background image

 

Configuring

 

Linux

 

‘pppd’

 

for

 

Skywire

®

 

4G

 

LTE

 

CAT3

 

GSM

 

Modem 

NimbeLink

 

Corp 

Updated:

 

November

 

2016 

 

 

 

 

PN

 

30251

 

rev

 

2

 

NimbeLink

 

Corp

 

All

 

Rights

 

Reserved 

1

 

 

Summary of Contents for Skywire NL-LTE-TNAG

Page 1: ...Configuring Linux pppd for a Skywire 4G LTE CAT3 GSM Modem NimbeLink Corp Updated November 2016 PN 30251 rev 2 NimbeLink Corp All Rights Reserved 1 ...

Page 2: ...4 2 1 Overview 4 2 2 Elevate to root 4 2 3 Check for Updates 4 2 4 Install the ppp Package 4 2 5 Verify The Modem is Connected 4 2 6 Ubuntu Only Load the option Driver 5 2 7 Write PPP Scripts 5 2 8 Take Down the Ethernet Interface 6 2 9 Bring Up the PPP Interface 7 2 10 Troubleshooting 7 PN 30251 rev 2 NimbeLink Corp All Rights Reserved 2 ...

Page 3: ...le 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 Sect...

Page 4: ...es 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 following commands apt get update apt get upgrade 2 4 Install...

Page 5: ... 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 GitHub page with the necessary PPP files available for customers to use located here ...

Page 6: ...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 2 8 Take Down the Ethernet Interface A PPP connection requires that any existing Ethernet connection be taken down To bring down the Ethernet connection type the following command PN 30251 rev 2 NimbeLink Corp All Rights Reserved 6 ...

Page 7: ...ytes 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 in f4 1e100 net 216 58 216 196 icmp_seq 2 ttl 50 time 90 6 ms www google com ping statistics 2 packets transmitted 2 received 0 packet loss time 1001ms rtt min avg max mdev 47 818 69 237 90 656 21 419 ms This indicates that your PPP connection is up and connected to the network ...

Page 8: ... 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 your APN may be incorrect Verify that your APN is correct in your att TNAG chat file PN 30251 rev 2 NimbeLink Corp All Rights Reserved 8 ...

Reviews: