---
title: Configuring network settings
redirect_from:
  - /enterprise/admin/guides/installation/dns-hostname-subdomain-isolation-and-ssl/
  - /enterprise/admin/articles/about-dns-ssl-and-subdomain-settings/
  - /enterprise/admin/articles/configuring-dns-ssl-and-subdomain-settings/
  - /enterprise/admin/guides/installation/configuring-your-github-enterprise-network-settings/
  - /enterprise/admin/installation/configuring-your-github-enterprise-server-network-settings
  - /enterprise/admin/configuration/configuring-network-settings
intro: 'Configure {% data variables.product.prodname_ghe_server %} with the DNS nameservers and hostname required in your network. You can also configure a proxy server or firewall rules. You must allow access to certain ports for administrative and user purposes.'
mapTopic: true
versions:
  enterprise-server: '*'
---