Transmission Protocols

Last Updated : Jun 26, 2020 |
Prolog information
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The meaning of the Denial Event Data information differs depending on the type of protocol used for the call. The transmission protocol for the system is defined on the DS1 screen (add/change/display ds1 location) by:
  • The numeric country code value in the Protocol field.
  • The letter value for the protocol version in the Protocol Version field.
Country Codes and Transmission Protocols
Country Code – Protocol Version
Country
Protocol Supported
B-ChannelMaint. Message
Inter-working Message
1-a
US-Canada
AT&T TR 41449 / 41459
SERVICE
PROGRESS
1-b
US
Bellcore TR1268;NIUF.302; ANSI T1.607
RESTART
PROGRESS
1-c
US-Canada
Nortel A211 AT&T TR 4449/41459 (with Layer 3 timers adjusted)
SERVICE
PROGRESS
1-d
US
Bellcore TR3268
SERVICE
PROGRESS
2
Australia
AUSTEL TS014.1; Telcom Australia TPH 1856
RESTART
PROGRESS
3
Japan
NTT INS-NET
RESTART
ALERTING
4
Italy
ETS 300 102
RESTART
PROGRESS
5
Netherlands
ETS 300 102
RESTART
PROGRESS
6
Singapore
ETS 300 102
RESTART
PROGRESS
7
Mexico
ETS 300 102
RESTART
PROGRESS
8
Belgium
ETS 300 102
RESTART
ALERTING
9
Saudi Arabia
ETS 300 102
RESTART
PROGRESS
10-a
UK
ETS 300 102 (Connect to DASS II/DPNSS through external converter)
RESTART
PROGRESS
10-b
UK
ETS 300 102 (Mercury) British Telcom ISDN 30
NONE
ALERTING
11
Spain
Telefonica ISDN Spec
RESTART
PROGRESS
12-a
France
VN4 (French National PRI)
NONE
ALERTING
12-b
France
Modified ETS 300 102 according to P10-20 (Euronumeris)
NONE
ALERTING
13-a
Germany
FTZ 1 TR 6 (German National PRI)
NONE
ALERTING
13-b
Germany
ETS 300 102
RESTART
ALERTING
14
Czech Republic / Slovakia
ETS 300 102
RESTART
PROGRESS
15
Russia (CIS)
ETS 300 102
RESTART
PROGRESS
16
Argentina
ETS 300 102
RESTART
PROGRESS
17
Greece
ETS 300 102
RESTART
PROGRESS
18
China
ETS 300 102
RESTART
PROGRESS
19
Hong Kong
ETS 300 102
RESTART
PROGRESS
20
Thailand
ETS 300 102
RESTART
PROGRESS
21
Macedonia
ETS 300 102
RESTART
PROGRESS
22
Poland
ETS 300 102
RESTART
PROGRESS
23
Brazil
ETS 300 102
RESTART
PROGRESS
ETSI-a
Europe, etc.
ETS 300 102
RESTART
PROGRESS
ETSI-b
ETS 300 102
NONE
PROGRESS
QSIG
Private network
ETS 300 102
RESTART
PROGRESS