• Support for remote zone monitoring
• Support for remote zone redundancy
• Support for up to 200 neighbor zones (including Cisco VCSs, border controllers, gatekeepers, and SIP proxies)
• Support for subzone area definition for bandwidth management
• Support for flexible zone configuration with named zones and default zone
• Support for forwarding of requests to neighbor zones
• Support for registration control (open, specifically allow, and specifically deny)
• Support for interzone bandwidth management: Definable call by call
• Maximum bandwidth per call
• Maximum aggregate bandwidth for all neighboring zones
• Support for intrazone bandwidth management: Definable call by call
• Maximum bandwidth per call
• Maximum aggregate bandwidth
• Support for auto-down-speeding if call exceeds per-call maximum
• Support for gateway load balancing
• Support for automatic network failover
• Support for capacity warnings for users and administrators
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