Failed to authenticate device

[cgu29]

Bonjour,
lorque je reçois des appels entrants sur mon Asterisk/Xivo (compte SIP Keyyo), parfois j'ai le message suivant :
[Dec 30 14:29:24] Set to realtime thread
[Dec 30 14:29:24] == Parsing '/etc/asterisk/extconfig.conf': [Dec 30 14:29:24] == Found
[Dec 30 14:29:24] == Binding queue_log to pgsql/asterisk/queue_log
[Dec 30 14:29:24] Connected to Asterisk 1.8.18.0+pf.xivo.12.22~20121108.175531.d2d5d32 currently running on izzypbx (pid = 20242)
Verbosity is at least 5
[Dec 30 14:29:34] NOTICE[20270]: chan_sip.c:22988 handle_request_invite: Failed to authenticate device "+339XXXXXXXX" <sip:339XXXXXXXX@2.b2bua.sip.internal>;tag=bb72040 8a7
[Dec 30 14:29:34] NOTICE[20270]: chan_sip.c:22988 handle_request_invite: Failed to authenticate device "+339XXXXXXXX" <sip:339XXXXXXXX@2.b2bua.sip.internal>;tag=bb1ae56 cb8

si je fait SIP reload ça remarche :
izzypbx*CLI> sip reload
[Dec 30 14:29:53] Reloading SIP
[Dec 30 14:29:53] == Parsing '/etc/asterisk/sip.conf': [Dec 30 14:29:53] == Found
[Dec 30 14:29:53] == Parsing '/var/tmp/exec.1356874193146026.-1241912464': [Dec 30 14:29:53] == Found
[Dec 30 14:29:53] == Using SIP CoS mark 4
[Dec 30 14:29:53] == Parsing '/etc/asterisk/sip_notify.conf': [Dec 30 14:29:53] == Found
[Dec 30 14:30:05] == Using SIP RTP CoS mark 5
[Dec 30 14:30:05] -- Executing [02YYYYYYYY@ctxt-from-keyyo:1] Set("SIP/keyyo-0000000a", "XIVO_BASE_CONTEXT=ctxt-from-keyyo") in new stack
[Dec 30 14:30:05] -- Executing [02YYYYYYYY@ctxt-from-keyyo:2] Set("SIP/keyyo-0000000a", "XIVO_BASE_EXTEN=02YYYYYYYY") in new stack
[Dec 30 14:30:05] -- Executing [02YYYYYYY@ctxt-from-keyyo:3] Gosub("SIP/keyyo-0000000a", "did,s,1(02YYYYYYYY)") in new stack
Dec 30 14:30:05] -- Executing [s@did:1] Set("SIP/keyyo-0000000a", "XIVO_SRCNUM=339XXXXXXXX") in new stack


ça va marcher un moment jusqu'au prochain sip reload

je ne sais pas très bien ou chercher

quelqu'un a une idée ?

merci

[jean]

ca serait pas un pbm de insecure=port,invite manquant (sutout le port ?)