1) what is the number of seats from Nagpur to Chennai in Tamil Nadu and GT ..
2) is there any quota system or is the computer reservation dynamic as regards NewDelhi - Nagpur and Nagpur - Chennai bookings ?
3) How do we check for ticket upgradation from SL to 3A - ?
only resort is to ask TTE inside running train...
more...
or can we do so at Nagpur station say one to two hours before train arrives from New Delhi ?
4) is there any extra charges for ticket upgradation payment inside the train ?
or is it the same difference of fare as displayed in this site ?
thanks for your time and interest to reply !!