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CH - Channel Management (0x0061)
Configuration Bytes
The table below shows the PPL Configuration Byte values for the CH component.
Byte |
Description |
Values |
---|---|---|
0x01 |
PCM Format |
0x01 - u-law |
0x02 |
Answer Supervision |
0x00 - Propagate Answer to Distant End |
0x03 |
Local End Release Mode |
0x00 - Release |
0x04 |
Distant End Release Mode |
0x00 - Release |
0x05 |
Network Interface Type |
0x00 - T1 or E1 CAS channel |
0x06 |
Flash Timing |
0x00 - Flash Timing OFF |
0x07 |
Local dB Padding |
0x00: +3dB |
0x08 |
Outpulse Signal Type - Used only for Internal Routing. |
0x01 - DTMF |
0x09 |
Not Used |
|
0x0A |
Turn on the L4 interworking feature |
0x01 - turn on interworking |
0x0B-0x12 |
Not Used |
|
0x13 |
ACK Host Messages on Purge |
0x00 - Do not ACK host messages on purge * |
0x1A |
Restore Answered Unconnected Channel After Matrix Switchover |
0x00 - Purge channel (purge) |
0x14 |
Outseize Method |
0x00 - Send Call Request to L4 |
0x15 |
Routing Flag |
0x00 - Send RFS to host |
0x16 |
Do not record an idle channel |
0x00 - Record an idle channel (default) 0x01 - Do not record an idle channel |
0x17 |
Not Used |
|
0x18 |
Two Purposes: 1. L4 Routing Fails
|
0x00 - Send host Channel Release Request (Default) |
0x19 |
Not Used |
|
0x1A |
Restore Answered Unconnected Channel After Matrix Switchover |
0x00 - Purge channel (purge) |
0x1B-0x30 |
Not Used |
|
0x31 |
Purge Channel on Receiver Timeout |
0x00 - Purge Channel on Receiver Timeout (Default) |
0x32 |
TLV Count for Internal Routing TLVs |
|
0x33 |
TLVs for Internal Routing |
|
: |
: |
|
0x7D |
TLV Count for Outpulse Data TLVs |
|
0x7E |
TLVs for Outpulse Data |
|
: |
: |
|
0x97 |
TLV Count for IP Based Routing |
|
0x98 |
TLVs for IP Based Routing |
|
: |
|
|
PPL Timers
The table below shows the PPL Timer values for the CH component.
Timer ID |
Timer Name |
Default Values (seconds) |
---|---|---|
1 |
Request For Service Retry Timer |
5 |
2 |
Not Used |
|
3 |
L3 Clear Wait |
150 |
4 |
L3 Outseize Wait |
29 |
5 |
L3 Connect Wait |
600 |
6 |
L5 Release Data Wait |
20 |
7 |
TC Outpulse Complete Wait |
60 |
8 |
Router Call Service ACK Wait |
3 minutes |
99 |
DSP Service Request Wait |
3 |
External PPL Events
The following PPL events are external and can be used by host application developers.
PPL Event ID |
Description |
---|---|
0x00C9 |
Answer |
0x00CA |
Alerting |
0x00CB |
Progress |
0x00CC |
Modify Bearer Services |
Internal PPL Events
This section includes the PPL events sent between CH and other PPL components.
From Host to CH
The table below lists the PPL events sent from the host (L5) to CH (L4).
Event |
Description |
---|---|
(1) L4CHevL5_CONNECT |
Incoming L5 connect message (0x00) |
(2) L4CHevL5_CONNECT_WAIT |
Incoming L5 connect wait message (0x17) |
(3) L4CHevL5_CLEAR |
Incoming L5 release channel (0x08) |
(4) L4CHevL5_OUTSEIZE_CONTROL |
Incoming L5 outseize control message (0x2c) |
(5) L4CHevL5_INSEIZE_CONTROL |
Incoming L5 inseize control message (0x2b) |
(6) L4CHevL5_CONNECT_WITH_PAD |
Incoming L5 connect with pad message (0x03) |
(7) L4CHevL5_GENERATE_CALLPROC_EV |
Incoming L5 generate call processing event message (0xba) |
(8) L4CHevL5_PARK_PORT |
Incoming L5 park channel message (0xbf) |
(9) L4CHevL5_CONNECT_WITH_DATA |
Incoming L5 connect with data message (0x05) |
(10) L4CHevL5_COLLECT_DIGIT_STRING |
Incoming L5 collect digit string message (0xbc) |
(11) L4CHevL5_REQUEST_DSP_SERVICE |
Incoming L5 DSP service request message (0xbd) |
(12) L4CHevL5_RELEASE_WITH_DATA |
Incoming L5 release with data message (0x36) |
(13) L4CHevL5_CPC_DETECTION |
Incoming L5 CPC detection message (0x47) |
(14) L4CHevL5_CONNECT_1WAY_FORCED |
Incoming L5 connect 1-way forced message (0x50) |
(15) L4CHevL5_FEATURE_REQUEST |
Incoming L5 ISDN feature request message (0x22) |
(16) L4CHevL5_RFS_RESPONSE |
Incoming L5 RFS or RFS w/ data response (0x40 or 0x2d) |
(17) L4CHevL5_CANCEL_DSP_SERVICE |
Incoming L5 DSP service cancel (0xbe) |
(18) L4CHevL5_CONNECT_TONE_PATTERN |
Incoming L5 connect tone pattern message (0x2f) |
(19) L4CHevL5_DISCONNECT_TONE_PATTERN |
Incoming L5 disconnect tone pattern message (0x1e) |
(20) L4CHevL5_DISCONNECT_RAN |
Incoming L5 disconnect RAN message (0x56) |
(21) L4CHevL5_CONNECT_RAN |
Incoming L5 connect RAN message (0x55) |
(22) L4CHevL5_OUTPULSE_DIGITS |
Incoming L5 outpulse digits message (0x20) |
(23) L4CHevL5_CONNECT_TO_CONFERENCE |
Incoming L5 connect to conference message (0x4C) |
(24) L4CHevL5_ROUTE_CONTROL |
Route Control message from L5. |
From Signaling to CH
The table below lists the PPL events sent from the Network Signaling layer (L3) to CH (L4).
Event |
Description |
---|---|
(30) L4CHevL3_CUT_THRU |
L3 indication of ALERTING with a request to connect voice path. |
(31) L4CHevL3_ALERTING |
L3 indication of ALERTING |
(32) L4CHevL3_PROGRESS |
L3 indication of PROGESS message reception. |
(33) L4CHevL3_FLASH |
L3 indication of reception of FLASH. |
(34) L4CHevL3_BUSY_OUT |
L3 indication of Channel Busy Out. |
(35) L4CHevL3_ACCESS_DENIED |
L3 indication of operation failure. |
(36) L4CHevL3_CHAN_STAT |
L3 channel status, used to carry inservice and OOS information. |
(37) L4CHevL3_SETUP_IND |
L3 indication of an incoming call. |
(38) L4CHevL3_DISCONNECT |
L3 initiation of normal call release |
(39) L4CHevL3_CLEAR_REQUEST |
L3 indication of call teardown |
(40) L4CHevL3_CONNECT |
L3 indication of call answer. |
(41) L4CHevL3_L4_CONTROLLED_SEIZE_ACK |
L3 indication of successful Route Control Seize message execution. |
(42) L4CHevL3_L4_CONTROLLED_SEIZE_REJECT |
L3 indication of unsuccessful Route Control Seize message execution. |
From CM to CH
The table below lists the PPL events sent from CM to CH.
Event |
Description |
---|---|
(45) L4CHevCFG_CHAN_STAT |
CFG indication of channel status. |
(50)L4CHevL4CM_CALL_SERVICE_REQUEST_INDICATION |
Indication of a remote channel requesting an association to this channel. |
(51)L4CHevL4CM_CALL_SERVICE_ACK_INDICATION |
Indication that the remote channel has positively acknowledged the Call Service Request previously generated by this channel. |
(52)L4CHevL4CM_CALL_SERVICE_REJECT_INDICATION |
Indication that the remote channel has rejected the Call Service Request previously generated by this channel. |
(53)L4CHevL4CM_ALERTING_CALL_SERVICE_INDICATION |
Indication to send an ALERTING request to L3. |
(54)L4CHevL4CM_CUT_THRU_CALL_SERVICE_INDICATION |
Indication to send a CUT-THRU request to L3. |
(55)L4CHevL4CM_ANSWER_CALL_SERVICE_INDICATION |
Indication to send an ANSWER request to L3. |
(56) L4CHevL4CM_CLEAR_CALL_SERVICE_INDICATION |
Indication to send CLEAR request to L3. |
(57) L4CHevL4CM_CLEAR_CONNECTION_SERVICE_INDICATION |
Indication to Park this channel. |
(58) L4CHevL4CM_FLASH_CALL_SERVICE_INDICATION |
Indication to send a Flash request to L3. |
(59) L4CHevL4CM_CLEAR_ACK_SERVICE_INDICATION |
Indication that the Clear request has been processed. |
From DSP Manager to CH
The table below lists the PPL events sent from the DSP Manager to CH.
Event |
Description |
---|---|
(80) L4CHevSYM_TONE_RCVR_DSP_SVC_ |
Response to a DSP tone receiver request |
(81) L4CHevSYM_CPA_RCVR_DSP_SVC_REQ_RESPONSE |
Response to a DSP CPA receiver request |
(82) L4CHevSYM_ENERGY_RCVR_DSP_SVC_REQ_RESPONSE |
Response to a DSP energy receiver request |
(83) L4CHevSYM_TRANSMITTER_DSP_SVC_REQ_RESPONSE |
Response to a DSP transmitter request |
(100) L4CHevTC_DIGITS |
Indication of digits reported |
(101) L4CHevTC_INPULSING_COMPLETE_TIMEOUT |
Indication of an inpulsing complete timer expiration |
(102) L4CHevTC_FIRST_DIGIT_TIMEOUT |
Indication of a first digit timer expiration |
(103) L4CHevTC_INTER_DIGIT_TIMEOUT |
Indication of a inter-digit timer expiration |
(104) L4CHevTC_OUTPULSING_COMPLETE |
Indication of the completion of outpulsing reported |
(105) L4CHevTC_CALL_PROGRESS_RESULT |
Indication of a successful call progress analysis reported. |
(106) L4CHevTC_TONE_COMPLETE |
Indication that call progress tone generation is complete. |
(107) L4CHevTC_CPC_RESULT |
Indication of the detection of CPC from the attached CPA receiver |
(108) L4CHevTC_FIRST_DIGIT |
Indication of the first received digit |
(109) L4CHevTC_RAN_STARTING |
Indication of the beginning of the RAN chain from the attached RAN transmitter |
(110) L4CHevTC_RAN_COMPLETE |
Indication of the completion of the RAN chain |
(111) L4CHevTC_ENERGY_DETECTED |
Indication of energy detected |
(112) L4CHevTC_ENERGY_DETECTION_TIMEOUT |
Indication of an energy detection timeout |
(120) L4CHevL4RTR_ROUTE_CONTROL |
Indication from the Router of a Route Controlled Seize |