SIP Privacy

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(Created page with " === Supported Standards === * [http://tools.ietf.org/id/draft-ietf-sip-privacy-04.txt draft-ietf-sip-privacy-04.txt] for support of Remote-Party-ID. * [http://tools.ietf.org...")
 
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=== Supported Standards ===
 
=== Supported Standards ===
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=== ISUP to SIP ===
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=== Acronyms ===
−
 
+
−
==== Acronyms ====
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{| cellpadding="5" border="1" style="width:600px;text-align:left;" class="wikitable"
 
{| cellpadding="5" border="1" style="width:600px;text-align:left;" class="wikitable"
 
|-
 
|-
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| '''PAID'''
 
| '''PAID'''
 
| ''P-Asserted-Identity'' header
 
| ''P-Asserted-Identity'' header
 +
|-
 +
| '''CLI'''
 +
| ''Calling Party Number'' (ISUP or ISDN)
 +
|-
 +
| '''GN'''
 +
| ''Generic Number'' for additional calling party number (ISUP ITU)
 
|-
 
|-
 
| '''APRI'''
 
| '''APRI'''
 
| ''Address Presentation Restricted Indicator'' (ISUP) or ''Presentation indicator'' (ISDN)
 
| ''Address Presentation Restricted Indicator'' (ISUP) or ''Presentation indicator'' (ISDN)
 +
|-
 +
| '''SI'''
 +
| ''Screening Idicator'' (ISUP or ISDN)
 +
|-
 +
| '''{param}'''
 +
| [[Routing_script_tutorial:Mini_Development_Guide#Script_parameters_protocol_mapping|Scripting call parameters]]
 +
|}
 +
 +
 +
 +
= Script call parameter privacy mapping =
 +
 +
== ISUP/ISDN ==
 +
{| cellpadding="5" border="1" style="width:800px;text-align:left;" class="wikitable"
 +
|-
 +
! style="background: none repeat scroll 0% 0% rgb(200, 200, 200);"| '''SS7 param'''
 +
| CLI digits
 +
| CLI APRI
 +
| CLI SI
 +
| GN digits
 +
| GN APRI
 +
| GN SI
 +
|-
 +
!style="background: none repeat scroll 0% 0% rgb(200, 200, 200);" | '''Routing script param'''
 +
| [[Routing_script_tutorial:Mini_Development_Guide#Script_parameters_protocol_mapping|{calling}]]
 +
| [[Routing_script_tutorial:Mini_Development_Guide#Script_parameters_protocol_mapping|{calling_presentation}]]
 +
| [[Routing_script_tutorial:Mini_Development_Guide#Script_parameters_protocol_mapping|{calling_screening}]]
 +
| ''not mapped''
 +
| ''not mapped''
 +
| ''not mapped''
 +
|}
 +
 +
The CLI APRI is mapped according to the following table.
 +
{| cellpadding="5" border="1" style="width:800px;text-align:left;" class="wikitable"
 +
|-
 +
| style="background: none repeat scroll 0% 0% rgb(200, 200, 200);text-align:center;" colspan="3"  | '''{calling_presentation} to ISUP/ISDN'''
 +
|- style="background: none repeat scroll 0% 0% rgb(239, 239, 239);"
 +
| '''{calling_presentation}'''
 +
| '''CLI APRI'''
 +
|-
 +
| "not_available"
 +
| ''Address/Number not available''
 +
|-
 +
| "restricted", "addr_restricted", "name_restricted"
 +
| ''Presentation Restricted''
 +
|-
 +
| "unspecified", "allowed"
 +
| ''Presentation Allowed''
 +
|}
 +
{| cellpadding="5" border="1" style="width:800px;text-align:left;" class="wikitable"
 +
|-
 +
| style="background: none repeat scroll 0% 0% rgb(200, 200, 200);text-align:center;" colspan="3"  | '''ISUP/ISDN to {calling_presentation}'''
 +
|- style="background: none repeat scroll 0% 0% rgb(239, 239, 239);"
 +
| '''CLI APRI'''
 +
| '''{calling_presentation}'''
 +
|-
 +
| ''Address/Number not available''
 +
| "not_available"
 +
|-
 +
| ''Presentation Restricted''
 +
| "restricted"
 +
|-
 +
| ''Presentation Allowed''
 +
| "allowed"
 +
|-
 +
| Other value
 +
| "unspecified"
 +
|}
 +
 +
The CLI SI is mapped according to the following table.
 +
{| cellpadding="5" border="1" style="width:800px;text-align:left;" class="wikitable"
 +
|-
 +
| style="background: none repeat scroll 0% 0% rgb(200, 200, 200);text-align:center;" colspan="3"  | '''{calling_screening} to/from  ISUP/ISDN'''
 +
|- style="background: none repeat scroll 0% 0% rgb(239, 239, 239);"
 +
| '''{calling_screening}'''
 +
| '''CLI SI'''
 +
|-
 +
| "pass"
 +
| ''User provided, verified and passed''
 +
|-
 +
| "fail"
 +
| ''User provided, verified and failed''
 +
|-
 +
| "no"
 +
| ''User provided, not screened/verified''
 +
|-
 +
| "network_provided"
 +
| ''Network Provided''
 +
|}
 +
 +
<br/><br/>
 +
----
 +
 +
== SIP 'Remode-Party-ID' header ==
 +
The Remote-Party-ID header field is defined as:
 +
Remote-Party-ID: "display-name" <address-spec>;rpi-pty-type;rpi-privacy;rpi-screen
 +
=== RPID URI ===
 +
The RPID URI display-name is filled from [[Routing_script_tutorial:Mini_Development_Guide#Script_parameters_protocol_mapping|{private_display}]]. <br \>
 +
The RPID URI address-spec is filled from [[Routing_script_tutorial:Mini_Development_Guide#Script_parameters_protocol_mapping|{private_address}]].
 +
 +
=== RPID rpi-screen param ===
 +
The RPID rpi-screen param is filled according to the following table.
 +
{| cellpadding="5" border="1" style="width:800px;text-align:left;" class="wikitable"
 +
|-
 +
| style="background: none repeat scroll 0% 0% rgb(200, 200, 200);text-align:center;" colspan="3"  | '''{calling_screening} to SIP'''
 +
|- style="background: none repeat scroll 0% 0% rgb(239, 239, 239);"
 +
| '''{calling_screening}'''
 +
| '''RPID rpi-screen param'''
 +
|-
 +
| "unspecified", "pass", "network_provided"
 +
| screen=yes
 +
|-
 +
| "fail", "no"
 +
| screen=no
 +
|}
 +
{| cellpadding="5" border="1" style="width:800px;text-align:left;" class="wikitable"
 +
|-
 +
| style="background: none repeat scroll 0% 0% rgb(200, 200, 200);text-align:center;" colspan="3"  | '''SIP to {calling_screening}'''
 +
|- style="background: none repeat scroll 0% 0% rgb(239, 239, 239);"
 +
| '''RPID rpi-screen param'''
 +
| '''{calling_screening}'''
 +
|-
 +
| screen=yes
 +
| "pass"
 +
|-
 +
| screen=no
 +
| "no"
 +
|-
 +
| no ''screen'' param
 +
| "unspecified"
 +
|}
 +
 +
=== RPID rpi-privacy param ===
 +
The RPID rpi-privacy param is filled according to the following table.
 +
{| cellpadding="5" border="1" style="width:800px;text-align:left;" class="wikitable"
 +
|-
 +
| style="background: none repeat scroll 0% 0% rgb(200, 200, 200);text-align:center;" colspan="3"  | '''{calling_presentation} to SIP'''
 +
|- style="background: none repeat scroll 0% 0% rgb(239, 239, 239);"
 +
| '''{calling_presentation}'''
 +
| '''RPID rpi-privacy param'''
 +
|-
 +
| "unspecified", "not_available", "allowed"
 +
| privacy=off
 +
|-
 +
| "restricted"
 +
| privacy=full
 +
|-
 +
| "addr_restricted"
 +
| privacy=uri
 +
|-
 +
| "name_restricted""
 +
| privacy=name
 +
|}
 +
{| cellpadding="5" border="1" style="width:800px;text-align:left;" class="wikitable"
 +
|-
 +
| style="background: none repeat scroll 0% 0% rgb(200, 200, 200);text-align:center;" colspan="3"  | '''SIP to {calling_presentation}'''
 +
|- style="background: none repeat scroll 0% 0% rgb(239, 239, 239);"
 +
| '''RPID rpi-privacy param'''
 +
| '''{calling_presentation}'''
 +
|-
 +
| privacy=off
 +
| "allowed"
 +
|-
 +
| privacy=full
 +
| "restricted"
 +
|-
 +
| privacy=uri
 +
| "addr_restricted"
 +
|-
 +
| privacy=name
 +
| "name_restricted""
 +
|-
 +
| no ''privacy'' param
 +
| "unspecified""
 +
|}
 +
 +
=== RPID rpi-pty-type param ===
 +
The RPID rpi-pty-type param is harcoded to:
 +
party=calling
 +
<br/><br/>
 +
----
 +
 +
== SIP 'P-Asserted-Identity' and 'Privacy' headers ==
 +
The P-Asserted-Identity and Privacy header field are defined as:
 +
P-Asserted-Identity: "display-name" <address-spec>
 +
Privacy: priv-value
 +
=== PAID URI ===
 +
The PAID URI display-name is filled from [[Routing_script_tutorial:Mini_Development_Guide#Script_parameters_protocol_mapping|{private_display}]]. <br \>
 +
The PAID URI address-spec is filled from [[Routing_script_tutorial:Mini_Development_Guide#Script_parameters_protocol_mapping|{private_address}]].
 +
 +
=== 'Privacy' header ===
 +
The 'Privacy' header is filled according to the following table.
 +
{| cellpadding="5" border="1" style="width:800px;text-align:left;" class="wikitable"
 +
|-
 +
| style="background: none repeat scroll 0% 0% rgb(200, 200, 200);text-align:center;" colspan="3"  | '''{calling_presentation} to SIP'''
 +
|- style="background: none repeat scroll 0% 0% rgb(239, 239, 239);"
 +
| '''{calling_presentation}'''
 +
| '''Privacy priv-value param'''
 +
|-
 +
| "unspecified", "not_available", "allowed"
 +
| none
 +
|-
 +
| "restricted", "addr_restricted", "name_restricted"
 +
| id
 
|}
 
|}

Latest revision as of 10:54, 17 March 2016

Contents

Supported Standards

  • draft-ietf-sip-privacy-04.txt for support of Remote-Party-ID.
  • RFC3323 A Privacy Mechanism for the Session Initiation Protocol (SIP)1
  • RFC3325 Private Extensions to the Session Initiation Protocol (SIP) for Asserted Identity within Trusted Networks2
  • ITU Q.1912.5 Interworking between SIP and BICC/ISUP


[1] Partial support. Support Section 4.1. Constructing Private Messages
[2] Partial support. Doesn't support P-Preferred-Identity.


Acronyms

RPID Remode-Party-ID header
PAID P-Asserted-Identity header
CLI Calling Party Number (ISUP or ISDN)
GN Generic Number for additional calling party number (ISUP ITU)
APRI Address Presentation Restricted Indicator (ISUP) or Presentation indicator (ISDN)
SI Screening Idicator (ISUP or ISDN)
{param} Scripting call parameters


Script call parameter privacy mapping

ISUP/ISDN

SS7 param CLI digits CLI APRI CLI SI GN digits GN APRI GN SI
Routing script param {calling} {calling_presentation} {calling_screening} not mapped not mapped not mapped

The CLI APRI is mapped according to the following table.

{calling_presentation} to ISUP/ISDN
{calling_presentation} CLI APRI
"not_available" Address/Number not available
"restricted", "addr_restricted", "name_restricted" Presentation Restricted
"unspecified", "allowed" Presentation Allowed
ISUP/ISDN to {calling_presentation}
CLI APRI {calling_presentation}
Address/Number not available "not_available"
Presentation Restricted "restricted"
Presentation Allowed "allowed"
Other value "unspecified"

The CLI SI is mapped according to the following table.

{calling_screening} to/from ISUP/ISDN
{calling_screening} CLI SI
"pass" User provided, verified and passed
"fail" User provided, verified and failed
"no" User provided, not screened/verified
"network_provided" Network Provided



SIP 'Remode-Party-ID' header

The Remote-Party-ID header field is defined as: 

Remote-Party-ID: "display-name" <address-spec>;rpi-pty-type;rpi-privacy;rpi-screen

RPID URI

The RPID URI display-name is filled from {private_display}.
The RPID URI address-spec is filled from {private_address}.

RPID rpi-screen param

The RPID rpi-screen param is filled according to the following table.

{calling_screening} to SIP
{calling_screening} RPID rpi-screen param
"unspecified", "pass", "network_provided" screen=yes
"fail", "no" screen=no
SIP to {calling_screening}
RPID rpi-screen param {calling_screening}
screen=yes "pass"
screen=no "no"
no screen param "unspecified"

RPID rpi-privacy param

The RPID rpi-privacy param is filled according to the following table.

{calling_presentation} to SIP
{calling_presentation} RPID rpi-privacy param
"unspecified", "not_available", "allowed" privacy=off
"restricted" privacy=full
"addr_restricted" privacy=uri
"name_restricted"" privacy=name
SIP to {calling_presentation}
RPID rpi-privacy param {calling_presentation}
privacy=off "allowed"
privacy=full "restricted"
privacy=uri "addr_restricted"
privacy=name "name_restricted""
no privacy param "unspecified""

RPID rpi-pty-type param

The RPID rpi-pty-type param is harcoded to: 

party=calling



SIP 'P-Asserted-Identity' and 'Privacy' headers

The P-Asserted-Identity and Privacy header field are defined as: 

P-Asserted-Identity: "display-name" <address-spec>
Privacy: priv-value

The PAID URI display-name is filled from {private_display}.
The PAID URI address-spec is filled from {private_address}.

'Privacy' header

The 'Privacy' header is filled according to the following table.

{calling_presentation} to SIP
{calling_presentation} Privacy priv-value param
"unspecified", "not_available", "allowed" none
"restricted", "addr_restricted", "name_restricted" id
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