1) install usb_modeswitch

    yum install usb_modeswitch

2) Append following directives to all persisten-cd.rules with the word "Novatel"

    , RUN+="/usr/bin/usb_modeswitch", RUN+="/usr/bin/eject %k"

/etc/udev/rules.d/70-persistent-cd.rules

4) install wvdial

    yum install wvdial

5) create a wvdial configuration file

#/etc/wvdial.cfg
[Dialer verizon]
Phone = #777
Password = vzw
Username = 615767XXXX@vzw3g.com
[Dialer Defaults]
Modem = /dev/ttyUSB0
Baud = 115200
Init = ATZ
Dial Command = ATDT
Stupid mode = 1

6) start wvdial as root

    wvdial verizon

7) add the default route

    route add default gw 66.174.26.4

8) add nameservers to /etc/resolv.conf

    nameserver 66.174.95.44
    nameserver 69.78.96.14