3600 series router for VOIP

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Sep 15th, 2008
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i need to know will cisco 3600 series router support 4 to 6 E1 for voice over IP using ISDN or PRI singnaling if 2-Port E1 Multiflex Trunk Voice/WAN Interface Cards (VWICs)is used in three slots provided by 3600 routers

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hadbou Mon, 09/22/2008 - 08:43
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For Cisco 3600 routers to support VOIP you need to have NM-HDA module to provide DSP support without which VOIP can not be handled on 3600 series routers.Maximum Number of NM-HDAs Allowed in 3640 routrer is 3 and 3660 router is 6.So you can use either 3640 or 3660.


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