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1: About this document

Configuring a GSM (3G) modem on a GW2040 Series Router

Issue: 1.5

Page 3 of 34

About this document

1.1

Scope

This configuration guide explains how to set up and configure a primary link using the
GSM (3G) modem on a GW2040 Series router.

1.2

Readership

This document is for engineers who have previous experience configuring and managing
GW Series routers.

1.3

More information

1.3.1

Assigned interface number

Throughout this guide we have used ppp-2 as the assigned interface number. You can
configure any PPP interface number for connections. For example, ppp-1 could be
substituted for each ppp-2 task covered in this document.

1.3.2

References to GSM (3G)

The GW2040 web interface refers to GSM, not 3G, so screen grabs of the web interface
will vary.

1.4

Terminology

Abbreviation Description
APN

Access Point Name

GSM

Global System for Mobile communications

HSDPA

High-Speed Downlink Packet Access

UMTS

Universal Mobile Telecommunications System

EDGE

Enhanced Data rates for GSM Evolution

1.5

Prerequisites

1.5.1

Inserting the SIM card

Ensure the unit is powered off.

Hold the SIM card with the chip side facing down and the cut corner top left.

Gently push the SIM card into SIM slot 1 until it clicks in.

To remove the SIM card, gently push the SIM card. The card will click out.

WARNING

The SIM card MUST be inserted into the SMG before the unit is powered on.

Summary of Contents for GW2040 Series

Page 1: ...Configuring a GSM 3G modem on a GW2040 Series Router Issue 1 5 Date 10 May 2012 ...

Page 2: ...M 3G modem supports 6 2 3 1 GPRS 6 2 3 2 HSDPA 6 2 3 3 HSUPA 6 2 3 4 UMTS 6 2 3 5 Edge 6 3 Configuring the GW2040 series 7 4 Setting up the GSM 3G modem for a primary WAN link 8 4 1 PPP layer structure 8 4 2 Configuring the GW2040 series to use the GSM 3G modem interface 8 4 2 1 Configure the GSM 3G modem and APN 9 4 2 2 Configure the IP default route 10 4 2 3 Configure the PPP interface 12 4 2 4 ...

Page 3: ...p 1 could be substituted for each ppp 2 task covered in this document 1 3 2 References to GSM 3G The GW2040 web interface refers to GSM not 3G so screen grabs of the web interface will vary 1 4 Terminology Abbreviation Description APN Access Point Name GSM Global System for Mobile communications HSDPA High Speed Downlink Packet Access UMTS Universal Mobile Telecommunications System EDGE Enhanced D...

Page 4: ...e 1 5 Page 4 of 34 Do not insert or remove the SIM card after the unit has been powered on 1 5 2 Internet Service Provider details Before you configure the GSM 3G modem check with your Internet Service Provider for the following information Number Username and password PIN PUK and Access Point Name ...

Page 5: ...all in a mobile environment The GW2040 Series router contains a GSM Global System for Mobile communications 3G wireless modem The modem in connection with a SIM card establishes a WAN connection to the Internet The GW2040 Series router supports a maximum download speed of 7 2 Mbps and a maximum upload speed of 384 kbps 2 2 Typical uses of the GSM 3G modem You can use the GSM 3G modem on the GW2040...

Page 6: ...ransmit small bursts of data The maximum data rate available to the 3G modem depends on provisioning by the network operator 2 3 2 HSDPA HSDPA High Speed Downlink Packet Access uses circuit switched technology to transmit data at speeds of up to 7 2Mbps 2 3 3 HSUPA HSUPA High Speed Uplink Packet Access is a 3G mobile telephony protocol with up link speeds of 5 76Mbps 2 3 4 UMTS UMTS Universal Mobi...

Page 7: ...orrectly connected to your PC type fast start into the URL line of your browser to display the start page Alternatively you can type in the IP address of the gateway Figure 3 The GW2040 series web interface start page If a login page appears type in the login password you received from your administrator If you have not received a password contact the Virtual Access Support team Access the Fast St...

Page 8: ...ructure required to configure a primary WAN link Figure 4 PPP layer structure 4 2 Configuring the GW2040 series to use the GSM 3G modem interface To configure the GW2040 Series to use the GSM 3G modem interface follow the steps in sections 4 2 1 to 4 2 10 You do not have to save each configuration until you have updated all your settings When you have completed all your configuration changes you m...

Page 9: ...K and PUK2 according to your ISP settings Field name Description Command line APN Access Point Name For GPRS operation only An access point name is given by a network operator for connection into the GPRS network Enter your service provider s Access Point Name APN Set Modem Interface Gsm Apn PIN SIM PIN number This may or may not be required depending on SIM card type Check with your service provi...

Page 10: ...ts to 2G Set Radio Access to auto Set Modem Interface Gsm Rat Table 1 GSM on modem 0 fields their descriptions and command lines Click Update The Configuration Update Result page appears You do not have to save your configurations until you have updated all your settings 4 2 2 Configure the IP default route In the Expert View menu select system ip ip routing default routes list The IP Default Rout...

Page 11: ...te Type to unnumbered Ip Route Default Indexed Numbered Numbered Route Next Hop IP If you have set Route Type to numbered enter the IP address in dotted decimal notation of an adjacent router to which to send traffic when a route to a destination is not known by the local device Ip Route Default Indexed Next Hop Ip Unnumbered Route Next Hop Interface If you have set Route Type to unnumbered select...

Page 12: ...guration Update Result page appears 4 2 3 Configure the PPP interface The GSM 3G modem uses the modem 0 interface so you must configure ppp 2 to send and receive data using the modem 0 interface In the Expert View menu select interfaces ppp 2 wan interface The PPP WAN Interface page appears Figure 8 The WAN interface page On the PPP WAN Interface on ppp 2 page select Modem 0 from the Wan Interface...

Page 13: ...Enabled Type Select one of the following options to define the point to point link associated with the PPP interface as operating in unnumbered IP mode or numbered IP mode numbered Configures an IP point to point link for numbered operation Default unnumbered Configures an IP point to point link for numberless or unnumbered operation Note when an interface is defined as unnumbered the IP Address f...

Page 14: ...ce The IP router process establishes a host route to the end point of each point to point link based on the remote address Remote IP Address to 0 0 0 0 Set Ip Interface Remote Address Remote Mask Specify the subnetwork mask in dotted decimal notation to be associated with the remote end point of an unnumbered IP link Remote Mask to 255 255 255 0 Set Ip Interface Remote Mask MTU Enter the size in b...

Page 15: ...of outgoing IP datagrams on this interface Yes Enables translation of outgoing IP datagrams on the selected interface no Disables translation of outgoing IP datagrams on the selected interface Ip Address Translation Interface Enabled Table 5 The outgoing address translation on ppp 2 field its description and command line On the Outgoing Address Translation page set Enabled to no when using a routi...

Page 16: ...p Interface Local Option Ipcp Address Negotiation Required Enabled Negotiable Indicates whether the IP address is negotiable or not negotiable Negotiable to yes Ppp Interface Local Option Ipcp Address Negotiable Enabled IP Address If negotiation is enabled enter the IP address to use for local IP address negotiation Enter the IP address in dotted decimal notation Set IP Address to 0 0 0 0 Ppp Inte...

Page 17: ...otiation Required Enabled Negotiable Indicates whether primary DNS negotiation is negotiable or not negotiable by the local end of the link Negotiable to yes Set Ppp Interface Local Option Ipcp Primary Dns Address Negotiable Enabled IP Address Enter the IP address of the primary DNS server to be used by the local end of the link Setting the IP address to 0 0 0 0 is an explicit request that the rem...

Page 18: ...to no Set Ppp Interface Local Option Ipcp Secondary Dns Address Negotiation Required Enabled Negotiable Indicates whether primary DNS negotiation is negotiable or not negotiable by the local end of the link Negotiable to yes Set Ppp Interface Local Option Ipcp Secondary Dns Address Negotiable Enabled IP Address Enter the IP address of the primary DNS server to be used by the local end of the link ...

Page 19: ... Enabled to yes and set Asychronous Link Enabled to yes You can leave all other settings at their default values Field name Configuration Command line Enabled Enables the ppp 2 interface Set Ppp Interface Enabled Maximum Receive Unit MRU The SMG sends the MRU to the end device or peer to inform it that the router can receive larger packets or to request that the peer send smaller packets Enter the...

Page 20: ...ds to send the LQR The maximum allowed is 3600 seconds the default is 0 seconds Set Ppp Interface Time To Send Lqr Send Time Remaining Enabled Enables or disables the option to send a notice indicating the amount of time remaining for the connection on the selected interface Set Ppp Interface Send Time Remaining Enabled Send Identifier String Enabled Enables or disables the option to send an ident...

Page 21: ...age set the local username and password Field name Description Command line Local Username Enter an ASCII string for the authentication user name on the selected PPP interface This username is used in PAP and CHAP security Option Description Minimum length 0 Default Value Unspecified Maximum length 63 Units Unspecified Set Ppp Interface User Name Local Password Enter an ASCII string for the authen...

Page 22: ...command lines Click Update The Configuration Update Result page appears The Send PAP Password on ppp form is used to indicate whether or not to send the Password Authentication Protocol PAP password in response to a request In the Expert View menu select interfaces ppp 2 ppp authentication send PAP The Send PAP Password page appears Figure 17 The send PAP password page On the Send PAP page set ena...

Page 23: ...le Specifies whether or not sending the PAP password is negotiable Option Description yes Enables sending PAP is negotiable no Disables sending PAP is not negotiable Ppp Interface Remote Option Pap Negotiable Enabled Table 10 The send PAP password on ppp fields their descriptions and command lines Click Update The Configuration Update Result page appears In the Expert View menu select interfaces p...

Page 24: ...sion if the call destination device has a subaddress defined No spaces are allowed Set Dial Neighbour Originate Subaddress Incoming Call Remote Number Specifies the number of one of the locations that is allowed to place calls on this interface No spaces are allowed Set Dial Neighbour Answer Address Incoming Call Local Number Specifies the device s local subaddress or extension if the call source ...

Page 25: ... be maintained Set Dial Neighbour Maximum Duration Table 11 The call details fields their descriptions and command lines On the Call Details page enter the number for the GSM 3G modem to connect to Normally 99 is a valid string Ensure that Permissions is set to call Click Update The Configuration Update Result page appears 4 2 10 Configure the modem interface In the Expert View menu select interfa...

Page 26: ...tring that is sent to the modem on boot US value Default UK value at gci B4 Japan value at gci 00 Multiple command example at gci B4 vcid 1 v0w2e0 Set Modem Interface Boot Initialization String Full Duplex Enabled or disable full duplex on modem Set Modem Interface Fullduplex Enabled Tone Dial Enabled Enables or disable dial tone Set Modem Interface Tone Dial Enabled Table 12 The modem interface o...

Page 27: ...Config 1 Config 2 Alternate Config It is good practice to save to Alternate Config in case your committed configurations are unsuccessful If you select a different configuration option to the existing configuration you will need to change the Boot Config to reload into the correct configuration 4 2 12 Reload the configuration In the Expert View menu select set boot configuration In the drop down m...

Page 28: ...ools are provided as a series of Java applets 5 1 View the connection monitor To access Monitor in the Advanced menu click Connection Monitor The GSM 3G modem interface is shown as MODEM on the Connection Monitor interface Figure 24 The connection monitor interface 5 1 1 Call history The Call History page gives a history of GSM 3G connectivity over a number of days You can use the zoom facility to...

Page 29: ...G modem Called No Called ISP phone number not shown in case of GPRS mode connection Source IP Source IP address of the packet that caused the router to bring up this call Destination Destination IP address of the packet that caused the router to bring up call Protocol Protocol carried by the IP packet that caused the router to bring up this call Data In Number of data bytes and packets received on...

Page 30: ...he Active Data Connections applet appears Figure 27 The active data connections applet Command line show active connections Figure 28 Output from the command line show active connections 5 1 3 Trace analyzer The Trace Analyzer provides a web interface to event tracing allowing you to quickly locate and analyze problems To view the Trace Analyzer from the web interface Start page click Advanced In ...

Page 31: ...ries Router Virtual Access Ltd Issue 1 5 Page 31 of 34 Figure 29 The trace analyzer page To trace modem events check Custom Events and then click Select The Select Events to Trace pop up window appears In the Select Event Classes to Trace dialog box add Modem to the list of selected events ...

Page 32: ... 30 The select event class pop up window Click OK In the Trace Analyzer window click Start Trace The modem call events display in the trace analyzer window Figure 31 shows the type of events that will display when the GSM 3G modem establishes a link with the ISP For a full list of GSM modem events see Table 14 Figure 31 The trace analyzer event log ...

Page 33: ...K2 is required INFO MODEM SIM PUK SIM is present but PUK is required INFO MODEM REGISTERED TO NTWK GSM 3G modem registered to home network INFO MODEM NETWORK NOT FOUND GSM 3G modem could not find mobile network INFO MODEM SEARCHING FOR NTWK GSM 3G modem is searching for mobile network INFO MODEM DENIED NTWK REGISTR GSM 3G modem has been denied network registration INFO MODEM NTWK STATUS UNKNOWN Th...

Page 34: ...a GSM 3G modem on a GW2040 Series Router Virtual Access Ltd Issue 1 5 Page 34 of 34 Figure 25 The statistics for interface modem 0 page Show modem interface type modem 0 Show modem interface gsm technology modem 0 Show modem interface gsm signal quality modem 0 ...

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