I just got a 908 and I am having trouble getting a back to back T1 up between it's T1 0/2 and a CISCO IAD
I have tried making three different cables following this guide:
Both Interfaces will come up using a loopback plug per the aforementioned guide.
Here is the config:
===============================================================
interface t1 0/1
description PRI OUT
tdm-group 1 timeslots 1-8,24 speed 64
no shutdown
!
interface t1 0/2
description PRI OUT
fdl none
tdm-group 1 timeslots 1-8,24 speed 64
no shutdown
!
!
interface pri 1
description pri 1
isdn name-delivery setup
connect t1 0/2 tdm-group 1
role network b-channel-restarts enable
no shutdown
TA908#sh int t1 0/2
t1 0/2 is DOWN
Description: PRI OUT
Transmitter is sending remote alarm
Receiver has loss of signal, loss of frame
T1 coding is B8ZS, framing is ESF
FDL type is disabled
Line build-out is 0dB
No remote loopbacks, No network loopbacks
Acceptance of remote loopback requests enabled
Tx Alarm Enable: rai
Last clearing of counters 00:23:42
loss of frame : 0
loss of signal : 0
AIS alarm : 0
Remote alarm : 0
DS0 Status: 123456789012345678901234
XXXXXXXXXXXXXXXXXXXXXXXX
Status Legend: '-' = DS0 is not allocated
'X' = DS0 is allocated (nailed)
Signaling Bit Status: 123456789012345678901234
RxA: ------------------------
RxB: ------------------------
TxA: ------------------------
TxB: ------------------------
123456789012345678901234
Line Status: -- LOS -- Red -- Tx Yellow --
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
Current Performance Statistics:
0 Errored Seconds, 0 Bursty Errored Seconds
0 Severely Errored Seconds, 665 Severely Errored Frame Seconds
665 Unavailable Seconds, 0 Path Code Violations
0 Line Code Violations, 0 Controlled Slip Seconds
0 Line Errored Seconds, 0 Degraded Minutes
TDM group 1, line protocol is not set
Encapsulation is not set
===============================================================
controller T1 1/0
framing ESF
clock source line
linecode b8zs
cablelength short 133
pri-group timeslots 1-8,24 speed 64
process-max-time 200
interface Serial1/0:23
no ip address
encapsulation hdlc
isdn switch-type primary-ni
isdn incoming-voice voice
no cdp enable
T1 1/0 is down.
Applique type is Channelized T1
Cablelength is short 133
Transmitter is sending remote alarm.
Receiver has loss of signal.
alarm-trigger is not set
Soaking time: 3, Clearance time: 10
AIS State:Clear LOS State:Clear LOF State:Clear
Framing is ESF, Line Code is B8ZS, Clock Source is Line.
Data in current interval (1 seconds elapsed):
0 Line Code Violations, 0 Path Code Violations
0 Slip Secs, 0 Fr Loss Secs, 0 Line Err Secs, 0 Degraded Mins
0 Errored Secs, 0 Bursty Err Secs, 0 Severely Err Secs, 1 Unavail Secs
===============================================================
Here are some errors on the Adtran side I noticed:
2010.08.04 22:17:01 T1.t1 0/2 Tx Yellow, Red
2010.08.04 22:17:15 T1.t1 0/2 Tx Yellow, Red, LOS
2010.08.04 22:17:16 T1.t1 0/1 Tx Yellow, Red
2010.08.04 22:17:23 T1.t1 0/1 Tx Yellow, Red, LOS
2010.08.04 22:19:21 T1.t1 0/2 Tx Yellow, Red
2010.08.04 22:19:28 T1.t1 0/2 Tx Yellow, Red, LOS
2010.08.04 22:19:32 T1.t1 0/2 Tx Yellow, Red
2010.08.04 22:19:42 T1.t1 0/2 No Alarms
2010.08.04 22:19:42 INTERFACE_STATUS.t1 0/2 changed state to up
2010.08.04 22:19:47 ISDN.EP PRI 1 D channel is DOWN
2010.08.04 22:30:04 T1.t1 0/1 SEFS 15 min threshold exceeded
2010.08.04 22:30:13 T1.t1 0/1 UAS 15 min threshold exceeded
2010.08.04 22:44:17 T1.t1 0/2 Tx Yellow, Red, LOS
2010.08.04 22:44:17 T1.t1 0/2 SEFS 15 min threshold exceeded
2010.08.04 22:44:17 INTERFACE_STATUS.t1 0/2 changed state to down
