most device find port and baud in iGO:
[gps]
port=1
baud=4800

or
[gps]
port=2
baud=57600

IGO .....suggest for your device:
[gps]
port=7
baud=57600

or
[gps]
port=7
baud=38400

you used iGO8 so you can try all the available compbinations inside menu of igO8 to see when iGO8 find port and baud....
you must make only: 5X6=30 combination inside menu to see when iGO8 find gps signal