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avanzada 7 - Asterisk-ES

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El Verdadero Secreto de<strong>Asterisk</strong> tm <strong>avanzada</strong> 7


<strong>avanzada</strong> 7<strong>Asterisk</strong> y NetworkingAB =ABdatos + ABvoz + ABvideo0,75Carga útil =VozVel. códec(bps) * retardo datagrama(ms)8 bits / bytes * 1000 ms / sRTPVozUDPRTPVozIPUDPRTPVozCabecera PPPIPUDPRTPVozCola PPP4 20 8 12 2AB(kbps) = 2 xtamaño trama(bytes) * 8 bits / bytesretardo del datagrama (ms)


<strong>avanzada</strong> 7<strong>Asterisk</strong> y Networking• tcpdump• wireshark• Nagios• mrtg• VQManager


<strong>avanzada</strong> 7<strong>Asterisk</strong> y Linux*Restode AplicacionesKernel de LinuxBus PCI / PCIe CPU RAM HDDTarjeta ComunicacionesTarjeta de Red


<strong>avanzada</strong> 7<strong>Asterisk</strong> y Linux(kernel)Kernel personalizado/etc/modprobe.d/blacklist/etc/security/limits.conf/etc/default/zaptel


<strong>Asterisk</strong> y Linux(CPU)<strong>avanzada</strong> 7irq balancenice / renicetasksetNúmero de llamadas(80/GHz CPU)32 bits / 64 bits


7<strong>Asterisk</strong> y Linux(PCI)<strong>avanzada</strong>comparticiónlatencialspci -vbcat /proc/interruptssolución por biosdeshabilitar componentespnp OS = no -> control biossetpci -s interrupt_lineNOAPIC


<strong>Asterisk</strong> y Linux(Networking)<strong>avanzada</strong> 7CHIPSET Y MODULOSLSMOD / MODINFOTxdescriptor/RXD<strong>ES</strong>CRIPTORinterrupthrottlerate


<strong>avanzada</strong> 7El Verdadero Secreto de<strong>Asterisk</strong>

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