#!/bin/sh # Sierra Wireless 3G/4G 250U # CDMA Version # at!rssi? # Show signal level -60 to -90 dbm is acceptable # at!pcinfo # Show if the modem is online # at!pcstate=1 # Turn radio on chat -t 100 -v '' 'ATZ' \ 'OK' 'AT!PCSTATE=1' \ 'OK' 'ATDT#777' \ TIMEOUT 120 \ 'CONNECT' '\c' |