一个问题，登录时候输入用户名后很慢 远程没有办法登录，

balcony

本机也是这个样子， 显示是timeout  下面是 syslog
May  9 14:24:58  telnetd[10048]: unable to write terminal control database entry for line ttyp3
May  9 15:31:46  telnetd[10594]: can't find terminal control database entry for line ttyp3
May  9 15:32:05  telnetd[10596]: can't find terminal control database entry for line ttyp5
May  9 15:33:32  telnetd[10598]: can't find terminal control database entry for line ttyp3
May  9 15:34:40  telnetd[10625]: can't find terminal control database entry for line ttyp3
May  9 15:34:56  telnetd[10606]: can't find terminal control database entry for line ttyp5
May  9 15:37:11  telnetd[10645]: can't find terminal control database entry for line ttyp3
May  9 15:38:49  telnetd[10620]: can't find terminal control database entry for line ttyp6
May  9 15:39:11  telnetd[10649]: can't find terminal control database entry for line ttyp3
May  9 15:48:42  telnetd[10019]: can't find terminal control database entry for line ttyp2
May  9 16:05:31  telnetd[10715]: can't find terminal control database entry for line ttyp3
May  9 16:07:04  telnetd[7653]: can't find terminal control database entry for line ttyp4
May  9 16:07:04  telnetd[8395]: can't find terminal control database entry for line ttyp1
May  9 16:14:57  telnetd[10774]: can't find terminal control database entry for line ttyp1
May  9 16:22:08  telnetd[10854]: can't find terminal control database entry for line ttyp1
May  9 16:39:07  telnetd[10904]: can't find terminal control database entry for line ttyp1
May  9 16:40:00  telnetd[10906]: can't find terminal control database entry for line ttyp3

simbalwd

你用的是SCO Unix v5.0.6吧？我的机器也有这样的毛病。
但是是偶尔出现，次数也不算少。