functions Displays the log by port refresh regularly and log download Figure 8 3 1 Asterisk Log 8 4 Call Statistics The figure of call statistics you ll find Answered congestion Call busy Call failed No answer Current calls accumulated calls Calls duration and ASR ASR stands for Answer Seizure Ratio Calls duration will count the whole calls in the gateway The call statistics will be saved ...

Page 70: ... notice could be generated by system to inform the network manager of what is going on if it has been enabled Firmware upgrade messages from official website and auto provisioning messages from ACS are main notice right now And at first enable the system notice function like figure 8 5 1 Figure 8 5 1 enable system notice function After about an hour a system message is received in the web like 8 5...

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