# State-unknown,down

**URL:** <https://community.openpbs.org/t/state-unknown-down/2681>\
**Category:** Users/Site Administrators\
**Created:** [June 30, 2021, 8:45am UTC](https://community.openpbs.org/t/state-unknown-down/2681 "2021-06-30T08:45:47Z")\
**Posts on this page:** 1\
**Showing post:** 12

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**Author:** ![alexis.cousein](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.openpbs.org/alexis.cousein/32/265_2.png) [@alexis.cousein](https://community.openpbs.org/u/alexis.cousein)\
**Post date:** [July 9, 2021, 7:34am UTC](https://community.openpbs.org/t/state-unknown-down/2681/12 "2021-07-09T07:34:26Z")

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The canonicalised name is the name obtained when you resolve a name to an address and reverse resolve that address to the first name supplied by the reverse resolver.

That canonicalised name must not resolve to different IP addresses (I.e. it must appear on only one line in/etc/hosts.)

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_[View the full topic](https://community.openpbs.org/t/state-unknown-down/2681)._