Service Providers

termination = outbound calls terminated in the PSTN; origination = inbound call from the PSTN into the SIP network

• Shoretel: comparing hosted vs. on-premises PBX
• Net2Phone
• Average phone call duration: 7.12 minutes
• 1Q98: 3.8 million minutes,
• Revenue 2.1 M$ (1Q98)
• domestic calls: 8c/min
• Red Gap hosted PBX

Hardware

• SIP hardware vendors

Last updated by Henning Schulzrinne