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Posts Tagged ‘ubuntu’

Adding a user with admin previlege

By hkim • Mar 19th, 2008 • Category: ubuntu

먼저 user를 더한다.
user@domain$: sudo adduser whanoh
Adding user `whanoh’ …
Adding new group `whanoh’ (1003) …
Adding new user `whanoh’ (1003) with group `whanoh’ …
Creating home directory `/home/whanoh’ …
Copying files from `/etc/skel’ …
Enter new UNIX password:
Retype new UNIX password:
passwd: password updated successfully
Changing the user information for whanoh
Enter the new value, or press ENTER for the default
Full Name []: [...]

vista ipv6 issue

By hkim • Feb 26th, 2008 • Category: for myself, ubuntu

Symptom: Internet connections in vista is painfuly slow. Even sometimes I get “timeout.”
Solution:
There may be a problem with vista ipv6. Its “auto tunning” feature nags connection. See, http://robgarrett.com/cs/blogs/software/archive/2006/12/31/vista-firefox-2-slow-network.aspx

ssh slow login

By hkim • Feb 21st, 2008 • Category: for myself, ubuntu

상황: ssh로 호스트 접근할 때 로그인까지의 시간이 너무 길 때

DNS 매칭이 끝난 후에 로그인 프로프트가 뜬다. 따라서
/etc/ssh/sshd_config 내용에
UseDNS no
로 지정해 둔다.