[trixbox1.localdomain ~]# lsdahdi
### Span  1: ztqoz/1/1 "quadBRI PCI ISDN Card 1 Span 1 [TE] (cardID 0) Layer 1 DEACTIVATED (F3)" (MASTER) AMI/CCS
  1 BRI        Clear       (SWEC: MG2)
  2 BRI        Clear       (SWEC: MG2)
  3 BRI        Hardware-assisted HDLC
### Span  2: ztqoz/1/2 "quadBRI PCI ISDN Card 1 Span 2 [TE] (cardID 0) Layer 1 DEACTIVATED (F3)" AMI/CCS
  4 BRI        Clear       (SWEC: MG2)
  5 BRI        Clear       (SWEC: MG2)
  6 BRI        Hardware-assisted HDLC
### Span  3: ztqoz/1/3 "quadBRI PCI ISDN Card 1 Span 3 [TE] (cardID 0) Layer 1 DEACTIVATED (F3)" AMI/CCS
  7 BRI        Clear       (SWEC: MG2)
  8 BRI        Clear       (SWEC: MG2)
  9 BRI        Hardware-assisted HDLC
### Span  4: ztqoz/1/4 "quadBRI PCI ISDN Card 1 Span 4 [TE] (cardID 0) Layer 1 DEACTIVATED (F3)" AMI/CCS
 10 BRI        Clear       (SWEC: MG2)
 11 BRI        Clear       (SWEC: MG2)
 12 BRI        Hardware-assisted HDLC