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DCH in RED alarm

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BobFroeh

Technical User
Sep 7, 2001
77
US
Just had a PRI go red (first time ever) what are the steps to clear, the T-1 card from telco is all green.

Thanks
 
LD 60 disl x
LD 96 dis dch x

ld 96 enl dch x
ld 60 enl x
 
IF YOU HAVE ddsl SET UP YOU CAN PRT THEM IN 74

LD 74
REQ PRT
TYPE DDSL
DDSL C/R

THIS WILL ALSO SHOW THE DDCS
 
Back up

used LD 96 dic dch xx
LD 60 disl 1
then ENLL 1

all came up, HICAP (AT&T) tells me copper problem

Thanks Gib,
 
First of all the DCH will never go into red alarm. It is either disabled, released or established. Light on the card will go red but that is about all. There are basically 2 portions to the PRI. One is the carrier which will give you red or yellow alarms then the second is the B and D channels.

You can't get the second part up until the carrier is established. If there is a red alarm 1st thing to check is the smartjack and see if there are lights and then the CSU for power etc. 90% of the time red alarm indicates a problem with the circuit/carrier portion of the T1.

Glad you got it fixed so fast.

Signature===========================================

Aastra Authorized Reseller
 
post is right.. what does the pri show.. ld 60 stat x lcnt x.. if that is red it's layer one and you can not command it to work.. if it's yellow or green, software may help.. is your msdl a daughter board? from what you've posted that looks bad

john poole
bellsouth business
columbia,sc
 
This is what I am getting, been up about a hour.

CH 05 - IDLE DID VOD * CH 06 - IDLE DID VOD *
CH 07 - IDLE DID VOD * CH 08 - IDLE DID VOD *
CH 09 - IDLE DID VOD * CH 10 - IDLE DID VOD *
CH 11 - IDLE DID VOD * CH 12 - IDLE DID VOD *
CH 13 - IDLE DID VOD * CH 14 - IDLE DID VOD *
CH 15 - IDLE DID VOD * CH 16 - IDLE DID VOD *
CH 17 - BUSY DID VOD * CH 18 - IDLE DID VOD *
CH 19 - BUSY DID VOD * CH 20 - BUSY DID VOD *
CH 21 - BUSY DID VOD * CH 22 - BUSY DID VOD *
CH 23 - BUSY DID VOD * CH 24 - DCH 21

.LCNT 1

PRI LOOP 1
TRSH CNT:
BPV -000
SLIPD -000
SLIPR -023
CRC -000
LOSFA -003
OS_BPV -000
OS_LOSFA-001
OS_YEL -000

.
 
Do an SSCK 0 in LD 60 and see what your clock is doing. It may be in Free Run.

War Eagle!!
 
It was in free run, how it got there I don't know...
dis cc 0
enl cc 0
stopped the error's

THANKS GUYS
 
Do an RCNT in LD 60 to reset the error counters if you haven't already.

War Eagle!!
 
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