Hi All,<br>I had a successful chan_SS7 working with A@H 2.5, happily calling with Sangoma A101.<br>But after I upgraded to Trixbox I got the following error (keeping the same configs) :<br><br>Short MTP2 frame len 1 < 5 on link 'l1'.
<br>Jun 14 13:04:13 DEBUG[5472] mtp.c: Last raw bits on link 'l1': f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 fb ef be c0 60 1e 95 bf 3f 7d f7 d8 0c 03 d2 b7 e1 e7 ef be fb<br>Jun 14 13:04:13 NOTICE[5472] mtp.c: Short MTP2 frame len 1 < 5 on link 'l1'.
<br>Jun 14 13:04:13 DEBUG[5472] mtp.c: Last raw bits on link 'l1': f3 f7 df 7d 80 c0 3d 2b 7e 7e fb ef b0 18 07 a5 6f cf cf df 7d f6 03 00 f4 ad f9 f9 f9 f9 f9 f9 b9 f9 f9 f9<br>Jun 14 13:04:13 NOTICE[5472] mtp.c: MTP2 CRC error (CRC=0x6529 != 0xf0b8) on link 'l1'.
<br>Jun 14 13:04:13 DEBUG[5472] mtp.c: Last raw bits on link 'l1': fb 01 80 7a 56 fc fd f7 df 60 30 0f 4a df 9f 9f be fb ec 06 01 e9 5b f3 f3 f7 df 7d 80 c0 35 2b 7e 7e 7e 7e<br><br>Can anyone help with advice, please?<br clear="all">
<br>Regards,<br>Shakhruz <br><br>