# How to build an intranet nexus yum proxy to external network neuxus yum proxy

**URL:** https://community.sonatype.com/t/how-to-build-an-intranet-nexus-yum-proxy-to-external-network-neuxus-yum-proxy/9252
**Category:** Sonatype Nexus Repository
**Tags:** nexus-repository
**Created:** [September 5, 2022, 2:01am UTC](https://community.sonatype.com/t/how-to-build-an-intranet-nexus-yum-proxy-to-external-network-neuxus-yum-proxy/9252 "2022-09-05T02:01:05Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![sanbianshen](https://avatars.discourse-cdn.com/v4/letter/s/ba8739/32.png) [@sanbianshen](https://community.sonatype.com/u/sanbianshen)
#### Post date: [September 5, 2022, 2:01am UTC](https://community.sonatype.com/t/how-to-build-an-intranet-nexus-yum-proxy-to-external-network-neuxus-yum-proxy/9252/1 "2022-09-05T02:01:06Z")

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pc1 has a nexus yum proxy  
pc2 has a nexus yum proxy to pc1  
pc3 yum config direction pc2

error info:  
failure: repodata/repomd.xml from extras: [Errno 256] No more mirrors to try.  
[http://114.132.40.107:8089/repository/yum-group/centos/7/extras/x86\_64/repodata/repomd.xml:](http://114.132.40.107:8089/repository/yum-group/centos/7/extras/x86_64/repodata/repomd.xml:) [Errno 14] HTTP Error 404 - Not Found