Network Address Translation (NAT) to hide internal, non-routable IP addresses. If a Radius Server does not exist, one is provided as part of the MultiAccess system. This Radius Server could provide authentication and authorization information for this and other Radius Clients in use at your site. MultiAccess Communications Server MA30120 User Guide...
If any of these items are missing, contact Multi-Tech Systems or your dealer or distributor. Inspect the contents for signs of any shipping damage. If damage is observed, do not power up the MultiAccess. Contact Multi-Tech’s Tech Support for advice. MultiAccess Communications Server MA30120 User Guide...
The ALERT LED lights and the system beeps when memory DIMM is bad, missing, or if other ALERT rudimentary hardware failure. POWER The POWER LED is off when the MultiAccess is in a reset state. When the POWER LED is lit, the MultiAccess is not in a reset state. MultiAccess Communications Server MA30120 User Guide...
RJ-45 T1/E1/PRI line jacks, and two Ethernet RJ-45 (Ethernet 1 & Ethernet 2) jacks. The MultiAccess back panel is illustrated and described below. Back panel The back panel components are described in detail in the Cabling Procedure section in Chapter 2 of this manual. MultiAccess Communications Server MA30120 User Guide...
The modems of the MultiAccess are configured for RAS usage. PPP clients dial into the system, authenticate, via RADIUS, and establish a LAN to Client PPP session (remote note). MultiAccess Communications Server MA30120 User Guide...
Page 10
If some or all the MultiAccess’s modems are configured for faxing, the HylaFAX™ server software needs to be operating on the MultiAccess and the HylaFAX client software operating on the network workstation. MultiAccess Communications Server MA30120 User Guide...
Operating Environment Humidity: relative 25-85% noncondensing CE Mark Approvals EMC: FCC Part 15 Class A, EN 55022, EN 55024, EN 61000-3-2, EN 61000-3-3 Safety: UL 60950, EN 60950 Telecom: CS03, FCC Part 68, TBR4 MultiAccess Communications Server MA30120 User Guide...
Properly qualified service personnel should only install this equipment. • Connect like circuits. In other words, connect SELV (Secondary Extra Low Voltage) circuits to SELV circuits and TN (Telecommunications Network) circuits to TN circuits. MultiAccess Communications Server MA30120 User Guide...
• Identify the Line Build-Out (LBO) i.e. what db level is presented on premise by the provider and what db level should the premise equipment transmit at. Note: For E1 lines the signaling type must be PRI. R2 signaling methods are not supported. MultiAccess Communications Server MA30120 User Guide...
Refer to Administration > System Tools in Chapter 3 of this User Guide. If the MultiAccess is not properly shut down before switching off Power, the next start may take a little longer, or in the worst case, data could be lost. 6. Proceed to Starting the MultiAccess. MultiAccess Communications Server MA30120 User Guide...
12 characters each. Later, you will want to change the password from the default (admin) to something else. (If Windows displays the AutoComplete screen, for security reasons, you may want to click No to tell Windows OS to not remember the password.) MultiAccess Communications Server MA30120 User Guide...
Page 16
At the prompt Do you want to log the user out? Click Yes. If you click No, you are returned to the Login screen. The MultiAccess™ Communications Server Web Management Home screen is displayed. MultiAccess Communications Server MA30120 User Guide...
Page 17
System Update Line Interfaces Status Tracking Modem Connections Packet Filters Connections, User connection Details, Authentication Caller ID, Call History Modem Setup Server Connections Statistics & Logs Interface Line Interfaces Accounting Self Monitor View Logs MultiAccess Communications Server MA30120 User Guide...
Page 18
Setup Your Time Zone Click Administration on the menu bar. The System Setup screen displays. Set the System Time by selecting your Time Zone, the current Day, Month, Year, Hour, and Minute. Administration System Setup System Time MultiAccess Communications Server MA30120 User Guide...
6. Change the Default Gateway IP address to the IP address of your gateway. Click Save. Note: The options for Network Card 2 are not shown in the above screen due to space limitation. The options are the same as for Network Card 1. MultiAccess Communications Server MA30120 User Guide...
4. Click the Send button to cause the new parameters to become active. You must wait 45 seconds for the screen to refresh and the new configuration to apply, then Current Setup section is updated. MultiAccess Communications Server MA30120 User Guide...
Modem sharing is accomplished by implementing a Telnet interface to the MultiAccess modems. Caution: Make sure that care is taken to secure access to these ports via firewall or IP filter settings to prevent unauthorized use of your modem resources. MultiAccess Communications Server MA30120 User Guide...
Page 22
MultiAccess modem to switch from originate to answer mode after dialing. For example: “atdt17637175549r”. Please Note: When Reverse Dial is enabled, the dial string must include the tone (t) command, for example, atdtstring . MultiAccess Communications Server MA30120 User Guide...
Page 23
Idle Timer to start over. When there has been no data activity for the duration specified, the idle timer will expire. Monitor CD - Upon the modem disconnecting, the MultiAccess will close the telnet socket to the host application server. 4. Click on the Save button. MultiAccess Communications Server MA30120 User Guide...
Page 24
5. Click on the Usage drop down arrow and select Fax. 6. Click on the Modem up or down arrow and select the tty modem(s) for faxing. You can choose multiple modems by holding down the shift key. 7. Click on the Save button. MultiAccess Communications Server MA30120 User Guide...
Page 25
2. Multi-Tech recommends that you set Retrain Limit to 4 and due to compatibility issues seen with various modems, you may wish to disable Quick Connect and V.8bis. 3. If additonal modem commands are required, refer to Appendix B, Advanced Commands. MultiAccess Communications Server MA30120 User Guide...
Page 26
Inbound faxes received from the T1/E1 digital line are converted to tiff files and then emailed from the Hylafax server to the specified recepient. The Fax Delivery Setup group is used to configure the routing of inbound faxes. MultiAccess Communications Server MA30120 User Guide...
Page 27
2. Enter the email address of the fax recipient in the Email window. 3. Enter the DNIS string matching the number dialed and then click add. 9. The entry should be added to the route table found at the bottom of the screen. MultiAccess Communications Server MA30120 User Guide...
When using the internal Radius Server, you must use the IP address of network card 1 (eth0). Note: Radius Client 1. Choose User Authentication >Radius Client. 2. Click on Line Interface and select the Line number you selected in the Line Interface screen. MultiAccess Communications Server MA30120 User Guide...
Page 29
If you have a backup DNS server, enter the IP address of your backup DNS Server in the DNS Server Address 2 window. 13. Click the Save button when you are finished. 14. Repeat the above procedure for each line interface. MultiAccess Communications Server MA30120 User Guide...
Page 30
4. You can enter an arbitrary name, unique name for each NAS in the Short Name window. 5. Select the manufacture of radius client/NAS that is being used in your system from the Type drop down arrow. For example, multitech, livingston, or etc. 6. The three optional items are to restrict logins.
Page 31
1. Enter the remote user’s name in the Username window. 2. Enter the password of the remote user in the Password window. 3. The Authentication Type should remain at the default setting. 4. Click the Add button when you are finished. MultiAccess Communications Server MA30120 User Guide...
System Setup Line Interface Status Modem Connections Tracking Connections, Packet Filters Connection Details, User Authentication Caller ID, Call History Modem Setup Server Connections Statistics & Logs Interfaces Line Interfaces Accounting Self Monitor View Logs MultiAccess Communications Server MA30120 User Guide...
Chapter 3 – Software Home and Logout Home and Logout Options Home This is the opening screen of the MultiAccess™ Communication Server Web Management software. MultiAccess Communications Server MA30120 User Guide...
Page 34
When you are done in Administration > Web Admin, click Logout on the menu bar. The browser connection is terminated and you are returned to the Login screen. Note that hitting the browser’s Back button will not effectively return you to the previous menu or directory. MultiAccess Communications Server MA30120 User Guide...
In the Administration section, you can perform the general system-based settings for the MultiAccess Communications Server functions. System Setup includes general system parameters such as the email address of the administrator, remote syslog host, and the system time can be set through these settings. MultiAccess Communications Server MA30120 User Guide...
29, month is February and the year is 2001, the time will not be saved because for the year 2001, February has 28 days. MultiAccess Communications Server MA30120 User Guide...
Page 37
The default setting (Any) allows everyone to access the SSH service. For security reasons we Caution: recommend that you restrict the access to the SSH service. You should delete access from all other networks! MultiAccess Communications Server MA30120 User Guide...
Check the SNTP Client box to activate SNTP Client. SNTP Server Address Enter the IP address of the SNTP Server for which the firewall will contact to synchronize its clock. Then click the Save button. MultiAccess Communications Server MA30120 User Guide...
Page 39
If you want only one administrative PC to have access to the MultiAccess, you can do this by defining a network with a address of a single computer from the Networks and Services > Networks screen. MultiAccess Communications Server MA30120 User Guide...
By default, port 443 is configured for HTTPS sessions. The value of the port number should lie between 1 and 65535. Well known ports and ports already used by the MultiAccess are not allowed. MultiAccess Communications Server MA30120 User Guide...
If you elect to place all certificates into a selected location, follow the on-screen prompts for Select Certificate Store, Physical Stores, and Root Stores. When the certificate has been added to the Root Store, the Completing the Certificate Manager Import Wizard displays. Click Finish. MultiAccess Communications Server MA30120 User Guide...
Page 42
The IP address along with the mask allows you to determine which clients are provided access to the database. The Client Method can be password, trust, reject, or md5. MultiAccess Communications Server MA30120 User Guide...
Page 43
A weekly FTP backup is the default. The backup can be security protected by using a Username and Password protection. The username and password are FTP Client credentials used to log into the FTP server. The credentials must have write access on the FTP server. MultiAccess Communications Server MA30120 User Guide...
Page 44
For situations when you want to use the backup that is on the FTP server, manually copy/get the file and place it into the /var/log/backup directory. Then it will be listed as a available configuration backup. MultiAccess Communications Server MA30120 User Guide...
This selection allows you to choose the network to which the information packet must be sent for the rule to match. Network groups can also be selected. These network clients or groups must have been previously defined in the Networks menu. MultiAccess Communications Server MA30120 User Guide...
Page 46
Services menu. Select intrusion detection rules from the following dropdown list boxes: After the rules are defined/selected, click the Add button. The commands can be deleted by clicking Delete under the Command option. MultiAccess Communications Server MA30120 User Guide...
Page 47
Specify the duration to wait before declaring “timeout, “no response”. Timeout - Specify the number of data bytes to be sent. Packet Size (bytes) - After clicking the Start button, a new browser window opens with the PING statistics Start - accumulating. MultiAccess Communications Server MA30120 User Guide...
Page 48
Port – Enter the port number in the Port window. For example, port number 23 for telnet service. Start – Start the test connection by clicking the Start button. The results are: • Connected to host • Connection refused by host • Not route to host MultiAccess Communications Server MA30120 User Guide...
Page 49
The time needed to fully boot up is a variable depending on the number of modem modules installed, hard drive variables (journal events and file system checks) and other Linux system variables. In some rare occasions, timing variables to the shutdown process may result in not all PIDs being removed. MultiAccess Communications Server MA30120 User Guide...
Maximum characters are 39. IP Address Enter the network number (e.g., 192.168.3.0). Subnet Mask Enter the Net Mask. Subnet mask 255.255.255.0. Defines a private Class-C net. MultiAccess Communications Server MA30120 User Guide...
Page 51
These names will be made available to: Add allowed networks for Web Admin Add packet filter rules Add source, destination networks for Network Intrusion Detection Add routes in routing, SNAT, masquerading, portscan detection and DNAT sections. MultiAccess Communications Server MA30120 User Guide...
Page 52
If the Packet Filter rules, SNAT, or DNAT uses the service, it cannot be deleted. For editing any user-defined service, the Edit button has to be clicked to get the fields corresponding to the service entry. The entries can be saved using the Save button. MultiAccess Communications Server MA30120 User Guide...
The user added services are displayed in the following functions: Packet Filter Rules Network Intrusion Detection SNAT DNAT The user added services are available to: Add packet filter rules Add specific services for Network Intrusion Detection. Add rules in SNAT and DNAT functions. MultiAccess Communications Server MA30120 User Guide...
Delete Network button. After selecting the networks (multiple selection can be done), the Delete Network button must be clicked to delete the networks from the selected group. Networks & Service > Service Groups MultiAccess Communications Server MA30120 User Guide...
This option will be available if the Edit Group button is clicked. The services to be deleted can be selected from the list of services displayed to the right of the Delete button. After selecting the services (multiple selections can be done), click the Delete Service button. Network Setup > Interfaces MultiAccess Communications Server MA30120 User Guide...
It is acceptable to have both interfaces on the same network, as long as they have unique host addresses, or they can be on separate networks. MultiAccess Communications Server MA30120 User Guide...
Page 57
Card 1, they are not included in this graphic. Local Host Host Name Enter a name for the MultiAccess into the Host Name field. An example is MultiAccess.mydomain.com. Click the Save button after entering the Host Name. MultiAccess Communications Server MA30120 User Guide...
MultiAccess needs to communicate with other computers that are not on the same IP network (subnet). If the IP devices are all on the same subnet, they do not need to know a default gateway. MultiAccess Communications Server MA30120 User Guide...
Enter the network IP address for the network named. Netmask Enter the Netmask to be used for this network. Click the Add button. The IP alias is displayed in the table at the bottom of the section. MultiAccess Communications Server MA30120 User Guide...
Page 60
Select a Route from the table and click the Delete button. When deleting a Route, the interface adapts accordingly. You can view the Routing Table in Statistics & Logs > Networks > Routing Table. Note: MultiAccess Communications Server MA30120 User Guide...
Click the Add button. The Masqueraded network route displays below. Edit or Delete Select Masqueraded network route from the lower box and click the Edit or Delete button. When deleting a Masqueraded network route, the interface adapts accordingly. MultiAccess Communications Server MA30120 User Guide...
Page 62
For this case, the Remote Host IP address field in the Radius Client menu would have to be 192.168.5.1+, that is, the plus means pool and the .1 is the starting host address. MultiAccess Communications Server MA30120 User Guide...
Selects the source addresses of all the packets after the translation. Only one host can be specified here. The entry is confirmed by clicking the Add button. Existing entries can be deleted or edited by clicking the Edit or the Delete buttons. MultiAccess Communications Server MA30120 User Guide...
Click the Add button to save your choices. After saving the settings, a table is created. You can edit or delete entries by highlighting the desired entries and clicking either the Edit or Delete button listed under Command. MultiAccess Communications Server MA30120 User Guide...
Page 65
Packet Filters > Packet Filter Rules >Add User Defined Filters menu to let the already-translated packets pass. You can find more about setting packet filter rules later in this chapter. MultiAccess Communications Server MA30120 User Guide...
Click the Add Subnet button, which will open a screen for entering the Subnet IP Address and Mask. Edit or Delete You can edit or delete entries by selecting the desired entries and clicking either the Edit button or Delete button listed under Command. MultiAccess Communications Server MA30120 User Guide...
Page 67
Enter both a MAC address and an IP address. Option Edit or Delete You can edit or delete entries by highlighting the desired entries and clicking either the Edit button or Delete button listed under Command. MultiAccess Communications Server MA30120 User Guide...
Page 68
FTP connection to the host defined on the “Setup” screen. The default update server is a server at Multi-Tech Systems (update.multitech.com). If the update client is successful in communicating with the update server, and a newer version is available, it will display a summary of changes per version and allow you to apply it.
Page 69
The administrator would most likely use a separate workstation to manually down load the appropriate update files from update.multitech.com, and then put them on a private internal FTP server. Appropriate files are defined as a version.tar.gz and a version.html file per MA30120 version.
Ethernet 1 and Ethernet 2. Click the Add button to confirm your entry. After the entry is activated, a window for this network is created. You can delete an entry in this window by highlighting the desired entry and clicking the Delete button. MultiAccess Communications Server MA30120 User Guide...
Your MultiAccess default is that all packets are blocked setting, as this procedure can achieve an inherently higher security. This means that you explicitly define which packets may pass through the filter. All other packets are blocked and are displayed in the Filter LiveLog. MultiAccess Communications Server MA30120 User Guide...
Page 72
Networks menu (defining new networks is explained in detail earlier in this chapter). You must then set and enable the packet filter rule. MultiAccess Communications Server MA30120 User Guide...
Page 73
Confirm by clicking OK. • By default, new rules are created at the end of the table in the inactive state. The rule only becomes effective if you assign the active state. MultiAccess Communications Server MA30120 User Guide...
ICMP on Firewall Check the ICMP on Ethernet 1 or Ethernet 2 checkbox to enable the direct sending and receiving of ICMP packets by the MultiAccess. The status is activated by clicking the Save button. MultiAccess Communications Server MA30120 User Guide...
Confirm the password entered above by entering it again. Description Enter a short comment that will identify the user to you. SSH User Check this checkbox if you want the user to have SSH access. MultiAccess Communications Server MA30120 User Guide...
Page 76
Click the Add button after all the parameters are entered. After a successful definition, the new user is entered into the user table. Edit or Delete You can edit or delete entries in the table by clicking on either the Edit button or Delete button listed under Options. MultiAccess Communications Server MA30120 User Guide...
Page 77
MultiAccess can be a client to an external RADIUS server (already running on your network). This means you do NOT have to enable and use the internal RADIUS server. However, the MultiAccess RADIUS Client can be a client to both internal and external servers. MultiAccess Communications Server MA30120 User Guide...
Page 78
This is the server secret of the Radius Server. MD5 is the standard Radius encryption technique supported by the MultiAccess. The Radius Server Secret is used for both Address 1 and Address 2. The server secret is limited to alphanumeric characters (a-z & 0-9) and is case sensitive. MultiAccess Communications Server MA30120 User Guide...
Page 79
IP address of the secondary or back up DNS server. Modem Greeting The modem greeting is sent to the remote user upon connection. If you want to customize the modem greeting you can edit the greeting. MultiAccess Communications Server MA30120 User Guide...
Page 80
The General Setup Screen is used to add RADIUS clients to this server. • The User Setup Screen is used to create a RADIUS user database. • The Default User Setup screen is used to define common parameters to all RADIUS users. MultiAccess Communications Server MA30120 User Guide...
Page 81
NAS. Short Name This is a meaningful arbitray Short Name for NAS name that is used for creating a directory for the location of the accounting detail file for this client. MultiAccess Communications Server MA30120 User Guide...
Page 82
User Authentication > RADIUS Server > General Setup Type Type is the manufacture of the Radius client, such as MultiTech, Livingston, etc. Click on the drop down arrow and high light the manufacture of the Radius Client (NAS). IP Address*/Login Name*/Password* All three optional and currently not used.
Doing so results in authentication failure. Password This is the password that the remote user will use. The password can have as many as 15 alphanumeric characters and is case sensitive. MultiAccess Communications Server MA30120 User Guide...
Page 84
This field indicates to the NAS the filter policy that should be applied to this connection. This field indicates the max allowable PPP frame size. Utimately the actual size used in a negotiated per connection. Click the Add button to this user to the Radius User data base. MultiAccess Communications Server MA30120 User Guide...
The Default Settings apply to all users of the Local Users data base. If you want to add a New Default, click on the Add New Default buttton and the Add New Default Setup screen appears. MultiAccess Communications Server MA30120 User Guide...
Page 86
This field is for selecting the Van Jacobson-TCP-IP compression, applies to Framed protocol PPP. Idle Timeout This field is for entering the maximum number of consecutive seconds of idle connection allowed before termination of the session. Protocol MultiAccess Communications Server MA30120 User Guide...
Page 87
This field is for entering the description of the entry. You have to add a description in this field before you can click Add Default button. This will be displayed on the Default Settings table. MultiAccess Communications Server MA30120 User Guide...
Fax. The MultiAccess modems also support faxing with fax servers that are external to the MultiAccess via the Note: Modem Sharing usage. MultiAccess Communications Server MA30120 User Guide...
Page 89
If you are using some or all of your modems to send or receive faxes using the integrated Hylafax server, set the modem’s usage to fax. The Fax Setup menu is used to configure the integrated Hylafax server for sending and receiving faxes. MultiAccess Communications Server MA30120 User Guide...
Page 90
WINMCSI) is installed on network workstations that have IP access to the MultiAccess. The redirector software adds a virtual com port to the workstation. When an application uses this virtual com port, it’s data is redirected to and from the MultiAccess modem. MultiAccess Communications Server MA30120 User Guide...
Page 91
MultiAccess modem to switch from originate to answer mode after dialing. For example: “atdt17637175549r”. Please Note: When Reverse Dial is enabled, the dial string must include the tone (t) command, for example, atdtstring . MultiAccess Communications Server MA30120 User Guide...
Page 92
RAW, if it’s in a first available pool or not, whether SSL is enabled, and other options of Idle Times and Monitor CD. When the modem Usage is RAS, FAX, or Custom, only Modem and Usage columns apply. MultiAccess Communications Server MA30120 User Guide...
Page 93
V8 portion (phase 1) and the modulation portion (phase 2). Line conditions can change. With this feature enabled and if line conditions change, it could actually Note: increase the connect time slightly. MultiAccess Communications Server MA30120 User Guide...
This allows you to add additional commands to the initialization string. This should contain only additional commands and not the AT itself. Appendix B provides a detailed description of the AT commands supported by the MultiAccess. MultiAccess Communications Server MA30120 User Guide...
Page 95
Inbound faxes are sent as .tif attachments to emails generated by the MultiAccess. Hylafax converts the contents of the fax (all pages) into one .tif file and attaches it to the email. The full name of the attachment will MultiAccess Communications Server MA30120 User Guide...
Page 96
For example, click on Route by Device option, enter jomalley@multitech.com in the Email window, and for this example I highlighted ttyMA02 as the modem port. So now, any fax that comes on ttyMA02 is going to be sent to Jomalley@multitech.com.
Page 97
Route to Default fax rule is used when the other routing rules are not defined or can not be matched. To establish the Route to Default option, click on Route to Default and then enter the email address of the recipient, for example Administrator@multitech.com, in the corresponding Email window. MultiAccess Communications Server MA30120 User Guide...
View Logs - allows for system log files to be displayed on screen or saved to disk. Administrators should become familiar with patterns and messages, so that it can be recognized when something changes or goes wrong. MultiAccess Communications Server MA30120 User Guide...
Page 99
15 minutes and the maximum is once every 30 seconds. Web caching rules applied by computers and programs external to the MultiAccess may prevent or effect Note: the refreshing of page content. MultiAccess Communications Server MA30120 User Guide...
Page 100
Uptime tells you how long the system has been running. The first line displays the date and time the system was started. The second line displays the total time elapsed since the system was started in days, hours, minutes, and seconds. MultiAccess Communications Server MA30120 User Guide...
Page 101
Both Ethernet interfaces and the internal Loopback interface will always be present in this screen. PPP interfaces will be added and removed automatically to and from the table, as the PPP connections are established and relinquished. MultiAccess Communications Server MA30120 User Guide...
- Count of lookups for the route. Depending on the use of -F and -C this will be either route cache misses (-F) or hits (-C). - Interface to which packets for this route will be sent. Iface Statistics & Logs > Networks MultiAccess Communications Server MA30120 User Guide...
LISTEN- The socket is listening for incoming connections. CLOSING – Both sockets are shut down but we still don’t have all our data sent. UNKNOWN – The state of the socket is unknown. MultiAccess Communications Server MA30120 User Guide...
Page 104
) at all (0.0.0.0) interfaces for incoming requests LISTEN to port 22 (ssh); the remote IP address is (0.0.0.0) and the remote port does not care (the * in the Foreign column indicates Address MultiAccess Communications Server MA30120 User Guide...
Page 105
(of a various nature). Yellow alarm is also known as RAI (Remote Alarm Indication). When the MultiAccess indicates (receives) a yellow alarm, it means it’s receiver circuitry is MultiAccess Communications Server MA30120 User Guide...
Page 106
Jul 28 14:35:18 multiaccess kernel: bech = 0, becl = 0 The letters ch is count high and cl is count low, fe is frame errors, cv is bi-polar violations, ce is crc errors, eb is errored blocks and be is bursty errors. MultiAccess Communications Server MA30120 User Guide...
Page 107
The Data state is achieved via successful call progress negotiations. The following is a list of all possible states. Idle Signaling Initiating Link Training EC Negotiating Data Resyncing Command Escape Terminating Port Reset DSP Reset Allocated On Hold MultiAccess Communications Server MA30120 User Guide...
Chapter 3 – Software Statistics & Logs > Modem Connections >Connection Details Connection Details This screen displays the modem protocol and performance details for currently connected ports. MultiAccess Communications Server MA30120 User Guide...
Page 109
MultiAccess and when the line type is PRI (T1PRI or E1 PRI). The exact digits displayed is controlled by Telco’s implementation of DNIS (Dialed Number Identification Service) and Caller ID services. MultiAccess Communications Server MA30120 User Guide...
(all records or filtered records) is displayed. Port Username Connect Date and Time Duration Rx/Tx Bit Rates Link Protocol Retrain Occurrences Disconnect Reason Statistics & Logs > Modem Connections >Call History MultiAccess Communications Server MA30120 User Guide...
Page 111
MultiAccess and your browser. The larger the database, the longer it takes to display and search the call history. For example we have seen databaseswith approximately 120,000 call records take approximately 120 seconds to display. MultiAccess Communications Server MA30120 User Guide...
Page 112
Chapter 3 – Software Statistics & Logs > Server Connections Statistics & Logs > Server Connections The Server Connections screen displays active command shell PPP sessions and activity. MultiAccess Communications Server MA30120 User Guide...
Page 113
Ethernet 1 Traffic – Ethernet 1 traffic is displayed by default. Ethernet 2 Traffic – Click on Ethernet 2 traffic to graphically display the traffic on Ethernet 2. MultiAccess Communications Server MA30120 User Guide...
Page 114
Ethernet frame (packet) contains one IP packet of a various length, hence so is the length of each Ethernet packet. These totals can be helpful if your ISP charges based on the volume of Internet traffic. MultiAccess Communications Server MA30120 User Guide...
Page 115
By clicking the Delete button, the email addresses marked in the select window are immediately Note: deleted without further notice. At least one email address has to be entered. The last email address listed cannot be deleted. MultiAccess Communications Server MA30120 User Guide...
Page 116
(“latest” and “00:16”). The selection of “latest” will result in viewing all entries for today. The selection of “00:16” will result in viewing the previous day’s log. MultiAccess Communications Server MA30120 User Guide...
T1 Layer 1 - a 24 channel (plus overhead) signal at 1.544 Mbit/s T1 Layer 2 - the MultiAccess supports two methods of T1 signaling, ISDN_PRI and RBS RBS (Robbed Bit Signaling) - CAS (Channel Associated Signaling) ISDN_PRI - CCS (Common Channel Signaling) MultiAccess Communications Server MA30120 User Guide...
Page 118
30 modems will be made available to this particular interface (ttyMX00 through ttyMX29, with x being a variable A through D depending if the Line Interface is 1 through 4). MultiAccess Communications Server MA30120 User Guide...
Page 119
Click on the Save button and wait for the screen to refresh. The Send button will now be active. • Click the Send button and wait for the screen to refresh (this takes approximately 45 seconds). • Now the Current Setup field will reflect the new settings. MultiAccess Communications Server MA30120 User Guide...
Page 120
Setting the receive sensitivity to Short Haul Mode means the MultiAccess receiver expects the size of the incoming signal to be between 0db and -10db. If the incoming signal is greater than 0db or if it’s smaller than -10 dB, the interface will indicate a Red Alarm condition. MultiAccess Communications Server MA30120 User Guide...
Page 121
= zero”. Wink Times (High, Pre & After) Wink times only apply and become changeable when the Line Type is set to T1-RBS and the FXS Signaling method is set to E&M Wink Start. MultiAccess Communications Server MA30120 User Guide...
Page 122
When the line type is set to E1 the PCM rule (Voice Channel Encoding) will be set to A-law. When the line type is set to T1 this option will be set to u-law. The ability to change this setting independent of the line type allows for flexibility in privately controlled closed circuit networks. MultiAccess Communications Server MA30120 User Guide...
Page 123
PRI), after saving and sending the configuration change, the unit MUST be restarted. However, changing from T1-RBS to T1-PRI or changing any other parameter (for example the Framing Format or the Line Build Out) does NOT require a system reboot. MultiAccess Communications Server MA30120 User Guide...
Page 124
The receiving end of this transmission will also be set to B8ZS line code and so when it recovers the specific pattern of violations, it will replace it with a string of zeros (transparently passing the data up to the receiving user as originally intended). MultiAccess Communications Server MA30120 User Guide...
Page 125
Encoding) will be set to A-law. When the line type is set to T1, this option will be set to u-law. The ability to change this setting independent of the line type allows for flexibility in privately controlled closed circuit networks. MultiAccess Communications Server MA30120 User Guide...
Page 126
Click on the Save button and wait for the screen to refresh (the Send button will now be active). • Click the Send button and wait for the screen to refresh (this takes approximately 45 seconds). • Now the Current Setup field will reflect the new settings. MultiAccess Communications Server MA30120 User Guide...
Page 127
The receiving end of this transmission will also be set to B8ZS line code and so when it recovers the specific pattern of violations, it will replace it with a string of zeros (transparently passing the data up to the receiving user as originally intended). MultiAccess Communications Server MA30120 User Guide...
Page 128
Encoding) will be set to A-law. When the line type is set to T1 this option will be set to u-law. The ability to change this setting independent of the line type allows for flexibility in privately controlled closed circuit networks. MultiAccess Communications Server MA30120 User Guide...
Self Monitor: abnormally terminated • displays a list of log files maintained by the MultiAccess View Logs: Refer to Chapter 3 of this manual for Statistics & Logs menu information. MultiAccess Communications Server MA30120 User Guide...
If your MultiAccess has been compromised. To be proactive in solving these issues, keep track of usage reports and logs (refer to the sections on User Authentication, Tracking, and Statistics & Logs in Chapter 3). MultiAccess Communications Server MA30120 User Guide...
Please direct your questions regarding technical matters, product configuration, verification that the product is defective, etc., to our Technical Support department at (800) 972-2439 or email tsupport@multitech.com. Please direct your questions regarding repair expediting, receiving, shipping, billing, etc., to our Repair Accounting department at (800) 328- 9717 or (763) 717-5631, or email mtsrepair@multitech.com.
Please direct your questions regarding technical matters, product configuration, verification that the product is defective, etc., to our Technical Support department nearest you or email tsupport@multitech.com. When calling the U.S., please direct your questions regarding repair expediting, receiving, shipping, billing, etc., to our Repair Accounting department at +(763) 717-5631 in the U.S.A., or email mtsrepair@multitech.com.
Model Numbers: MultiAccess FCC Registration Number: US: AU7DDNAMA2496 Ringer Equivalence: 0.3B Modular Jack: RJ-11C or RJ-11W Service Center in U.S.A.: Multi-Tech Systems Inc. 2205 Woodale Drive Mounds View, MN 55112 (763) 785-3500 Fax (763) 785-9874 MultiAccess Communications Server MA30120 User Guide...
Council Directive 73/23/EEC of 19 February 1973 on the harmonization of the laws of Member States relating to electrical equipment designed for use within certain voltage limits; Council Directive 1999/5/EC of 9 March 1999 on radio equipment and telecommunications terminal equipment and the mutual recognition of their conformity. MultiAccess Communications Server MA30120 User Guide...
Media Access Control (MAC) address to identify it and/or differentiate it from any other network- attached device. Also, note the status of your MultiAccess including LED indicators, screen messages, diagnostic test results, problems with a specific application, etc. MultiAccess Communications Server MA30120 User Guide...
Software Registration Card, and return the card by mail. Registration may also be done on Multi-Tech Systems web site at www.multitech.com/register. Opening the packaged program constitutes agreement to be bound by the terms and conditions of this Software License Agreement. Your right to use the software terminates automatically if you violate any part of this software license agreement.
Page 137
Licensee agrees that by purchase and/or use of the Software, s/he hereby accepts and agrees to the terms of this License Agreement. MultiAccess Communications Server MA30120 User Guide...
These requirements apply to the modified work as a whole. If identifiable sections of that work are not derived from the Program, and can be reasonably considered independent and separate works in themselves, then this License, and its MultiAccess Communications Server MA30120 User Guide...
Page 139
"any later version", you have the option of following the terms and conditions either of that version or of any later version published by the Free Software Foundation. If the Program does not specify a version number of this License, you may choose any version ever published by the Free Software Foundation. MultiAccess Communications Server MA30120 User Guide...
Page 140
OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. MultiAccess Communications Server MA30120 User Guide...
Appendix B – Modem Commands Appendix B – Modem Commands This appendix describes the AT commands supported by the MultiAccess MA30120 modems along with application specific usage. The primary purpose of this appendix is for use with Customer specific inbound or outbound data applications that use the MultiAccess modems set to a usage of “Modem Sharing”.
S2 (‘+’ by default). Only if the buffer consists solely of one, two or three instances of this character does it contribute to MultiAccess Communications Server MA30120 User Guide...
Page 143
This is followed by the usual “OK” result code. The S-registers supported by the MultiAccess are described in the S-Registers section in this appendix. Registers not supported should not be accessed. MultiAccess Communications Server MA30120 User Guide...
The “Hn” command causes the link to be terminated. The valid range of n is 0 to 1 but the value has no effect. This command is also accepted in the Idle state, but has no effect. The result code remains “OK”. MultiAccess Communications Server MA30120 User Guide...
Page 145
The following table shows the equivalence between numeric and verbose result code formats: Numeric (“V0”) Verbose (“V1”) 0 OK 1 CONNECT 2 RING 3 NO CARRIER 4 ERROR 5 NO DIALTONE 6 BUSY 7 NO ANSWER 8 (ABORTED) 9 ERROR MultiAccess Communications Server MA30120 User Guide...
After every call attempt, the MultiAccess modem automatically returns to factory settings. After each call Note: attempt, the user specific data application must re-initialize the modem to the desired parameters if the factory defaults are not sufficient for your application. MultiAccess Communications Server MA30120 User Guide...
“ERROR” to reflect the fact that loopbacks and tests cannot be initiated by “AT” commands. S0=n S Register 0 Normally used to control Auto Answer. Refer to S-Registers in the next section. MultiAccess Communications Server MA30120 User Guide...
This register defines the abort timer (the time in which a connection must be established). In answer mode the timer starts upon receipt of the answer (a) command. In originate mode the timer starts upon execution of the dial command. MultiAccess Communications Server MA30120 User Guide...
Page 149
MA30120 modem, in accordance with S17 and S36. If the value is 0, LAPM is disabled in the originate mode. In the answer mode, LAPM cannot be disabled. The MA30120 modem will always look for LAPM link Note: requests in accordance with S50.
Page 150
6 disables the escape sequence detection in answer mode and enables the escape detection in originate mode. A value of 5 enables the escape sequence detection for both answer and originate modes. Error Correction Auto Detection Timeout Default: 50 (5 sec) Min:1 Max: 255 MultiAccess Communications Server MA30120 User Guide...
Page 151
EC negotiation attempt to be abandoned and a normal (non error-controlled, asynchronous) link to be established. The character must be received three times consecutively. The default character is the Carriage Return (CR). The value of this register is in decimal. MultiAccess Communications Server MA30120 User Guide...
Index 112 Default = 4 (Data Modem) This index defines specific types of Analog or ISDN calls that can be made with the MA30120 system. Use this index appropriately if the desired type of connection is something other than the default. Appropriate use depends if the modem is answering an incoming call or originating an outbound call.
Page 153
FAX = Half duplex analog communication, incorporating multiple modulation protocols, transferring facsmile specific data. The MA30120 modems support Fax modes, Class 1, Class 1.0, Class 2 and Class 2.0. Asynchronous Data Handling MultiAccess Communications Server MA30120 User Guide...
Page 155
-17dBm = 2906 2590 2308 -18dBm = -19dBm = -20dBm = Additionally, older slower protocols may perform better at higher power levels. 23088 16384 12983 10313 0 dBm = -03dBm = -05dBm = -07dBm = MultiAccess Communications Server MA30120 User Guide...
Page 156
This index is used to define the delay before entering into the answer state. The delay time is specified in 100 ms increments. The default value of 20 (times 100ms) equates to 2 seconds. This index would most likely be used in quick connect or reverse dial applications. MultiAccess Communications Server MA30120 User Guide...
Page 157
The minimum setting is 0. The maximum setting is 360. This index controls the length of time that the answering port transmits the V.22bis unscrambled repetitive double dibit pattern (S1) following detection of the S1 sequence from the client modem. MultiAccess Communications Server MA30120 User Guide...
Page 158
This index controls the answer tone frequency. The possible settings are 0 and 1. If this index is set to 0, a 2100 Hz answer tone is sent. If it is set to 1, a 2225 Hz answer tone is set. MultiAccess Communications Server MA30120 User Guide...
Look for response “ok” (if applicable). Issue the Call Type command followed by the dial string at:m112=64 atd17635022020 at:m112=64d17635022020 Look for the call progress (connect 64000) message. Look for, or start sending, application data MultiAccess Communications Server MA30120 User Guide...
Page 160
Data Modem - Connection Rate and Error Correction. The MA30120 modem by default will auto negotiate the “carrier speed” (modulation protocol) and “type” (error control protocol) with the remote modem. The auto negotiation process starts at V92 speeds and works it way down to 300bps.
BEL Bell or Alarm DC2 Device Control 2 Group Separator BS Backspace DC3 Device Control 3 RS Record Separator HT Horizontal Tab DC4 Device Control 4 US Unit Separator LF Line Feed NAK Negative Acknowledge DEL Delete MultiAccess Communications Server MA30120 User Guide...
204.26.122.121. Starting with version 1.10 or newer it contacts the update server via the opening the DNS name “update.multitech.com”. For the MultiAccess to resolve DNS names, a valid DNS server must be defined in the Network Setup menu. As of March 2006 - The IP address of the Update Server is now 65.126.90.15.
Page 163
T1/E1 circuit to be looped back at the point of termination when the premise equipment is not providing a T1/E1 signal. Remove the chassis cover by removing 3 screws across the back (center and outer ends). The cover slides forward approximately 1 inch, then lift straight up. The cover is on tight. MultiAccess Communications Server MA30120 User Guide...
Page 164
Recovery images are named as “multiaccess-releasedate-v#.##.iso”. For example the 1.11 version is named “multiaccess-01242005-v1.11.iso”. Download the image. Connect via FTP to update.multitech.com (204.26.122.121), login anonymously, set binary as the transfer mode and the get the .iso file. Note the exact size of the file as it is displayed on the update server.
For more information about where you can drop off your waste equipment for recycling, please contact your local city office, your household waste disposal service or where you purchased the product. MultiAccess Communications Server MA30120 User Guide...
● Polybrominated Diphenyl Ether, [PBDE] < 1000 PPM Environmental considerations: ● Moisture Sensitivity Level (MSL) =1 ● Maximum Soldering temperature = 260C (in SMT reflow oven) Lead usage in some components is exempted by the following RoHS annex, therefore higher lead concentration would be found in some modules (>1000 PPM); –Resistors containing lead in a glass or ceramic matrix compound. MultiAccess Communications Server MA30120 User Guide...
HTML structure. HTML can be frustrating when trying to control the appearance of a Web page and its contents. Style sheets work like templates: you define the style for a MultiAccess Communications Server MA30120 User Guide...
Page 168
A datagram is a self-contained, independent entity of data carrying sufficient information to be routed from the source to the destination computer without reliance on earlier exchanges between this source and destination computer and the transporting network. MultiAccess Communications Server MA30120 User Guide...
Page 169
– The technique used by layered protocols in which a layer adds header information to the Encapsulation protocol data unit (PDU) from the layer above. For example, in Internet terminology, a packet would contain a MultiAccess Communications Server MA30120 User Guide...
Page 170
These documents clarify many of the terms used within the context of information security (infosec). – A one-way security function that takes an input message of arbitrary length and produces a fixed- Hash length digest. Used in SHA (Secure Hash Algorithm). MultiAccess Communications Server MA30120 User Guide...
Page 171
– The part of the IP packet that carries data used on packet routing. The size of this header is 20 IP Header bytes, but usually the IP options following this header are also calculated as header. The maximum length of the header is 60 bytes. The header format is defined in RFC 791. MultiAccess Communications Server MA30120 User Guide...
Page 172
40-bit or 128-bit keys, and all MPPE keys are derived from clear text authentication of the user password. The MultiAccess supports MPPE 40-bit/128-bit encryption. – The process of mapping a name into its corresponding address. Name Resolution MultiAccess Communications Server MA30120 User Guide...
Page 173
– A clearly defined and standardized sentence of commands and answers, with whose help a client Protocol and a server can communicate. Well-known protocols and the services they provide are, for example, HTTP (www), FTP (ftp), and NNTP (news). MultiAccess Communications Server MA30120 User Guide...
Page 174
Internet environment. To access this server from a program, establish a TCP connection to port 101 (decimal) at the service host, SRI-NIC.ARPA (26.0.0.73 or 10.0.0.51). – An IETF standard for Address Allocation for Private Internet. RFC 1918 MultiAccess Communications Server MA30120 User Guide...
Page 175
– A functionality equivalent to DNAT, except that the source addresses of the IP packets SNAT (Source NAT) are converted instead of the target address. This can be helpful in more complex situations (e.g., for diverting MultiAccess Communications Server MA30120 User Guide...
Page 176
– URLs are used to describe the location of web pages, and are also used in many other contexts. An example of an URL is http://www.ssh.com/ipsec/index.html. URLs are defined in IETF RFCs 1738 and 1808. MultiAccess Communications Server MA30120 User Guide...
Page 177
Internet. A VPN can use encryption, user authentication, and/or firewall protection to solve remote access security threats. – A data network, typically extending a LAN beyond a building or campus, linking WAN (Wide Area Network) to other (remote) LANs. MultiAccess Communications Server MA30120 User Guide...
Need help?
Do you have a question about the MultiAccess MA30120 and is the answer not in the manual?
Questions and answers