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If a company is composed by three different site, in each site is installed a CUCM in order to manage an IP-Phone network, the sites are in different location in the same city and are connected eachone with eachothers.Is it possible to replace the 3 ...
In a network with many sites, in each site is installed a CUCM, I'd like to configure a centralized backup CUCM wich will work when one ore more local CUCM go down.Is it possible? If yes, how can I configure the backup CUCM?Thanks
I've two questions about interaction between CUCM and DHCP server.1. In a network with a CUCM, IP-Phones and a DHCP server: if the DHCP server goes down, does the IP-Phones work?if the DHCP server is replaced with another DHCP server, are there chang...
I'm not expert about this, but I think that a cluster provides fault tollerance in case of unavailability of a server.I need to provide fault tollerance in a network that includes 3 different sites (3 buildings) and a disaster recovery site, so i ne...
If I have:-multiple sites, (i.e. 3 sites) with a call manager in each site;-all sites are connected with the public telephone network, so all sites have the same radical numer (i.e. +39065212) and each call manager manage a range of internal number.F...
