I've been trying to get my node setup but I keep getting errors when I load asterisk. I compiled zaptel and asterisk, but I'm not sure what's going on. I have rpt.conf setup for using simpleusb and ztdummy loaded on modprobe. What can be my issue? It looks like it's trying to call itself.

[May 3 23:18:26] NOTICE[15905]: app_rpt.c:22002 rpt_master: RPT thread restarted on 41721

-- Re-Loading config for repeater 41721

-- rpt (Rx) initiating call to simpleusb/usb on SimpleUSB/usb

[May 3 23:18:26] WARNING[15905]: app_rpt.c:22014 rpt_master: rpt_thread restarted on node 41721

[May 3 23:18:26] WARNING[15949]: chan_dahdi.c:942 dahdi_open: Unable to set blocksize '160': Function not implemented

[May 3 23:18:26] ERROR[15949]: chan_dahdi.c:7906 chandup: Unable to dup channel: Function not implemented

[May 3 23:18:28] NOTICE[15905]: app_rpt.c:22002 rpt_master: RPT thread restarted on 41721

-- Re-Loading config for repeater 41721

[May 3 23:18:28] WARNING[15905]: app_rpt.c:22014 rpt_master: rpt_thread restarted on node 41721

-- rpt (Rx) initiating call to simpleusb/usb on SimpleUSB/usb

[May 3 23:18:28] WARNING[15951]: chan_dahdi.c:942 dahdi_open: Unable to set blocksize '160': Function not implemented

[May 3 23:18:28] ERROR[15951]: chan_dahdi.c:7906 chandup: Unable to dup channel: Function not implemented

-- Remote UNIX connection

-- Remote UNIX connection disconnected

[May 3 23:18:30] NOTICE[15905]: app_rpt.c:22002 rpt_master: RPT thread restarted on 41721

-- Re-Loading config for repeater 41721

[May 3 23:18:30] WARNING[15905]: app_rpt.c:22014 rpt_master: rpt_thread restarted on node 41721

-- rpt (Rx) initiating call to simpleusb/usb on SimpleUSB/usb

[May 3 23:18:30] WARNING[15959]: chan_dahdi.c:942 dahdi_open: Unable to set blocksize '160': Function not implemented

[May 3 23:18:30] ERROR[15959]: chan_dahdi.c:7906 chandup: Unable to dup channel: Function not implemented

[May 3 23:18:32] NOTICE[15905]: app_rpt.c:22002 rpt_master: RPT thread restarted on 41721

-- Re-Loading config for repeater 41721

[May 3 23:18:32] WARNING[15905]: app_rpt.c:22014 rpt_master: rpt_thread restarted on node 41721

-- rpt (Rx) initiating call to simpleusb/usb on SimpleUSB/usb

[May 3 23:18:32] WARNING[15961]: chan_dahdi.c:942 dahdi_open: Unable to set blocksize '160': Function not implemented

[May 3 23:18:32] ERROR[15961]: chan_dahdi.c:7906 chandup: Unable to dup channel: Function not implemented

-- Remote UNIX connection

-- Remote UNIX connection disconnected

[May 3 23:18:34] NOTICE[15905]: app_rpt.c:22002 rpt_master: RPT thread restarted on 41721

-- Re-Loading config for repeater 41721

[May 3 23:18:34] WARNING[15905]: app_rpt.c:22014 rpt_master: rpt_thread restarted on node 41721

-- rpt (Rx) initiating call to simpleusb/usb on SimpleUSB/usb

[May 3 23:18:34] WARNING[15969]: chan_dahdi.c:942 dahdi_open: Unable to set blocksize '160': Function not implemented

[May 3 23:18:34] ERROR[15969]: chan_dahdi.c:7906 chandup: Unable to dup channel: Function not implemented

[May 3 23:18:36] ERROR[15905]: app_rpt.c:21997 rpt_master: Continual RPT thread restarts, killing Asterisk

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Disconnected from Asterisk server