# Configuration box/router Check ports are open #### Access to box/routeur administration In the URL bar of your web navigator put: ```bash 192.168.0.1 or 192.168.1.1 ``` Then you will need to authentificate. #### Opening ports Opening following ports are necessary to make works differents services. **TCP:** * Web: 80 (HTTP), 443 (HTTPS) * [SSH](/ssh_en): 22 * [XMPP](/XMPP_en): 5222 (clients), 5269 (servers) * [Email](/email_en): 25, 465 (SMTP), 587 (SMTP with SSL), 993 (IMAP) * [DNS](/dns_en): 53 ##### UPnP UPnP permit opening automatically ports. In some case, after changing your box configuration (ex: add IPv6, or unlock SMTP ... ) and a reboot. It happens that ports are no onger opened. So you have to reload your firewall configuration: ```sudo yunohost firewall reload``` ##### Manual opening ports In the case that UPnP doesn’t works, manual opening ports are necessary. ##### Email Internet service porviders blocks port 25 to avoid spam. To send mails, you’ll need to open port 25.