Переодически перестают работать исходящие звонки

Доброго времени суток уважаемые, столкнулись с проблемой: Переодически перестают работать исходящие звонки. Привожу лог:

-- Executing [3235223@from-internal:1] Macro("SIP/103-000000e4", "user-callerid,SKIPTTL,") in new stack
-- Executing [s@macro-user-callerid:1] Set("SIP/103-000000e4", "AMPUSER=103") in new stack
-- Executing [s@macro-user-callerid:2] GotoIf("SIP/103-000000e4", "0?report") in new stack
-- Executing [s@macro-user-callerid:3] ExecIf("SIP/103-000000e4", "1?Set(REALCALLERIDNUM=103)") in new stack
-- Executing [s@macro-user-callerid:4] Set("SIP/103-000000e4", "AMPUSER=103") in new stack
-- Executing [s@macro-user-callerid:5] Set("SIP/103-000000e4", "AMPUSERCIDNAME=Regina") in new stack
-- Executing [s@macro-user-callerid:6] GotoIf("SIP/103-000000e4", "0?report") in new stack
-- Executing [s@macro-user-callerid:7] Set("SIP/103-000000e4", "AMPUSERCID=103") in new stack
-- Executing [s@macro-user-callerid:8] Set("SIP/103-000000e4", "CALLERID(all)="Regina" <103>") in new stack
-- Executing [s@macro-user-callerid:9] ExecIf("SIP/103-000000e4", "0?Set(CHANNEL(language)=)") in new stack
-- Executing [s@macro-user-callerid:10] GotoIf("SIP/103-000000e4", "1?continue") in new stack
-- Goto (macro-user-callerid,s,19)
-- Executing [s@macro-user-callerid:19] NoOp("SIP/103-000000e4", "Using CallerID "Regina" <103>") in new stack
-- Executing [3235223@from-internal:2] Set("SIP/103-000000e4", "_NODEST=") in new stack
-- Executing [3235223@from-internal:3] Macro("SIP/103-000000e4", "record-enable,103,OUT,") in new stack
-- Executing [s@macro-record-enable:1] GotoIf("SIP/103-000000e4", "1?check") in new stack
-- Goto (macro-record-enable,s,4)
-- Executing [s@macro-record-enable:4] AGI("SIP/103-000000e4", "recordingcheck,20110601-125724,1306911444.528") in new stack
-- Launched AGI Script /var/lib/asterisk/agi-bin/recordingcheck

recordingcheck,20110601-125724,1306911444.528: Outbound recording enabled. recordingcheck,20110601-125724,1306911444.528: CALLFILENAME=OUT103-20110601-125724-1306911444.528 -- <sip 103-000000e4&gt;agi="" script="" recordingcheck="" completed,="" returning="" 0="" --="" executing="" [s@macro-record-enable:999]="" mixmonitor("sip="" 103-000000e4",="" "out103-20110601-125724-1306911444.528.wav,,")="" in="" new="" stack="" --="" executing="" [3235223@from-internal:4]="" macro("sip="" 103-000000e4",="" "dialout-trunk,1,3235223,,")="" in="" new="" stack="" --="" executing="" [s@macro-dialout-trunk:1]="" set("sip="" 103-000000e4",="" "dial<em="">TRUNK=1") in new stack -- Executing [s@macro-dialout-trunk:2] GosubIf("SIP/103-000000e4", "0?sub-pincheck,s,1") in new stack -- Executing [s@macro-dialout-trunk:3] GotoIf("SIP/103-000000e4", "0?disabletrunk,1") in new stack -- Executing [s@macro-dialout-trunk:4] Set("SIP/103-000000e4", "DIALNUMBER=3235223") in new stack -- Executing [s@macro-dialout-trunk:5] Set("SIP/103-000000e4", "DIALTRUNKOPTIONS=tr") in new stack -- Executing [s@macro-dialout-trunk:6] Set("SIP/103-000000e4", "OUTBOUNDGROUP=OUT1") in new stack -- Executing [s@macro-dialout-trunk:7] GotoIf("SIP/103-000000e4", "1?nomax") in new stack -- Goto (macro-dialout-trunk,s,9) -- Executing [s@macro-dialout-trunk:9] GotoIf("SIP/103-000000e4", "0?skipoutcid") in new stack -- Executing [s@macro-dialout-trunk:10] Set("SIP/103-000000e4", "DIALTRUNKOPTIONS=") in new stack -- Executing [s@macro-dialout-trunk:11] Macro("SIP/103-000000e4", "outbound-callerid,1") in new stack -- Executing [s@macro-outbound-callerid:1] ExecIf("SIP/103-000000e4", "0?Set(CALLERPRES()=)") in new stack -- Executing [s@macro-outbound-callerid:2] ExecIf("SIP/103-000000e4", "0?Set(REALCALLERIDNUM=103)") in new stack -- Executing [s@macro-outbound-callerid:3] GotoIf("SIP/103-000000e4", "1?normcid") in new stack -- Goto (macro-outbound-callerid,s,6) -- Executing [s@macro-outbound-callerid:6] Set("SIP/103-000000e4", "USEROUTCID=") in new stack -- Executing [s@macro-outbound-callerid:7] Set("SIP/103-000000e4", "EMERGENCYCID=") in new stack -- Executing [s@macro-outbound-callerid:8] Set("SIP/103-000000e4", "TRUNKOUTCID=") in new stack -- Executing [s@macro-outbound-callerid:9] GotoIf("SIP/103-000000e4", "1?trunkcid") in new stack -- Goto (macro-outbound-callerid,s,12) -- Executing [s@macro-outbound-callerid:12] ExecIf("SIP/103-000000e4", "0?Set(CALLERID(all)=)") in new stack -- Executing [s@macro-outbound-callerid:13] ExecIf("SIP/103-000000e4", "0?Set(CALLERID(all)=)") in new stack -- Executing [s@macro-outbound-callerid:14] ExecIf("SIP/103-000000e4", "0?Set(CALLERPRES()=prohibpassedscreen)") in new stack -- Executing [s@macro-dialout-trunk:12] ExecIf("SIP/103-000000e4", "0?AGI(fixlocalprefix)") in new stack -- Executing [s@macro-dialout-trunk:13] Set("SIP/103-000000e4", "OUTNUM=3235223") in new stack -- Executing [s@macro-dialout-trunk:14] Set("SIP/103-000000e4", "custom=DAHDI/g0") in new stack -- Executing [s@macro-dialout-trunk:15] ExecIf("SIP/103-000000e4", "0?Set(DIALTRUNKOPTIONS=M(setmusic^))") in new stack -- Executing [s@macro-dialout-trunk:16] Macro("SIP/103-000000e4", "dialout-trunk-predial-hook,") in new stack -- Executing [s@macro-dialout-trunk-predial-hook:1] MacroExit("SIP/103-000000e4", "") in new stack -- Executing [s@macro-dialout-trunk:17] GotoIf("SIP/103-000000e4", "0?bypass,1") in new stack -- Executing [s@macro-dialout-trunk:18] GotoIf("SIP/103-000000e4", "0?customtrunk") in new stack -- Executing [s@macro-dialout-trunk:19] Dial("SIP/103-000000e4", "DAHDI/g0/3235223,300,") in new stack == Begin MixMonitor Recording SIP/103-000000e4 -- Called g0/3235223 -- DAHDI/1-1 answered SIP/103-000000e4

И тут тишина

Прошу помощи, в чем может быть дело? Заранее всем огромное спасибо.