Does anybody knows how to resolve this issue?
ztcfg -vvv
Zaptel Configuration
SPAN 1: CCS/ AMI Build-out: 399-533 feet (DSX-1)
SPAN 2: CCS/HDB3 Build-out: 399-533 feet (DSX-1)
SPAN 3: CAS/HDB3 Build-out: 399-533 feet (DSX-1)
SPAN 4: CAS/ AMI Build-out: 399-533 feet (DSX-1)
Channel map:
Channel 01: Clear channel (Default) (Slaves: 01)
Channel 02: Clear channel (Default) (Slaves: 02)
Channel 03: D-channel (Default) (Slaves: 03)
Channel 04: Clear channel (Default) (Slaves: 04)
Channel 05: Clear channel (Default) (Slaves: 05)
Channel 06: D-channel (Default) (Slaves: 06)
Channel 07: Clear channel (Default) (Slaves: 07)
Channel 08: Clear channel (Default) (Slaves: 08)
Channel 09: D-channel (Default) (Slaves: 09)
Channel 10: Clear channel (Default) (Slaves: 10)
Channel 11: Clear channel (Default) (Slaves: 11)
Channel 12: D-channel (Default) (Slaves: 12)
Channel 13: FXS Kewlstart (Default) (Slaves: 13)
Channel 14: FXS Kewlstart (Default) (Slaves: 14)
Channel 15: FXS Kewlstart (Default) (Slaves: 15)
Channel 16: FXS Kewlstart (Default) (Slaves: 16)
16 channels configured.
ZT_SPANCONFIG failed on span 1: Invalid argument (22)
Thank you