[Asterisk-Users] E1 Red Alarm
atl at unixsol.org
Sat Mar 6 08:30:08 MST 2004
Check the crossover cable.
Nicholas Bachmann wrote:
> Howdy -
> I'm trying to get a Malaysian PRI E1 up on a TE410P, with no luck.
> Right now, the setup is
> Telco -> HDSL -> WorldDSL UTU801-> 2 BNC E1 -> balun -> crossover ->
> Right now, the CSU/DSU-ish WorldDSL box has a green light indicating
> E1 sync, but the TE410P shows a red alarm. I checked the card by
> plugging the crossover from port 1 to port 2 on the 410 (it worked
> fine). It I change any of the cabling (i.e. swap things around), the
> green light goes off.
> I have my suspicions about the balun
> (http://www.ctcu.com/catalog/datacom/balun.pdf). Would a DB15F-RJ45
> converter be better the the BNC-balun-RJ45 arrangement we have now?
> Here's my zaptel.conf:
> The telco line IS working; it was tested and put in a couple of days
> ago. Any ideas why this isn't working?
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