E1 Card Status LED pulse Red periodicaly

bono056

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Jan 19, 2010
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#1
hi
i installed elastix with an e1 card. every think goes ok, & when i click Hardware Detection->detect new hardware all 32 line is green. but Status LED in the back of card is not solid green & pulse red periodicaly.
when i click hardware detection again and again 2 different message shown are:

Span # 1: WCT1/0 "Wildcard TE120P Card 0" (MASTER) HDB3/CCS/CRC4 BLUE RECOVERINGClockSource
Span # 1: WCT1/0 "Wildcard TE120P Card 0" (MASTER) HDB3/CCS/CRC4 RECOVERINGClockSource

what is this BLUE RECOVERINGClockSource?
 

bono056

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Jan 19, 2010
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#2
the problem was crc4 & solved by inactivating crc4.
in /etc/dahdi/system.conf
span=1,1,0,ccs,hdb3,crc4 ==> span=1,1,0,ccs,hdb3
& run dahdi.cfg
 

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