I have one Cisco 2811 router. It doesn't have any PVDM cards. My question is, if i have 4-FXO card and IP Phones are connected on router. Do i need to use DSP resources to communicate between ip phone and between ip phones and PSTN?
Find answers to your questions by entering keywords or phrases in the Search bar above. New here? Use these resources to familiarize yourself with the community:
