[asterisk-users] ISDN for Dahdi get hangs

[Clive.Chan(ATN)]

Hi all, 
I am using TE220 on Centos 4.7 final, asterisk 1.4.22, Dahdi 2.0.0, and
everytime get hangs after I type the  "dadhi_cfg -vv" and what is my
problem? Can some one help me for this?
 
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