Цель - поднять цифровой dialup пул.
Соединение с АТС сделано, звонок в e1 приходит, далее не пойму чего не хватает - модем трубку поднимает, в течении нескольких секунд тишина, потом трубка ложится.

Конфиг:

!
card type e1 1
!
modem firmware slot 2 location flash:mica-modem-pw.2.9.5.0.bin
modem country mica e1-default
no aaa new-model
ip subnet-zero
ip cef
!
isdn switch-type primary-net5
!
controller E1 1/0
pri-group timeslots 1-12,16
!
interface Serial1/0:15
no ip address
encapsulation ppp
isdn switch-type primary-net5
isdn incoming-voice modem
!
interface Group-Async0
ip unnumbered FastEthernet0/0
encapsulation ppp
dialer in-band
autodetect encapsulation ppp
async mode interactive
peer default ip address pool dialup
group-range 65 76
!
ip local pool dialup 192.168.100.1 192.168.100.15
!
line con 0
line 65 76
login local
modem InOut
modem autoconfigure type mica
transport input all
autoselect ppp
line aux 0
line vty 0 4
exec-timeout 35791 0
login local
transport input telnet
!
end

Дебаг входящего звонка:

*Mar  1 02:35:37.379: ISDN Se1/0:15 Q931: RX <- SETUP pd = 8  callref = 0x0014
        Sending Complete
        Bearer Capability i = 0x8090A3
                Standard = CCITT
                Transfer Capability = Speech
                Transfer Mode = Circuit
                Transfer Rate = 64 kbit/s
        Channel ID i = 0xA98382
                Exclusive, Channel 2
        Calling Party Number i = 0x0181, '1111'
                Plan:ISDN, Type:Unknown
*Mar  1 02:35:37.379: CSM: MODEM_REPORT from 1/0:1, call_id=0x15, event=0x1, cause=0x0, dchan_idb=0x64107980
*Mar  1 02:35:37.379: CSM: Next free modem = 2/0; statbits = 80010020
*Mar  1 02:35:37.379: Modem 2/0 CSM: modem is allocated, modems free=11
*Mar  1 02:35:37.383: Modem 2/0 CSM: Incoming call from 2318 to Unknown, id 0x15
*Mar  1 02:35:37.383: Modem 2/0 CSM: (CSM_PROC_IDLE)<--ISDN_CALL
*Mar  1 02:35:37.415: ISDN Se1/0:15 Q931: TX -> CALL_PROC pd = 8  callref = 0x8014
        Channel ID i = 0xA98382
                Exclusive, Channel 2
*Mar  1 02:35:37.415: ISDN Se1/0:15 Q931: TX -> ALERTING pd = 8  callref = 0x8014
*Mar  1 02:35:37.415: ISDN Se1/0:15 Q931: TX -> CONNECT pd = 8  callref = 0x8014
*Mar  1 02:35:37.435: ISDN Se1/0:15 Q931: RX <- CONNECT_ACK pd = 8  callref = 0x0014
*Mar  1 02:35:37.439: CSM: MODEM_REPORT from 1/0:1, call_id=0x15, event=0x4, cause=0x0, dchan_idb=0x64107980
*Mar  1 02:35:37.439: Modem 2/0 CSM: MODEM_REPORT rcvd DEV_CONNECTED for call_id 0x15
*Mar  1 02:35:37.439: Modem 2/0 CSM: (CSM_PROC_MODEM_RESERVED)<--ISDN_CONNECTED
*Mar  1 02:35:37.439: Modem 2/0 Mica: configured for Answer mode, with Null signaling, 0x0 tone detection.
*Mar  1 02:35:37.439: %ISDN-6-CONNECT: Interface Serial1/0:1 is now connected to 1111 N/A
*Mar  1 02:35:37.531: Modem 2/0 CSM: (CSM_PROC_WAIT_FOR_CARRIER)<--CSM_EVENT_MODEM_SETUP
*Mar  1 02:35:37.531: Modem 2/0 Mica: in modem state CALL_SETUP
*Mar  1 02:35:38.611: Modem 2/0 Mica: in modem state CONNECT
*Mar  1 02:35:38.619: Modem 2/0 Mica: in modem state V8BIS_EXCHANGE
*Mar  1 02:35:43.047: Modem 2/0 Mica: in modem state LINK
*Mar  1 02:35:47.331: Modem 2/0 Mica: in modem state TRAINUP
*Mar  1 02:35:55.155: Modem 2/0 Mica: in modem state TERMINATING
*Mar  1 02:35:55.155:  Modem 2/0 Mica: received TerminateInfo
*Mar  1 02:35:55.171: Modem 2/0 CSM: (CSM_PROC_WAIT_FOR_CARRIER)<--MODEM_DISCONNECTED
*Mar  1 02:35:55.171: Modem 2/0 Mica: in modem state IDLE
*Mar  1 02:35:55.171: Modem 2/0 CSM: (CSM_PROC_WAIT_FOR_CARRIER)<--QUEUED_DISCONNECT
*Mar  1 02:35:55.203: Modem 2/0 CSM: CSM_MODEM_DEALLOCATE: modem is deallocated
*Mar  1 02:35:55.203: Modem 2/0 Mica: DISCONNECT after 00:00:17, due to reason (0x6102) No Trainup.
*Mar  1 02:35:55.203: %ISDN-6-DISCONNECT: Interface Serial1/0:1  disconnected from 1111 , call lasted 17 seconds
*Mar  1 02:35:55.203: ISDN Se1/0:15 Q931: TX -> DISCONNECT pd = 8  callref = 0x8014
        Cause i = 0x8090 - Normal call clearing
*Mar  1 02:35:55.215: ISDN Se1/0:15 Q931: RX <- RELEASE_COMP pd = 8  callref = 0x0014
*Mar  1 02:35:55.215: CSM: MODEM_REPORT from 1/0:1, call_id=0x15, event=0x0, cause=0x0, dchan_idb=0x64107980
*Mar  1 02:35:55.215: CSM: MODEM_REPORT rcvd DEV_IDLE for call_id 0x15, modem not found due to wrong b channel number or b channel is deallocated
*Mar  1 02:35:56.099: TTY65: dropping DTR, hanging up
*Mar  1 02:35:56.099: Modem 2/0 CSM: (CSM_PROC_IDLE)<--ASYNC_DTR_DOWN
*Mar  1 02:35:56.099: tty65: Modem: HANGUP->IDLE
*Mar  1 02:35:58.099: TTY65: restoring DTR
*Mar  1 02:35:58.099: Modem 2/0 CSM: received ASYNC_DTR_UP for line 65
*Mar  1 02:35:59.099: TTY65: autoconfigure probe started
*Mar  1 02:35:59.099: TTY65: Modem command:  --AT&F--
*Mar  1 02:35:59.655: TTY65: Modem configuration succeeded
*Mar  1 02:35:59.655: TTY65: Done with modem configuration