Setting max files open to 102400
Channel              Location             State   Application(Data)             
IAX2/odn1-voip-clust ~~s~~@dialExternal:2 Ring    NoOp("Dialing upstream server 
IAX2/odn1-voip-clust ~~s~~@dialExternal:2 Ring    NoOp("Dialing upstream server 
2 active channels
2 of 10000 max active calls ( 0.02% of capacity)
25 calls processed
Asterisk ending (0).