SIEMENS SCTP Applicability Statement Signalling Transport Working Group sigtran Michael Tüxen, Siemens (the present GTT of Lode Coene, Siemens Atea)

SIEMENS ICN D CS D53 May, 2015 Lode Coene SIGTRAN 2 Application statement for SCTP   It describes the general issues concerning transport of data over SCTP  Published  Should answer questions like:  How can I use SCTP to provide required services for my application/system?”  What functions/benefits will it provide?  What functions won't it provide?  What things might I want to consider/modify for my particular system?

SIEMENS ICN D CS D53 May, 2015 Lode Coene SIGTRAN 3 Application statement for SCTP  Open Issues:  be more explicit on congestion control issues  more info on window sizes(ex for satelite use)  more info on randomness of the initital Tag Sequence number(TSN)  adaptations layers not mandatory, should be clearly mentioned  Section on "Recommendations" -> any suggestions?  Other suggestions, text, figures, whatever.... warmly welcomed

SIEMENS ICN D CS D53 May, 2015 Lode Coene SIGTRAN 4 Signalling transport over SCTP applicability statement  It describes the specifics of transporting signalling over SCTP  The signalling transport over SCTP AS was previously known as the SS7-over-IP AS.  It should be more general : M3UA, M2UA, M2UA-peer, IUA, SCUA  Consists of 3 parts:  Signalling transport using SCTP:adaptation layers, multihoming, congestion issues….  Adaptation layers in detail  addressing and naming (how to get from here to there, : IP addresses and names, SS7 addresses and names, usage, role of DNS  Not out yet, a first draft will be out after Adelaide.

SIEMENS ICN D CS D53 May, 2015 Lode Coene SIGTRAN 5 Document matters  Additional contributions greatly appreciated  In any case: Talk to, send to, phone Lode Coene, Siemens Atea John Loughney, Nokia phone:  “And Know for something completely different...”

SIEMENS ICN D CS D53 May, 2015 Lode Coene SIGTRAN 6 Conclusion  UDT(CLD: Adelaide, CLG: Atea, User data: Lode Coene) -> GTT -> routing error -> UDTS(Errorcode: No translation for such a address)  UDT(CLD: Munich, CLG: Atea, User data: Lode Coene) -> GTT -> UDT(CLD: Munich Machtlfinger, CLG: Atea, User data: Lode Coene) -> GTT -> UDT(DPC: SCTP bakeoff, OPC: who cares, User data: finally a place where they have real Beer...)