Via Safdarjung jaana bhi ek reason hai, agar nizamuddin ya new delhi se hoke a jaati toh zada feasible hoti. But talking practically Jhansi to Jammu Sabhi trains mein huge waiting hai and Delhi to Jammu to ticket hi nahi milti.. This train is really required kyunki Delhi to Katra sabhi trains waitlisted hein, aur Jhansi to Katra trains kam hein aur huge waiting hai.