Datasheet

Cisco Preferred Architecture for
Midmarket Collaboration PAGE 25
Collaboration Edge
Collaboration Edge
Business demand for connectivity between organizations by leveraging the Internet has increased significantly over the
past few years. For many organizations, this connectivity is a fundamental requirement for conducting day-to-day
activities. Moreover, securely connecting mobile workers and remote sites to each other and to headquarters is critical
functionality that enables organizations to accomplish their business goals. The Cisco PA for Midmarket Collaboration
addresses these needs with the Collaboration Edge architecture shown in Figure 12.
Figure 12. Architecture for Collaboration Edge
Table 8 lists the roles of the Collaboration Edge components in this architecture and the services they provide.
Table 8. Components for Collaboration Edge
Module Component Description
Collaboration Edge Cisco Expressway-E The traversal server that enables secure VPN-less mobile and remote access for
TelePresence endpoints and Jabber clients. The traversal server resides in the
DMZ. The solution also provides business-to-business calling, protocol
interworking, and cloud connectivity.
Cisco Expressway-C The traversal client that creates a secure, trusted connection through the firewall
to Expressway-E. The traversal client resides inside the enterprise network. The
solution provides mobile and remote access, business-to-business calling,
protocol interworking, and cloud connectivity.
Cisco ISR with PSTN Interfaces Enables local PSTN connectivity
Cisco ISR with Cisco Unified
Border Element (CUBE) software
Enables connectivity from an organization’s network to the service provider
network for SIP trunks via CUBE