Re: SMPP DATA_SM stops kannel from receiving further messages

Hi,

unfortunately Kannel doesn't handle data_sm pdu...
as a workaround you can try to force kannel to 3.3 version, as long no
properly support for data_sm added...


Ambar Roy wrote:

> Hi,
> 
> I have Kannel connected to a LogicaCMG SMSC via SMPP 3.4. SMSC sends a
> DATA_SM PDU and Kannel responds with a GENERIC_NACK PDU. At this point,
> the SMSC stops sending any further queued messages and Kannel is stuck :(
> 
> I am using a receiver only connection to the SMSC with no transmit
> connections from Kannel.
> 
> Here is a dump from the relavent section of the log file:
> 
> 2004-07-07 20:02:31 [4069] [7] DEBUG: Optional parameter tag (0x000e)
> 2004-07-07 20:02:31 [4069] [7] DEBUG: Optional parameter length read as 1
> 2004-07-07 20:02:31 [4069] [7] DEBUG: Optional parameter tag (0x0424)
> 2004-07-07 20:02:31 [4069] [7] DEBUG: Optional parameter length read as 2
> 2004-07-07 20:02:31 [4069] [7] DEBUG: Optional parameter tag (0x000d)
> 2004-07-07 20:02:31 [4069] [7] DEBUG: Optional parameter length read as 1
> 2004-07-07 20:02:31 [4069] [7] DEBUG: Optional parameter tag (0x0426)
> 2004-07-07 20:02:31 [4069] [7] DEBUG: Optional parameter length read as 1
> 2004-07-07 20:02:31 [4069] [7] DEBUG: SMPP[xxxxxxxxxxxxxxx]: Got PDU:
> 2004-07-07 20:02:31 [4069] [7] DEBUG: SMPP PDU 0x81d16e0 dump:
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   type_name: data_sm
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   command_id: 259 = 0x00000103
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   command_status: 0 = 0x00000000
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   sequence_number: 1 = 0x00000001
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   service_type: NULL
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   source_addr_ton: 2 = 0x00000002
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   source_addr_npi: 1 = 0x00000001
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   source_addr: "xxxxxxxxxx"
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   dest_addr_ton: 0 = 0x00000000
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   dest_addr_npi: 1 = 0x00000001
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   destination_addr: "xxx"
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   esm_class: 0 = 0x00000000
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   registered_delivery: 17 =
> 0x00000011
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   data_coding: 0 = 0x00000000
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   source_addr_subunit: 2 =
> 0x00000002
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   source_network_type: 1 =
> 0x00000001
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   more_messages_to_send: 1 =
> 0x00000001
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   message_payload: "99"
> 2004-07-07 20:02:31 [4069] [7] DEBUG: SMPP PDU dump ends.
> 2004-07-07 20:02:31 [4069] [7] ERROR: SMPP[xxxxxxxxxxxxxxx]: Unknown PDU
> type 0x00000103, ignored.
> 2004-07-07 20:02:31 [4069] [7] DEBUG: SMPP[xxxxxxxxxxxxxxx]: Sending PDU:
> 2004-07-07 20:02:31 [4069] [7] DEBUG: SMPP PDU 0x81d20d8 dump:
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   type_name: generic_nack
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   command_id: 2147483648 =
> 0x80000000
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   command_status: 3 = 0x00000003
> 2004-07-07 20:02:31 [4069] [7] DEBUG:   sequence_number: 1 = 0x00000001
> 2004-07-07 20:02:31 [4069] [7] DEBUG: SMPP PDU dump ends.
> 2004-07-07 20:02:38 [4069] [7] DEBUG: SMPP[xxxxxxxxxxxxxxx]: Sending
> enquire link:
> 2004-07-07 20:02:38 [4069] [7] DEBUG: SMPP PDU 0x81d16a0 dump:
> 2004-07-07 20:02:38 [4069] [7] DEBUG:   type_name: enquire_link
> 2004-07-07 20:02:38 [4069] [7] DEBUG:   command_id: 21 = 0x00000015
> 2004-07-07 20:02:38 [4069] [7] DEBUG:   command_status: 0 = 0x00000000
> 2004-07-07 20:02:38 [4069] [7] DEBUG:   sequence_number: 7 = 0x00000007
> 2004-07-07 20:02:38 [4069] [7] DEBUG: SMPP PDU dump ends.
> 2004-07-07 20:02:38 [4069] [7] DEBUG: SMPP[xxxxxxxxxxxxxxx]: Got PDU:
> 2004-07-07 20:02:38 [4069] [7] DEBUG: SMPP PDU 0x81d16a0 dump:
> 2004-07-07 20:02:38 [4069] [7] DEBUG:   type_name: enquire_link_resp
> 2004-07-07 20:02:38 [4069] [7] DEBUG:   command_id: 2147483669 =
> 0x80000015
> 2004-07-07 20:02:38 [4069] [7] DEBUG:   command_status: 0 = 0x00000000
> 2004-07-07 20:02:38 [4069] [7] DEBUG:   sequence_number: 7 = 0x00000007
> 2004-07-07 20:02:38 [4069] [7] DEBUG: SMPP PDU dump ends.
> 
> 
> Ambar Roy
> 
> One97 Communications (P) Ltd.
> 701-702, Arunachal Building,
> 19 Barakhamba Road,
> New Delhi - 110 001
> 
> 98100-94479
> [email protected]