En esta implementación se cuenta con un E1 por cada Operador de la Siguiente Forma:
	Movistar: R2-R2
	CANTV: DTMF-R2
	Digitel: R2-R2

Las tarjetas son Sangoma y adjuntare uno de los wanpipe.conf para referencia.

Las versiones son:
	Asterisk 1.4.42
	Dahdi 2.2.0
	OpenR2 1.3.2
	Wanpipe 3.5.25

System.conf:

	loadzone=us
	defaultzone=us

	#Sangoma A102 port 1 [slot:3 bus:7 span:1] <wanpipe1>
	#CANTV DTMF-R2
	span=1,1,0,cas,hdb3
	cas=1-15:1101
	#dchan=16
	cas=17-31:1101
	echocanceller=mg2,1-15,17-31

	#Sangoma A102 port 2 [slot:3 bus:7 span:2] <wanpipe2>
	#Movistar MFC-R2
	span=2,2,0,cas,hdb3
	cas=32-46:1101
	dchan=47
	cas=48-62:1101
	echocanceller=mg2,32-46,48-62

	#Sangoma A101 port 1 [slot:4 bus:7 span:3] <wanpipe3>
	#Digitel MFC-R2
	span=3,3,0,cas,hdb3
	cas=63-77:1101
	#dchan=78
	cas=79-93:1101
	echocanceller=mg2,63-77,79-93

Dahdi-channels.conf:

	;Sangoma A102 port 1 [slot:3 bus:7 span:1] <wanpipe1>
	group=6
	signalling=mfcr2
	mfcr2_variant=ve
	mfcr2_get_ani_first=yes
	mfcr2_immediate_accept=no
	mfcr2_max_ani=10
	mfcr2_max_dnis=4
	mfcr2_category=national_subscriber
	channel => 1-15
	;CANTV ENTRANTE GRUPO 6


	group=2
	signalling=mfcr2
	mfcr2_variant=ve
	mfcr2_dtmf_detection=1
	mfcr2_dtmf_dialing=1
	mfcr2_get_ani_first=yes
	mfcr2_immediate_accept=yes
	mfcr2_max_ani=10
	mfcr2_max_dnis=4
	mfcr2_category=national_subscriber
	mfcr2_logdir=cantv
	mfcr2_logging=all
	mfcr2_mfback_timeout=-1
	channel => 17-31
	;CANTV SALIENTE GRUPO 2

	;Sangoma A102 port 2 [slot:3 bus:7 span:2] <wanpipe2>
	group=1
	signalling=mfcr2
	mfcr2_variant=ve
	mfcr2_get_ani_first=yes
	mfcr2_dtmf_detection=0
	mfcr2_dtmf_dialing=0
	mfcr2_max_ani=10
	mfcr2_max_dnis=4
	mfcr2_category=national_subscriber
	channel => 32-46
	channel => 48-62
	;MOVISTAR GRUPO 1

	;Sangoma A101 port 1 [slot:4 bus:7 span:3] <wanpipe3>
	group=3
	signalling=mfcr2
	mfcr2_variant=ve
	mfcr2_get_ani_first=no
	mfcr2_max_ani=11
	mfcr2_max_dnis=4
	mfcr2_category=national_subscriber
	channel => 63-77
	channel => 79-93
	;DIGITEL


WanpipeX.conf:

	[devices]
	wanpipe1 = WAN_AFT_TE1, Comment

	[interfaces]
	w1g1 = wanpipe1, , TDM_VOICE, Comment

	[wanpipe1]
	CARD_TYPE       = AFT
	S514CPU         = A
	CommPort        = PRI
	AUTO_PCISLOT    = NO
	PCISLOT         = 3
	PCIBUS          = 7
	FE_MEDIA        = E1
	FE_LCODE        = HDB3
	FE_FRAME        = NCRC4
	FE_LINE         = 1
	TE_CLOCK        = NORMAL
	TE_REF_CLOCK    = 0
	TE_SIG_MODE     = CAS
	TE_HIGHIMPEDANCE        = NO
	TE_RX_SLEVEL    = 430
	HW_RJ45_PORT_MAP = DEFAULT
	LBO             = 120OH
	FE_TXTRISTATE   = NO
	MTU             = 1500
	UDPPORT         = 9000
	TTL             = 255
	IGNORE_FRONT_END        = NO
	TDMV_SPAN               = 1
	TDMV_DCHAN              = 16
	TE_AIS_MAINTENANCE = NO        
	TDMV_HW_DTMF            = YES           
	TDMV_HW_FAX_DETECT              = NO            
	HWEC_OPERATION_MODE     = OCT_NORMAL   
	HWEC_DTMF_REMOVAL       = NO    
	HWEC_NOISE_REDUCTION    = NO    
	HWEC_ACUSTIC_ECHO       = NO    
	HWEC_NLP_DISABLE        = NO 
	HWEC_TX_AUTO_GAIN       = 0     
	HWEC_RX_AUTO_GAIN       = 0     
	HWEC_TX_GAIN            = 0   
	HWEC_RX_GAIN            = 0             
	[w1g1]
	ACTIVE_CH       = ALL
	TDMV_HWEC       = YES
	MTU             = 8