// When set to yes, the damage field in packets sent from woe maps will be set
// to -1, making it impossible for GMs, Bots and Hexed clients to know the
// actual damage caused by attacks. (Note 1)
hide_woe_damage: no
Read Note 1:
//--------------------------------------------------------------
// Note 1: Value is a config switch (on/off, yes/no or 1/0)
// Note 2: Value is in percents (100 means 100%)
// Note 3: Value is a bit field. If no description is given,
// assume unit types (1: Pc, 2: Mob, 4: Pet, 8: Homun, 16: Mercenary)
//--------------------------------------------------------------
Almost all server that I've played hide woe damage.