Three days of strike by the RMT union began today as part of an ongoing row over planned changes to the role of the conductor.
RMT General secretary released a statement calling on the government to meet with union members to end the disruption.
Our guards members on Southern Rail remain rock solid and absolutely determined in their action in defence of rail safety this morning.
Passengers are being advised to check their journey before travelling.
REPORT: Southern trains ground to a halt for the third day this week as angry passengers staged a protest at Victoria station
Talks aimed at resolving the Southern Railway drivers' dispute are being held at the conciliation service Acas.
Frustrated passengers share their stories as the worst train strike for 20 years hits home.