I was having the same problem below with kannel version 1.1.5 so I just updated to the latest kannel from CVS (whether or not this was a good idea is a whole other story). Anyway... I'm hoping someone can shed some light...
Thanks in advance... 2002-01-21 05:35:09 [0] INFO: Added logfile `./bearerbox.log' with level `3'. 2002-01-21 05:35:09 [0] INFO: ---------------------------------------- 2002-01-21 05:35:09 [0] INFO: Kannel bearerbox II version cvs starting 2002-01-21 05:35:09 [0] INFO: SSL not supported, no SSL initialization done. 2002-01-21 05:35:09 [0] DEBUG: HTTP: Opening server at port 13000. 2002-01-21 05:35:09 [0] DEBUG: Started thread 1 (gwlib/fdset.c:poller) 2002-01-21 05:35:09 [0] DEBUG: Started thread 2 (gwlib/http.c:server_thread) 2002-01-21 05:35:09 [0] DEBUG: Started thread 3 (gw/bb_http.c:httpadmin_run) 2002-01-21 05:35:09 [0] DEBUG: starting smsbox connection module 2002-01-21 05:35:09 [0] DEBUG: Started thread 4 (gw/bb_boxc.c:smsboxc_run) 2002-01-21 05:35:09 [0] WARNING: SMPP: obsolete system-id variable is set, use smsc-username instead. 2002-01-21 05:35:09 [0] WARNING: SMPP: smsc-username not set, using system-id instead 2002-01-21 05:35:09 [0] DEBUG: Started thread 5 (gw/smsc_smpp.c:io_thread) 2002-01-21 05:35:09 [0] DEBUG: Started thread 6 (gw/smsc_smpp.c:io_thread) 2002-01-21 05:35:09 [0] DEBUG: Started thread 7 (gw/bb_smscconn.c:sms_router) 2002-01-21 05:35:09 [0] INFO: MAIN: Start-up done, entering mainloop 2002-01-21 05:35:09 [7] DEBUG: sms_router: time to sleep 2002-01-21 05:35:09 [7] DEBUG: sms_router: list_len = 0 2002-01-21 05:35:17 [4] DEBUG: Started thread 8 (gw/bb_boxc.c:function) 2002-01-21 05:35:17 [8] INFO: Client connected from <127.0.0.1> 2002-01-21 05:35:17 [8] DEBUG: Started thread 9 (gw/bb_boxc.c:boxc_sender) 2002-01-21 05:37:08 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:08 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:08 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:08 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:08 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:08 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:37:09 [8] DEBUG: boxc_receiver: sms received After much goodnes, we get this: 2002-01-21 05:37:09 [5] ERROR: Unknown SMPP_PDU type, internal error. 2002-01-21 05:37:09 [5] ERROR: SMPP: PDU unpacking failed. 2002-01-21 05:37:09 [5] DEBUG: SMPP: Failed PDU follows. 2002-01-21 05:37:09 [5] DEBUG: Octet string at 0x81e0140: 2002-01-21 05:37:09 [5] DEBUG: len: 12 2002-01-21 05:37:09 [5] DEBUG: size: 13 2002-01-21 05:37:09 [5] DEBUG: immutable: 0 2002-01-21 05:37:09 [5] DEBUG: data: 80 00 00 00 00 00 00 58 .......X 2002-01-21 05:37:09 [5] DEBUG: data: 00 00 00 22 ..." 2002-01-21 05:37:09 [5] DEBUG: Octet string dump ends. 2002-01-21 05:37:09 [5] ERROR: SMPP: I/O error or other error. Re-connecting. Ideas? 2002-01-21 05:41:44 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:49:00 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:49:31 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:49:33 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:50:09 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:51:36 [8] DEBUG: boxc_receiver: sms received 2002-01-21 05:53:01 [8] DEBUG: boxc_receiver: sms received -- Benjamin Lee 71-75 City Rd, South Melbourne, VIC 3006 Australia http://www.dotwap.com/ Phone +61 3 9698 1840 Mobile +61 414 717 573 Fax +61 3 9698 1841