The ShoreTel VPN Concentrator 4500 (MPN: 120-4500-01-A) is a network device for connecting remote ShoreTel IP phones to the system across the WAN (Internet). The VPN concentrator 4500 allows for secure voice conversations to remote offices and allows the establishment of secure ...The ShoreTel VPN Concentrator 4500 (MPN: 120-4500-01-A) is a network device for connecting remote ShoreTel IP phones to the system across the WAN (Internet). The VPN concentrator 4500 allows for secure voice conversations to remote offices and allows the establishment of secure tunnels to the phone.
The unit can support up to 10 simultaneous VPN connections across the WAN interface. The ShoreTel 4500 VPN concentrator offers built in redundancy with other concentrators. The IP 230G, 560G, or 565G phones are required to be used remotely.