Hi every one. I am very new on asterisk, and i'm trying to make chan_ss7 work. The problem that i have is that when i try to start asterisk with asterisk -vvvvvvvvvvvvvvvcg, apears the following error: == Parsing '/etc/asterisk/zapata.conf': Found May 17 08:22:20 ERROR[8937]: chan_zap.c:6890 mkintf: Signalling requested on channel 1 is FXO Loopstart but line is in PRI Signalling signalling May 17 08:22:20 ERROR[8937]: chan_zap.c:10314 setup_zap: Unable to register channel '1-15' May 17 08:22:20 WARNING[8937]: loader.c:414 __load_resource: chan_zap.so: load_module failed, returning -1 May 17 08:22:20 WARNING[8937]: loader.c:554 load_modules: Loading module chan_zap.so failed! I have one TE110P and a TDM400P zttools displays alarm=OK for both My zapata.conf is ============== [channels] context=default switchtype=national signalling=fxo_ls usecallerid=yes hidecallerid=no callwaiting=yes usecallingpres=yes callwaitingcallerid=yes threewaycalling=yes transfer=yes cancallforward=yes callreturn=yes echocancel=yes echocancelwhenbridged=yes rxgain=0.0 txgain=0.0 group=1 callgroup=1 pickupgroup=1 immediate=no group = 1 context = default channel => 1-15,17,31 callerid=asreceived signalling=fxs_ks context=from-pstn group=2 channel => 32 signalling=fxs_ks context=from-pstn group=2 channel => 33 signalling=fxs_ks context=from-pstn group=2 channel => 34 signalling=fxs_ks context=from-pstn group=2 channel => 35 ================== My zaptel.conf is =========================== span=1,1,0,ccs,hdb3,crc4 bchan=1-15,17-31 dchan=16 # Span 2: WCTDM/0 "Wildcard TDM400P REV I Board 1" fxsks=32 fxsks=33 fxsks=34 fxsks=35 loadzone = us defaultzone = us =========================== I allready tried with AAH, but it did'nt load the chan_ss7 module either. Do you have any idea that will help me to solve the problem?. Thanks in advance to all... RV AVISO LEGAL: Esta informaci?n es privada y confidencial y est? dirigida ?nicamente a su destinatario. Si usted no es el destinatario original de este mensaje y por este medio pudo ?acceder a dicha informaci?n por favor elimine el mensaje. La distribuci?n o copia de este mensaje est? estrictamente prohibida. Esta comunicaci?n es s?lo para ?prop?sitos de informaci?n y no debe ser considerada como propuesta, aceptaci?n ni como una declaraci?n de voluntad oficial de NUCLEO S.A. ?La transmisi?n de e-mails no garantiza que el correo electr?nico sea seguro o libre de error. Por consiguiente, no manifestamos que esta informaci?n sea completa o precisa. ?Toda informaci?n est? sujeta a alterarse sin previo aviso. This information is private and confidential and intended for the recipient only. If you are not the intended recipient of this message you are hereby notified that any review, ?dissemination, distribution or copying of this message is strictly prohibited. This communication is for information purposes only and shall not be regarded neither as a proposal, ?acceptance nor as a statement of will or official statement from NUCLEO S.A. . Email transmission cannot be guaranteed to be secure or error-free. Therefore, we do not represent that this information is complete or accurate and it should not be relied upon as such. All information is subject to change