pt0 device permissions

hi, thanks for the replies. what are these devices? are the permissions ok? crw-rw---- 1 root disk 96, 0 Apr 30 1999 pt0 crw-rw---- 1 root disk 96, 1 Apr 30 1999 pt1 crw-rw---- 1 root disk 96, 2 Apr 30 1999 pt2 crw-rw---- 1 root disk 96, 3 Apr 30 1999 pt3 is it related to my "only root can run xterm" problem? thanks, -alexm