Re: SIMPLE and OMA and 3Gpp and RCS and… (new subject)

"Olle E. Johansson" <[email protected]> Thu, 1 Nov 2012 20:20:59 +0100
Newsgroups gmane.ietf.simple
Message-ID <[email protected]>
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1 nov 2012 kl. 19:40 skrev "DRAGE, Keith (Keith)" =
<[email protected]>:

> As regards presence usage in 3GPP, my statement about presence related =
to emergency usage only.
> =20
> As a capability, 3GPP specified presence in release 6, in 3GPP TS =
24.141. This is an endorsement of IETF SIMPLE documents with the minor =
exception of collection of presence information about the user using =
existing 3GPP internal interfaces (e.g. status from HSS, location from =
GMLC), which are then adapted into SIMPLE protocols.
> =20
> OMA subsequently specified their stuff which enhances and expands on =
IETF SIMPLE.
> =20
> TISPAN took the 3GPP presence usage, but took the OMA XDM stuff to =
cover the list management.
> =20
> GSMA took the OMA documents to create RCS.
> =20
> Operators could be deploying any of this, but I suspect they are using =
RCS primarily.
> =20
> And as said, none of this applies to emergency call to my knowledge, =
except possibly in the context of the PSAP being a normal user and being =
able to watch with those capabilities.

Keith,
Thanks for taking me through that dance... I now have a better =
understanding.

What is the current relationship betwen OMA and the IETF? ANy =
cooperation, like between 3Gpp and the IETF?

/O

> =20
> Keith
> =20
> From: [email protected] [mailto:[email protected]] On =
Behalf Of Olle E. Johansson
> Sent: 01 November 2012 18:27
> To: DRAGE, Keith (Keith)
> Cc: Bernard Aboba; [email protected]
> Subject: Re: [Simple] SIMPLE and Emergency Services
> =20
> =20
> 1 nov 2012 kl. 16:44 skrev "DRAGE, Keith (Keith)" =
<[email protected]>:
>=20
>=20
> Release 11 of 3GPP IMS specifications add session based media to =
emergency call usage in addition to voice and real time text. For =
messaging, that includes MSRP.
> =20
> While many countries are trying to ensure that PSAPs can handle SMS =
(which is not session based), this needs to be regarded as something =
that exists where nothing else does =96 as it provides the responder =
with no ability to interrogate the user to obtain more information.
> =20
> For presence, nothing special has been specified by 3GPP.
> Keith,
> Please guide me through this. Is 3gpp not using the OMA specs?=20
> =20
> For me that is classified as "special" and not part of the IETF specs. =
:-)
> =20
> If not, have 3gpp tested interoperability of SIMPLE across vendors? =
The ability to add buddies and share buddy lists, regardless of client? =
Just curious of the process.
> =20
> /O
>=20
>=20
> =20
> Keith
> =20
> From: [email protected] [mailto:[email protected]] On =
Behalf Of Bernard Aboba
> Sent: 31 October 2012 22:08
> To: [email protected]
> Subject: Re: [Simple] SIMPLE and Emergency Services
> =20
> In response to Olle's question about whether SIMPLE is an abject and =
irredeemable failure,  I would note that SIMPLE is still under =
consideration for use in emergency services, if only because XMPP isn't =
yet a viable alternative. For example, both NENA i3 and ECRIT PhoneBCP =
mention SIMPLE, but refer to XMPP support of emergency services as =
future work. In emergency scenarios, presence and address books are =
typically not considered since the PSAP is neither a presentity nor a =
watcher.  Instead, SIMPLE is used as a way of conveying information =
between the caller and PSAP, including location, a message body and =
additional data.
>=20
> With SMS to 911 under active
> discussion with regulatory bodies, the question about whether we can =
rely on
> SIMPLE for emergency use has become a "hot issue". As an example,
> there has been a suggestion that MESSAGE could be used to support =
conveyance of SMS text messages to a
> "text gateway" that would then pass them on to the PSAP (possibly in
> a different form, such as translating to TTY/TDD).  Not only might =
this
> help standardize the transport of SMS messages to 911, but it would =
also
> support future uses of MESSAGE for next generation emergency services.=20=

>=20
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> While documents like NENAi3 and ECRIT PhoneBCP still point to SIMPLE =
specs, some folks have pointed to the lack of support for MESSAGE in SIP =
trunking services as an indication that even basic uses of SIMPLE are =
unlikely to see much deployment, and that alternatives for disabled =
access to emergency services (such as RFC 4103 realtime text) should be =
given priority.=20
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> IMHO, unless XMPP for emergency uses is specified by IETF in the near =
future, it is likely that SIMPLE will find its way into emergency =
services architectures in some form. Since the IETF is still =
recommending SIMPLE in documents such as ECRIT PhoneBCP, IMHO the IETF =
has a responsibility to public safety to address interop issues that =
will arise in next generation emergency services scenarios. AFAIK, =
SIMPLE interop issues haven't killed anyone yet. Hopefully this will =
remain true in the future.
>=20
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> Olle E. Johansson said:=20
>=20
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> "Any other thoughts in regards to SIMPLE?
> =20
> Is it a failure or not?
> =20
> Do we have a chance of fixing this within the IETF?
> =20
> Is anyone interested in fixing it so we actually reach the WG goal of =
interoperability?"
> =20
> =20
> _______________________________________________
> Simple mailing list
> [email protected]
> https://www.ietf.org/mailman/listinfo/simple
> =20


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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html =
charset=3Dwindows-1252"><base href=3D"x-msg://17/"></head><body =
style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; =
-webkit-line-break: after-white-space; "><br><div><div>1 nov 2012 kl. =
19:40 skrev "DRAGE, Keith (Keith)" &lt;<a =
href=3D"mailto:[email protected]">keith.drage@alcatel-lucent.=
com</a>&gt;:</div><br class=3D"Apple-interchange-newline"><blockquote =
type=3D"cite"><div lang=3D"EN-GB" link=3D"blue" vlink=3D"blue" =
style=3D"font-family: Helvetica; font-size: medium; font-style: normal; =
font-variant: normal; font-weight: normal; letter-spacing: normal; =
line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: =
0px; text-transform: none; white-space: normal; widows: 2; word-spacing: =
0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; =
word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: =
after-white-space; "><div class=3D"Section1" style=3D"page: Section1; =
"><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =
'Times New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">As regards =
presence usage in 3GPP, my statement about presence related to emergency =
usage only.<o:p></o:p></span></font></div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; ">&nbsp;</span></font></div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">As a =
capability, 3GPP specified presence in release 6, in 3GPP TS 24.141. =
This is an endorsement of IETF SIMPLE documents with the minor exception =
of collection of presence information about the user using existing 3GPP =
internal interfaces (e.g. status from HSS, location from GMLC), which =
are then adapted into SIMPLE =
protocols.<o:p></o:p></span></font></div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; ">&nbsp;</span></font></div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">OMA =
subsequently specified their stuff which enhances and expands on IETF =
SIMPLE.<o:p></o:p></span></font></div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; ">&nbsp;</span></font></div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">TISPAN took =
the 3GPP presence usage, but took the OMA XDM stuff to cover the list =
management.<o:p></o:p></span></font></div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; ">&nbsp;</span></font></div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">GSMA took =
the OMA documents to create RCS.<o:p></o:p></span></font></div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; =
">&nbsp;</span></font></div><div style=3D"margin: 0cm 0cm 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; "><font size=3D"2" =
color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; ">Operators could be deploying any of =
this, but I suspect they are using RCS =
primarily.<o:p></o:p></span></font></div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; ">&nbsp;</span></font></div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">And as =
said, none of this applies to emergency call to my knowledge, except =
possibly in the context of the PSAP being a normal user and being able =
to watch with those capabilities.<o:p></o:p></span></font></div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" =
face=3D"Arial"></font></div></div></div></blockquote><div><br></div>Keith,=
</div><div>Thanks for taking me through that dance... I now have a =
better understanding.</div><div><br></div><div>What is the current =
relationship betwen OMA and the IETF? ANy cooperation, like between 3Gpp =
and the IETF?</div><div><br></div><div>/O</div><div><br><blockquote =
type=3D"cite"><div lang=3D"EN-GB" link=3D"blue" vlink=3D"blue" =
style=3D"font-family: Helvetica; font-size: medium; font-style: normal; =
font-variant: normal; font-weight: normal; letter-spacing: normal; =
line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: =
0px; text-transform: none; white-space: normal; widows: 2; word-spacing: =
0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; =
word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: =
after-white-space; "><div class=3D"Section1" style=3D"page: Section1; =
"><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =
'Times New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; =
">&nbsp;</span></font></div><div style=3D"margin: 0cm 0cm 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; "><font size=3D"2" =
color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; =
">Keith<o:p></o:p></span></font></div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; ">&nbsp;</span></font></div><div =
style=3D"border-style: none none none solid; border-left-width: 1.5pt; =
border-left-color: blue; padding: 0cm 0cm 0cm 4pt; "><div><div =
class=3D"MsoNormal" align=3D"center" style=3D"margin: 0cm 0cm 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; text-align: center; =
"><font size=3D"3" face=3D"Times New Roman"><span lang=3D"EN-US" =
style=3D"font-size: 12pt; "><hr size=3D"2" width=3D"100%" align=3D"center"=
 tabindex=3D"-1"></span></font></div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><b><font =
size=3D"2" face=3D"Tahoma"><span lang=3D"EN-US" style=3D"font-size: =
10pt; font-family: Tahoma; font-weight: bold; =
">From:</span></font></b><font size=3D"2" face=3D"Tahoma"><span =
lang=3D"EN-US" style=3D"font-size: 10pt; font-family: Tahoma; "><span =
class=3D"Apple-converted-space">&nbsp;</span><a =
href=3D"mailto:[email protected]" style=3D"color: blue; =
text-decoration: underline; ">[email protected]</a><span =
class=3D"Apple-converted-space">&nbsp;</span>[mailto:simple-<a =
href=3D"mailto:[email protected]" style=3D"color: blue; text-decoration: =
underline; ">[email protected]</a>]<span =
class=3D"Apple-converted-space">&nbsp;</span><b><span =
style=3D"font-weight: bold; ">On Behalf Of<span =
class=3D"Apple-converted-space">&nbsp;</span></span></b>Olle E. =
Johansson<br><b><span style=3D"font-weight: bold; =
">Sent:</span></b><span class=3D"Apple-converted-space">&nbsp;</span>01 =
November 2012 18:27<br><b><span style=3D"font-weight: bold; =
">To:</span></b><span class=3D"Apple-converted-space">&nbsp;</span>DRAGE, =
Keith (Keith)<br><b><span style=3D"font-weight: bold; =
">Cc:</span></b><span class=3D"Apple-converted-space">&nbsp;</span>Bernard=
 Aboba;<span class=3D"Apple-converted-space">&nbsp;</span><a =
href=3D"mailto:[email protected]" style=3D"color: blue; text-decoration: =
underline; ">[email protected]</a><br><b><span style=3D"font-weight: bold; =
">Subject:</span></b><span =
class=3D"Apple-converted-space">&nbsp;</span>Re: [Simple] SIMPLE and =
Emergency Services</span></font><span =
lang=3D"EN-US"><o:p></o:p></span></div></div><div style=3D"margin: 0cm =
0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"3" face=3D"Times New Roman"><span style=3D"font-size: 12pt; =
">&nbsp;</span></font></div><div style=3D"margin: 0cm 0cm 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; "><font size=3D"3" =
face=3D"Times New Roman"><span style=3D"font-size: 12pt; =
">&nbsp;</span></font></div><div><div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"3" face=3D"Times New Roman"><span style=3D"font-size: 12pt; ">1 =
nov 2012 kl. 16:44 skrev "DRAGE, Keith (Keith)" &lt;<a =
href=3D"mailto:[email protected]" style=3D"color: blue; =
text-decoration: underline; =
">[email protected]</a>&gt;:<o:p></o:p></span></font></div></=
div><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; =
font-family: 'Times New Roman'; "><font size=3D"3" face=3D"Times New =
Roman"><span style=3D"font-size: 12pt; =
"><br><br><o:p></o:p></span></font></div><div link=3D"blue" =
vlink=3D"#606420" style=3D"orphans: 2; text-align: -webkit-auto; widows: =
2; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; =
word-spacing: 0px; "><div><div style=3D"margin: 0cm 0cm 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; "><font size=3D"2" =
color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; ">Release 11 of 3GPP IMS specifications =
add session based media to emergency call usage in addition to voice and =
real time text. For messaging, that includes =
MSRP.<u1:p></u1:p></span></font><o:p></o:p></div></div><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; =
">&nbsp;</span></font><o:p></o:p></div></div><div><div style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; =
"><font size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size:=
 10pt; font-family: Arial; color: navy; ">While many countries are =
trying to ensure that PSAPs can handle SMS (which is not session based), =
this needs to be regarded as something that exists where nothing else =
does =96 as it provides the responder with no ability to interrogate the =
user to obtain more =
information.<u1:p></u1:p></span></font><o:p></o:p></div></div><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; =
">&nbsp;</span></font><o:p></o:p></div></div><div><div style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; =
"><font size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size:=
 10pt; font-family: Arial; color: navy; ">For presence, nothing special =
has been specified by =
3GPP.</span></font><o:p></o:p></div></div></div><div style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; =
"><font size=3D"3" face=3D"Times New Roman"><span style=3D"font-size: =
12pt; ">Keith,<o:p></o:p></span></font></div></div><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"3" face=3D"Times New Roman"><span =
style=3D"font-size: 12pt; ">Please guide me through this. Is 3gpp not =
using the OMA specs?&nbsp;<o:p></o:p></span></font></div></div><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"3" face=3D"Times New Roman"><span =
style=3D"font-size: 12pt; ">&nbsp;</span></font></div></div><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"3" face=3D"Times New Roman"><span =
style=3D"font-size: 12pt; ">For me that is classified as "special" and =
not part of the IETF specs. =
:-)<o:p></o:p></span></font></div></div><div><div style=3D"margin: 0cm =
0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"3" face=3D"Times New Roman"><span style=3D"font-size: 12pt; =
">&nbsp;</span></font></div></div><div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"3" face=3D"Times New Roman"><span style=3D"font-size: 12pt; ">If =
not, have 3gpp tested interoperability of SIMPLE across vendors? The =
ability to add buddies and share buddy lists, regardless of client? Just =
curious of the process.<o:p></o:p></span></font></div></div><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"3" face=3D"Times New Roman"><span =
style=3D"font-size: 12pt; ">&nbsp;</span></font></div></div><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"3" face=3D"Times New Roman"><span =
style=3D"font-size: 12pt; =
">/O<o:p></o:p></span></font></div></div><div><div style=3D"margin: 0cm =
0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"3" face=3D"Times New Roman"><span style=3D"font-size: 12pt; =
"><br><br><o:p></o:p></span></font></div><u1:p></u1:p><div link=3D"blue" =
vlink=3D"#606420" style=3D"orphans: 2; text-align: -webkit-auto; widows: =
2; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; =
word-spacing: 0px; "><div><div style=3D"margin: 0cm 0cm 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; "><font size=3D"2" =
color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; =
">&nbsp;</span></font><o:p></o:p></div></div><div><div style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; =
"><font size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size:=
 10pt; font-family: Arial; color: navy; =
">Keith<u1:p></u1:p></span></font><o:p></o:p></div></div><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; =
">&nbsp;</span></font><o:p></o:p></div></div><div style=3D"border-style: =
none none none solid; border-left-width: 1.5pt; border-left-color: blue; =
padding: 0cm 0cm 0cm 4pt; "><div><div class=3D"MsoNormal" align=3D"center"=
 style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; text-align: center; "><font size=3D"3" face=3D"Times New =
Roman"><span lang=3D"EN-US" style=3D"font-size: 12pt; "><hr size=3D"2" =
width=3D"100%" align=3D"center" =
tabindex=3D"-1"></span></font></div><div><div style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><b><font =
size=3D"2" face=3D"Tahoma"><span lang=3D"EN-US" style=3D"font-size: =
10pt; font-family: Tahoma; font-weight: bold; =
">From:</span></font></b><span class=3D"apple-converted-space"><font =
size=3D"2" face=3D"Tahoma"><span lang=3D"EN-US" style=3D"font-size: =
10pt; font-family: Tahoma; ">&nbsp;</span></font></span><font size=3D"2" =
face=3D"Tahoma"><span lang=3D"EN-US" style=3D"font-size: 10pt; =
font-family: Tahoma; "><a href=3D"mailto:[email protected]" =
style=3D"color: blue; text-decoration: underline; "><font =
color=3D"#606420"><span style=3D"color: rgb(96, 100, 32); =
">[email protected]</span></font></a><span =
class=3D"apple-converted-space">&nbsp;</span>[mailto:simple-<a =
href=3D"mailto:[email protected]" style=3D"color: blue; text-decoration: =
underline; "><font color=3D"#606420"><span style=3D"color: rgb(96, 100, =
32); ">[email protected]</span></font></a>]<span =
class=3D"apple-converted-space">&nbsp;</span><b><span =
style=3D"font-weight: bold; ">On Behalf Of<span =
class=3D"apple-converted-space">&nbsp;</span></span></b>Bernard =
Aboba<br><b><span style=3D"font-weight: bold; ">Sent:</span></b><span =
class=3D"apple-converted-space">&nbsp;</span>31 October 2012 =
22:08<br><b><span style=3D"font-weight: bold; ">To:</span></b><span =
class=3D"apple-converted-space">&nbsp;</span><a =
href=3D"mailto:[email protected]" style=3D"color: blue; text-decoration: =
underline; "><font color=3D"#606420"><span style=3D"color: rgb(96, 100, =
32); ">[email protected]</span></font></a><br><b><span style=3D"font-weight:=
 bold; ">Subject:</span></b><span =
class=3D"apple-converted-space">&nbsp;</span>Re: [Simple] SIMPLE and =
Emergency =
Services</span></font><o:p></o:p></div></div></div><u1:p></u1:p><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"3" face=3D"Times New Roman"><span =
style=3D"font-size: 12pt; =
">&nbsp;<o:p></o:p></span></font></div></div><div><h1 =
style=3D"margin-right: 0cm; margin-left: 0cm; font-size: 24pt; =
font-family: 'Times New Roman'; "><b><font size=3D"3" =
face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: Calibri; =
font-weight: normal; ">In response to Olle's question about whether =
SIMPLE is an abject and irredeemable failure,&nbsp; I would note that =
SIMPLE is still under consideration for use in emergency services, if =
only because XMPP isn't yet a viable alternative.<span =
class=3D"apple-converted-space">&nbsp;</span></span><span =
style=3D"white-space: pre-wrap; "></span></font></b><font size=3D"3" =
face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: Calibri; =
">For example, both NENA i3 and ECRIT PhoneBCP mention SIMPLE, but refer =
to XMPP support of emergency services as future work. In emergency =
scenarios, presence and address books are typically not considered since =
the PSAP is neither a presentity nor a watcher.&nbsp; Instead, SIMPLE is =
used as a way of conveying information between the caller and PSAP, =
including location, a message body and additional =
data.</span></font><o:p></o:p></h1><u1:p></u1:p><div><div style=3D"margin:=
 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; =
"><font size=3D"3" face=3D"Calibri"><span style=3D"white-space: =
pre-wrap; "><span style=3D"font-size: 12pt; font-family: Calibri; ">With =
SMS to 911 under active
discussion with regulatory bodies, the question about whether we can =
rely on
SIMPLE for emergency use has become a "hot issue". As an example,
there has been a suggestion that MESSAGE could be used to <span =
style=3D"white-space: pre-wrap; ">support conveyance of SMS text =
messages to a
"text gateway" that would then pass them on to the PSAP (possibly in
a different form, such as translating to TTY/TDD). &nbsp;Not only might =
this
help standardize the transport of SMS messages to 911, but it would also
support future uses of MESSAGE for next generation emergency services. =
</span></span><u1:p></u1:p></span></font><o:p></o:p></div></div><div><span=
 style=3D"white-space: pre-wrap; ">

<div><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; =
font-family: 'Times New Roman'; "><font size=3D"3" face=3D"Calibri"><span =
style=3D"font-size: 12pt; font-family: Calibri; "><br>
<br>
<br>
</span></font><o:p></o:p></div>

</div>

</span></div><u1:p></u1:p><div><div style=3D"margin: 0cm 0cm 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; "><font size=3D"3" =
face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: Calibri; =
">While documents like NENAi3 and ECRIT PhoneBCP still point to SIMPLE =
specs, some folks have pointed to the lack of support for MESSAGE in SIP =
trunking services as an indication that even basic uses of SIMPLE are =
unlikely to see much deployment, and that alternatives for disabled =
access to emergency services (such as RFC 4103 realtime text) should be =
given =
priority.&nbsp;</span><u1:p></u1:p></font><o:p></o:p></div></div><div><spa=
n style=3D"white-space: pre-wrap; ">

<div><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; =
font-family: 'Times New Roman'; "><font size=3D"3" face=3D"Calibri"><span =
style=3D"font-size: 12pt; font-family: Calibri; "><br>
<br>
<br>
</span></font><o:p></o:p></div>

</div>

</span></div><u1:p></u1:p><div><div style=3D"margin: 0cm 0cm 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; "><font size=3D"3" =
face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: Calibri; =
">IMHO, unless XMPP for emergency uses is specified by IETF in the near =
future, it is likely that SIMPLE will find its way into emergency =
services architectures in some form. Since the IETF is still =
recommending SIMPLE in documents such as ECRIT PhoneBCP, IMHO the IETF =
has a responsibility to public safety to address interop issues that =
will arise in next generation emergency services scenarios. AFAIK, =
SIMPLE interop issues haven't killed anyone yet. Hopefully this will =
remain true in the =
future.</span><u1:p></u1:p></font><o:p></o:p></div></div><div><div =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times =
New Roman'; "><font size=3D"3" face=3D"Calibri"><span =
style=3D"white-space: pre-wrap; "><span style=3D"font-size: 12pt; =
font-family: Calibri; "><br>
<br>
<br>
</span></span></font><o:p></o:p></div></div><u1:p></u1:p><div><span =
style=3D"white-space: pre-wrap; ">

<div><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; =
font-family: 'Times New Roman'; "><font size=3D"3" face=3D"Calibri"><span =
style=3D"font-size: 12pt; font-family: Calibri; ">Olle E. Johansson =
said:&nbsp;</span><u1:p></u1:p></font><o:p></o:p></div>

</div>

</span></div><pre style=3D"margin: 0cm 0cm 0.0001pt; font-size: 10pt; =
font-family: 'Courier New'; white-space: pre-wrap; word-wrap: =
break-word; "><font size=3D"3" face=3D"Calibri"><span style=3D"font-size: =
12pt; font-family: Calibri; ">"Any other thoughts in regards to =
SIMPLE?<u1:p></u1:p></span></font><o:p></o:p></pre><pre style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 10pt; font-family: 'Courier New'; "><font =
size=3D"3" face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: =
Calibri; ">&nbsp;</span></font><o:p></o:p></pre><pre style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 10pt; font-family: 'Courier New'; "><font =
size=3D"3" face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: =
Calibri; ">Is it a failure or =
not?<u1:p></u1:p></span></font><o:p></o:p></pre><pre style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 10pt; font-family: 'Courier New'; "><font =
size=3D"3" face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: =
Calibri; ">&nbsp;</span></font><o:p></o:p></pre><pre style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 10pt; font-family: 'Courier New'; "><font =
size=3D"3" face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: =
Calibri; ">Do we have a chance of fixing this within the =
IETF?<u1:p></u1:p></span></font><o:p></o:p></pre><pre style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 10pt; font-family: 'Courier New'; "><font =
size=3D"3" face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: =
Calibri; ">&nbsp;</span></font><o:p></o:p></pre><pre style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 10pt; font-family: 'Courier New'; "><font =
size=3D"3" face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: =
Calibri; ">Is anyone interested in fixing it so we actually reach the WG =
goal of =
interoperability?"<u1:p></u1:p></span></font><o:p></o:p></pre><pre =
style=3D"margin: 0cm 0cm 0.0001pt; font-size: 10pt; font-family: =
'Courier New'; "><font size=3D"3" face=3D"Calibri"><span =
style=3D"font-size: 12pt; font-family: Calibri; =
">&nbsp;</span></font><o:p></o:p></pre><pre style=3D"margin: 0cm 0cm =
0.0001pt; font-size: 10pt; font-family: 'Courier New'; "><font size=3D"3" =
face=3D"Calibri"><span style=3D"font-size: 12pt; font-family: Calibri; =
">&nbsp;</span></font><o:p></o:p></pre></div></div><div style=3D"margin: =
0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; =
"><font size=3D"4" face=3D"Helvetica"><span style=3D"font-size: 13.5pt; =
font-family: Helvetica; =
">_______________________________________________<br>Simple mailing =
list<br><a href=3D"mailto:[email protected]" style=3D"color: blue; =
text-decoration: underline; "><font color=3D"#606420"><span =
style=3D"color: rgb(96, 100, 32); =
">[email protected]</span></font></a><br><a =
href=3D"https://www.ietf.org/mailman/listinfo/simple" style=3D"color: =
blue; text-decoration: underline; "><font color=3D"#606420"><span =
style=3D"color: rgb(96, 100, 32); =
">https://www.ietf.org/mailman/listinfo/simple</span></font></a><o:p></o:p=
></span></font></div></div></div><div style=3D"margin: 0cm 0cm 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; "><font size=3D"3" =
face=3D"Times New Roman"><span style=3D"font-size: 12pt; =
">&nbsp;</span></font></div></div></div></div></blockquote></div><br></bod=
y></html>=

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