Using gsm/gps module as a fpga:- https://hackaday.io/project/168542-cisco-hwic-3g-cdma-as-a-cheap-fpga-board/log/171121-reverse-engineering-the-cisco-hwic-3g-cdma

backup cellular routing

http://wiki.ciscolinux.co.uk/index.php?title=Cisco_1941_with_EHWIC-3G-HSPA%2B7_card_configuration

This is for UK Orange / EE:-

Router#$0/0 gsm profile create 3 everywhere chap eesecure secure ipv4        
Profile 3 will be created with the following values:
PDP type = IPv4
APN = everywhere
Authentication = CHAP
Username = eesecure
Password = secure
Are you sure? [confirm]
Profile 3 written to modem
Router#

Router#show cellular 0/0/0 network 
Current Service Status = Emergency Only, Service Error = None
Current Service = Invalid
Packet Service = None
Packet Session Status = Inactive
Current Roaming Status = Home
Network Selection Mode = Automatic
Country = GBR, Network = O2 - UK
Mobile Country Code (MCC) = 234
Mobile Network Code (MNC) = 10
Location Area Code (LAC) = 21565
Routing Area Code (RAC) = 146
Cell ID = 26948
Primary Scrambling Code = 0
PLMN Selection = Automatic
Router#

Router#sh cellular 0/0/0 gps detail 

GPS Info
-------------
GPS Status: GPS acquiring
GPS Mode Configured: standalone
Latitude: 0 Deg 0 Min 0 Sec North
Longitude: 0 Deg 0 Min 0 Sec East
Timestamp (GMT): Sun Jan  6 00:00:00 1980

Fix type index: 0
HEPE: 0 cm, GPS Mode Used: not configured/unknown, Positioning Source index invalid: 0
Uncertainty Info:
  Angle: 0 deg, A: 50 cm, Position: 50 cm, Vertical: 50 cm
Satellite Info
----------------
Router#

Need to fix

No physical hardware support for line 8
 modem InOut
      ^
% Invalid input detected at '^' marker.

 no exec
      ^
% Invalid input detected at '^' marker.

 transport input all
      ^
% Invalid input detected at '^' marker.

 transport output all
      ^
% Invalid input detected at '^' marker.

 stopbits 1
   ^
% Invalid input detected at '^' marker.

 speed 4800
   ^
% Invalid input detected at '^' marker.

https://routing-bits.com/2010/05/12/hwic-3g-gsm/