Lab, server is ubuntu system links the HP printer, other computer is Windows, now can only use IP lookup the ubuntu's printer, and host name lookup, the school's IP is dynamically allocated, server IP may change, with IP even special trouble, but the host name can't find, don't know is there a great god can help the computer in the same local area network (LAN), ping IP can ping through, but the host name ping impassability, seek a solution!