The station is a junction of the Felixstowe Branch Line to Felixstowe , and the East Suffolk Line to Lowestoft . The station is 6 km ( 3 Â 1\/2 miles ) east of Ipswich . The station is a junction of the Felixstowe Branch Line to Felixstowe , and the East Suffolk Line to Lowestoft 6 km ( 3 Â 1\/2 miles ) east of Ipswich .