Ticket #245 (new defect)
127.0.1.1 breaks 3partysw license managers
|Reported by:||alexp||Owned by:|
|Priority:||trivial||Milestone:||The Distant Future|
|Cc:||alexp||Fixed in version:|
Description (last modified by jdreed) (diff)
On Apr 3, 2009, at 6:07 PM, Anders Kaseorg wrote:
127.0.1.1 zippy zippy.mit.edu
is denied, but
This probably happens because hostname -i will be 127.0.1.1 in the
former case, but 188.8.131.52 in the latter case. So this is another
manefestation of the known problem with 127.0.1.1.
Thanks for the information; we really need to solve the problem though; do
we do that by making sure all hosts on those lines are fully qualified?
To be clear, the problem is not that there is a non-fully-qualified
hostname in /etc/hosts. The problem is that because your kernel’s
hostname is zippy, which is resolved by /etc/hosts to 127.0.1.1, license
managers that have a client-side ACL of IP addresses (like 18.*) get
If, as you did, you take zippy out of /etc/hosts (leaving only
zippy.mit.edu), then zippy is resolved by DNS to 184.108.40.206 using the
search path and servers in /etc/resolv.conf, and the license manager
presumably becomes less confused.
A better client-side workaround is to put the right IP address in
220.127.116.11 zippy zippy.mit.edu
which is what I think the Ubuntu installer does if you configure it with a
static IP address at install time. (For the cluster machines, we
We are currently discussing possible solutions on zephyr.
- Priority changed from major to low
- Milestone changed from Fall Release to IAP 2010
- Milestone changed from Summer 2010 (Lucid Deploy) to The Distant Future