I'm Running latest cvs version of zaptel, libpri and Asterisk On Fedora Core 3 in a Dell PowerEdge 2800 with 2 Xeon Processors (3.2GHz/2MB Cache) My current conf is: ========================================== # cat /etc/zaptel.conf span=1,0,0,ccs,hdb3 bchan=1-15,17-31 dchan=16 loadzone = us defaultzone = us ========================================== # cat /etc/asterisk/zapata.conf [trunkgroups] [channels] signalling=pri_cpe switchtype=euroisdn echocancel=yes echocancelwhenbridged=no group=1 callgroup=1 pickupgroup=1 context=default echotrainig=no busydetect=no callprogress=no pridialplan=unknown localpridialplan=national immediate=no overlapdial=yes channel => 1-15,17-31 ========================================== # cat /proc/interrupts CPU0 CPU1 CPU2 CPU3 0: 6837153 6842272 6862416 6941977 IO-APIC-edge timer 1: 0 0 0 8 IO-APIC-edge i8042 8: 2 45 5 46 IO-APIC-edge rtc 9: 0 0 0 0 IO-APIC-level acpi 12: 0 0 0 58 IO-APIC-edge i8042 14: 379 1170 1080 530 IO-APIC-edge ide0 177: 964 16961 16271 4786 IO-APIC-level megaraid 185: 60020 13494537 2800955 10770635 IO-APIC-level wcte11xp 193: 864342 0 0 232 IO-APIC-level eth0 NMI: 0 0 0 0 LOC: 27483129 27483137 27484021 27484020 ERR: 0 MIS: 0 ========================================== => lspci -vb shows this for the TE110P: 06:02.0 Network controller: Tiger Jet Network Inc. Tiger3XX Modem/ISDN interface Subsystem: Unknown device 797e:0001 Flags: bus master, medium devsel, latency 32, IRQ 10 I/O ports at ec00 Memory at fe7ff000 (32-bit, non-prefetchable) Capabilities: [40] Power Management version 2 ========================================== => IRQ10 is used only by digium card: # lspci -vb | grep "IRQ 10" Flags: bus master, medium devsel, latency 32, IRQ 10 ========================================== => ZTool doesn't show alarms: Digium Wildcard TE110P T1/E1 Card 0 Current Alarms: No alarms. Sync Source: Internally clocked IRQ Misses: 0 Bipolar Viol: 0 Tx/Rx Levels: 0/ 0 Total/Conf/Act: 31/ 31/ 0 1111111111222222222333 1234567890123456789012345789012 TxA ------------------------------- TxB ------------------------------- TxC ------------------------------- TxD ------------------------------- RxA ------------------------------- RxB ------------------------------- RxC ------------------------------- RxD ------------------------------- ========================================== # uname -a Linux ActTel 2.6.9-1.667smp #1 SMP Tue Nov 2 14:59:52 EST 2004 i686 i686 i386 GNU/Linux