From: Joe Beanfish on
On 04/19/10 19:33, Joseph Morales wrote:
> We're experimenting with deploying SUSE 10 SP3 systems and adding them to a
> Windows domain and DNS. Oddly, when we register in DNS, it gets registered
> under two address: the real IP address, and the address 127.0.0.2. Also, an
> ip addr command shows that the loopback device lo has two addresses:
> 127.0.0.1 and 127.0.0.2.
>
> The above behavior is just on SP3. On SUSE 10 SP2, the lo device has only
> the 127.0.0.1 address, and the system is able to register correctly in DNS.
>
> Has anyone ever seen this behavior? Do you know what the 127.0.0.2 address
> signifies, or how to get rid of it?

Don't know anything abuse SUSE.

The only time I've heard of 127.0.0.2 is in the context of email block
lists such as spamcop. You lookup a sender IP in their DNS and they return
127.0.0.2 if it's a spammer.