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1. Introduction 

1.1 Applicable Part Numbers 

 

Orderable Device 

Description 

Carrier 

Network 

Type 

NL-SWDK 

Skywire Development Kit 

Any 

Any 

NL-AB-BBBC 

Skywire BeagleBone Black Cape 

Any 

Any 

NL-AB-MPCIE 

Mini-PCI Express Adapter Board 

Any 

Any 

NL-SW-HSPA 

HSPA+, GPS, Global 

Global 

GSM 

NL-SW-HSPA-B 

HSPA+, GPS, Global 

Global 

GSM 

 

1.2 Prerequisites 

This document assumes you have completed the initial setup

 

 

 

 

 

 

 

 

 

of your modem and development kit. If you have not

 

 

 

 

 

 

 

 

 

 

completed those steps, refer to the Skywire® Development Kit

 

 

 

   

 

 

 

 

User Manual and complete the modem setup before

 

 

 

 

 

 

 

 

proceeding. 

If you are using a device that is communicating via SSH,

 

 

 

   

 

 

 

 

 

 

Telnet, or any other type of Ethernet interface, you must

 

 

 

 

 

 

 

 

 

 

connect to it via USB or serial. Section 2.8 requires the

 

   

 

 

 

 

 

 

 

 

Ethernet interface to be taken down. 

 

 

 

PN 30252 rev 4

 

NimbeLink Corp All Rights Reserved 

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Summary of Contents for Skylink

Page 1: ...Configuring Linux pppd for a Skywire 3G HSPA Modem NimbeLink Corp Updated January 2019 PN 30252 rev 4 NimbeLink Corp All Rights Reserved 1 ...

Page 2: ...erview 4 2 2 Elevate to root 4 2 3 Check for Updates 4 2 4 Install the ppp Package 5 2 5 Verify The Modem is Connected 5 2 6 Ubuntu Only Load the option Driver 5 2 7 Write PPP Scripts 6 2 8 Take Down the Ethernet Interface 7 2 9 Bring Up the PPP Interface 8 2 10 Troubleshooting 9 PN 30252 rev 4 NimbeLink Corp All Rights Reserved 2 ...

Page 3: ...l GSM 1 2 Prerequisites This document assumes you have completed the initial setup of your modem and development kit If you have not completed those steps refer to the Skywire Development Kit User Manual and complete the modem setup before proceeding If you are using a device that is communicating via SSH Telnet or any other type of Ethernet interface you must connect to it via USB or serial Secti...

Page 4: ...T T a carrier 2 2 Elevate to root In order to make the changes necessary it is necessary to login to the root account To do so type the following command into the Terminal For Debian su For Ubuntu sudo i followed by the Enter key You will be prompted to enter your password enter it followed by the Enter key 2 3 Check for Updates Make sure that your Debian or Ubuntu system is up to date using the f...

Page 5: ...Bus 001 Device 002 ID 1bc7 1201 Telit Make note of the eight character hex code right before Telit In the case of a SW LTE TSVG it is 1bc7 1201 To load the option driver type the following into the Terminal modprobe option echo 1bc7 1201 sys bus usb serial drivers option1 new_id 2 7 Write PPP Scripts We need to write two scripts for PPP to reference when initializing the connection Note We have a ...

Page 6: ...ontents of att TNAG are shown below Next copy att TNAG chat to etc ppp peers or copy and paste the contents of att TNAG chat from the GitHub repo to etc ppp peers att TNAG chat Make sure to replace apn with your APN The contents of att TNAG chat are shown below PN 30252 rev 4 NimbeLink Corp All Rights Reserved 6 ...

Page 7: ...e appear on the screen followed by the network communication the Skywire modem is going through to get connected Once the process is complete test the connection ping c 2 www google com and you should receive a response similar to this PING www google com 216 58 216 196 56 84 bytes of data 64 bytes from ord31s21 in f4 1e100 net 216 58 216 196 icmp_seq 1 ttl 50 time 47 8 ms 64 bytes from ord31s21 i...

Page 8: ...le and that the files are named the same xxd att TNAG If you are still having issues rename the last part of line 3 in the att TNAG file to attchat and rename att TNAG chat to attchat and try again If your PPP fails with the error 0x3 in Section 2 9 you may have poor signal strength Move the unit closer to a window for a better signal strength If your PPP still fails with error 0x3 in Section 2 9 ...

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