Installing CallManager Express in GNS3

cucme-gns3-1

This article describes how to transform a Cisco router in GNS3 into a Cisco CallManager Express or CUCME. Remember that a Cisco router can become a CallManager Express if we install the CUCME package into it. I’ll assume you have a CUCME ... Read More »

E1 PRI, T1 PRI and ISDN BRI

In this post, we will understand the nuances between the following concepts: TDM links and interfaces T1, T1 PRI, E1, E1 PRI, ISDN BRI E1 and T1 E1 and T1 are two TDM technologies; they leverage Time Division  Multiplexing to ... Read More »

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