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When the Data Center is operational , the role of the administrator is to manage the devices to maximize uptime of available services . It does this such that in the event of a primary Supervisor failure , the redundant Supervisor can assume the primary role ( stateful failover ) and continue to forward data using the last known set of routes ( non stop forwarding ) . With the Smartports phone and desktop role , voice quality is guaranteed . Distressed companies with impossible financial circumstances can be acquired by ' rinsing ' the balance sheet . Plagued by the inability to stabilize their new software release , void of leadership and consumed with internal politics , the firm has managed to take a dozen viable businesses and turn them into a single swamp . Other technologies discussed in the next section , will also play a critical role in the successful implementation of the server cluster design . Void where taxed , regulated , restricted or prohibited by law . Often called " cleaning the balance sheet " , investors and creditors are often offered ( in a move that resembles the famous ' do n't move or I 'll shoot scene from Blazing Saddles ) the opportunity to recover ' some ' of their investment in cash ( for investors ) or services ( for creditors ) if the existing terms can be rearranged . In a multicast deployment , the Rendezvous point ( RP ) plays a critical role in defining and building a path through the network over which multicast traffic can traverse . The Cisco Catalyst ® 3750G-48TS switch is a member of the Cisco Catalyst 3750 Series , an innovative product line that improves LAN operating efficiency by combining industry-leading ease of use and the highest resiliency available for stackable switches .