# Primary network interface is wrong...?

**URL:** <https://forums.suse.com/t/primary-network-interface-is-wrong/33912>\
**Category:** SUSE Multi Linux Manager\
**Created:** [May 7, 2019, 12:36pm UTC](https://forums.suse.com/t/primary-network-interface-is-wrong/33912 "2019-05-07T12:36:31Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![christer\_solskogen](https://avatars.discourse-cdn.com/v4/letter/c/eada6e/32.png) [@christer\_solskogen](https://forums.suse.com/u/christer_solskogen)\
**Post date:** [May 7, 2019, 12:36pm UTC](https://forums.suse.com/t/primary-network-interface-is-wrong/33912/1 "2019-05-07T12:36:31Z")

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When registration a new client (ssh tunnel) the primary network interface is set to lo0, so the system recognizes 127.0.0.1 as the address instead of the ip of eth0.  
This was with a SLES15 client (not tried 12SP4 yet) but how can I can change the primary interface so that I won’t have to change the primary interface afterwards?

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**Author:** ![Automatic\_Reply](https://avatars.discourse-cdn.com/v4/letter/a/ecb155/32.png) [@Automatic\_Reply](https://forums.suse.com/u/Automatic_Reply)\
**Post date:** [May 13, 2019, 7:30am UTC](https://forums.suse.com/t/primary-network-interface-is-wrong/33912/2 "2019-05-13T07:30:18Z")

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christer,

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**Author:** ![mcalmer](https://avatars.discourse-cdn.com/v4/letter/m/b4bc9f/32.png) [@mcalmer](https://forums.suse.com/u/mcalmer)\
**Post date:** [May 14, 2019, 2:11pm UTC](https://forums.suse.com/t/primary-network-interface-is-wrong/33912/3 "2019-05-14T14:11:15Z")

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[QUOTE=christer\_solskogen;57615]When registration a new client (ssh tunnel) the primary network interface is set to lo0, so the system recognizes 127.0.0.1 as the address instead of the ip of eth0.  
This was with a SLES15 client (not tried 12SP4 yet) but how can I can change the primary interface so that I won’t have to change the primary interface afterwards?[/QUOTE]

The mechanism to auto-select the primary network interface just look for the outgoing connection to reach the SUSE Manager Server.  
With ssh-tunnel this is always localhost.

You can change it only after the system is available.

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**Author:** ![christer\_solskogen](https://avatars.discourse-cdn.com/v4/letter/c/eada6e/32.png) [@christer\_solskogen](https://forums.suse.com/u/christer_solskogen)\
**Post date:** [May 16, 2019, 4:26pm UTC](https://forums.suse.com/t/primary-network-interface-is-wrong/33912/4 "2019-05-16T16:26:47Z")

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[QUOTE=mcalmer;57674]The mechanism to auto-select the primary network interface just look for the outgoing connection to reach the SUSE Manager Server.  
With ssh-tunnel this is always localhost.

You can change it only after the system is available.[/QUOTE]

But that’s an error, I think. Because it does not happen with SLES12SP4.
