1 ZIP 4x5 The world’s most functional telephone

2 PSTN Internet Dallas, TX Sunnyvale, CA VPN Outside callers dial a single extension - phone at the office rings -phone at home rings Remote worker - can dial others within the enterprise - can see presence of others in company - can send and receive IM Remote workers and modern PBXs PSTN

3 Loaded with Functionality 4 call appearances and 5 ports –4 external 10/100 Base-T Ethernet ports –1 analog port for connection to the PSTN Firewall, NAT, and VPN –DHCP server for connected devices Bluetooth for wireless headsets Voice activated dialling

4 Connections

5 Features Intuitive buttons –hold, transfer, dynamic DND, call park & pickup, mute, redial Complete calculator Call forwarding Redial last 32 calls either made or received Memory (phone book) for 100 people Adjustable LCD angle Set the call forward at destination (Here I am)

6 Standards Based 100% open standards SIP protocol –use with MX or any call manager 802.1q VLAN tagging 802.1p priority marking 802.3af power over Ethernet Linux operating system

7 Architecture

8 Audio Speaker, handset, headset, Bluetooth Acoustic echo cancellation 5-way conference Voice activated dialling Different ring tones for internal, external, and analog calls Auto-answer internal calls Page through phone Mute and hold Speech compression (G.729A) Speech encryption

9 Remote worker home office — Before Internet IP Phone Computer Firewall, NAT, VPN PSTN Analog Phone DSL router or cable modem Messy Home

10 Remote worker home office — Now Home Sweet Home Internet Computer ZIP 4x5 — firewall, NAT, VPN — analog phone PSTN DSL router or cable modem

11 Analog Interface Allows local number to be published –important when worker is remote from office One call appearance can be dedicated Can transfer call on analog to Ethernet Can conference caller on analog to Ethernet Remote worker chooses to make local calls –or all PSTN calls go through the office

12 VPN and non-VPN traffic

13 Emergency Configure emergency numbers in ZIP 4x5 When dialled –ZIP 4x5 directs call over analog interface Emergency services get correct information –come to proper location

14 Bluetooth Use any standard Bluetooth headset –or order one with your ZIP 4x5 Excellent for people spending much time on the phone Easy to use –enable Bluetooth on the ZIP 4x5 –pair the phone and the headset –use Bluetooth headset to control calls carry on conversation up to 10 meters (30 ft.) from ZIP 4x5

15 Voice Activated Dialling Train the ZIP 4x5 to recognize your voice –record 4 ‘hot’ words Select up to 10 people in your phone book –record names for them Speak their name to dial

16 Encryption Secure conversations –secure conversations end to end –secure retrieval of voice mail 128 bit AES encryption –increases bandwidth requirement by 2% Negligible time to encrypt or decrypt –adds 100 µs to packet delay Compatible with any standards based device

17 Administration TFTP file –created by MX250 –download configuration in office –give to remote worker –remote configuration on software changes Browser interface –for local changes Menu interface –ideal for user preferences

18 Summary Great business telephone for the office The ideal solution for the remote worker –simplifies the home network –connect to the office and the Internet –one device for administrator to manage –Bluetooth wireless interface allows mobility –emergency calls directed to the local PSTN