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A Service record (SRV record) is a specification of data in the Domain Name System (DNS) defining the location (i.e. the hostname and port number) of servers for specified services. It is defined in [http://tools.ietf.org/html/rfc2782 RFC 2782]. | A Service record ('''SRV record''') is a specification of data in the Domain Name System ('''DNS''') defining the location (i.e. the hostname and port number) of servers for specified services. It is defined in [http://tools.ietf.org/html/rfc2782 RFC 2782]. | ||
== Ports == | == Ports == | ||
=== Very important === | === Very important === | ||
* <span style="color:#FF0000">XMPP uses 5222 ('''C2S''') and 5269 ('''S2S''') ports in TCP only ([http://xmpp.org/rfcs/rfc6120.html RFC | * <span style="color:#FF0000">XMPP uses 5222 ('''C2S''') and 5269 ('''S2S''') ports in TCP only ([http://xmpp.org/rfcs/rfc6120.html RFC 6120]).</span> | ||
=== If used === | === If used === | ||
* STUN uses 3478 port in TCP/UDP and STUNS (STUN over TLS) uses 5349 port in TCP only ([http://tools.ietf.org/html/rfc5389 RFC 5389]). | * STUN uses 3478 port in TCP/UDP and STUNS (STUN over TLS) uses 5349 port in TCP only ([http://tools.ietf.org/html/rfc5389 RFC 5389]). |
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