wok-current annotate siproxd/description.txt @ rev 25563

Up openssh (9.3p1)
author Pascal Bellard <pascal.bellard@slitaz.org>
date Sat May 06 08:42:03 2023 +0000 (20 months ago)
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Hans-G?nter@25307 1 Siproxd is a proxy/masquerading daemon for the SIP protocol.
Hans-G?nter@25307 2 It handles registrations of SIP clients on a private IP
Hans-G?nter@25307 3 network and performs rewriting of the SIP message bodies to
Hans-G?nter@25307 4 make SIP connections work via a masquerading firewall (NAT).
Hans-G?nter@25307 5 It allows SIP software clients (like kphone, linphone) or
Hans-G?nter@25307 6 SIP hardware clients (Voice over IP phones which are
Hans-G?nter@25307 7 SIP-compatible, such as those from Cisco, Grandstream or
Hans-G?nter@25307 8 Snom) to work behind an IP masquerading firewall or NAT
Hans-G?nter@25307 9 router.
Hans-G?nter@25307 10
Hans-G?nter@25307 11 SIP (Session Initiation Protocol, RFC3261) is the protocol
Hans-G?nter@25307 12 of choice for most VoIP (Voice over IP) phones to initiate
Hans-G?nter@25307 13 communication.
Hans-G?nter@25307 14 By itself, SIP does not work via masquerading firewalls as
Hans-G?nter@25307 15 the transferred data contains IP addresses and port numbers.
Hans-G?nter@25307 16 There do exist other solutions to traverse NAT existing
Hans-G?nter@25307 17 (like STUN, or SIP aware NAT routers), but such a solution
Hans-G?nter@25307 18 has its disadvantages or may not be applicable to a given
Hans-G?nter@25307 19 situation.
Hans-G?nter@25307 20 Siproxd does not aim to be a replacement for these solutions,
Hans-G?nter@25307 21 however in some situations siproxd may bring advantages.