Polycom Video Border Proxy™ (VBP™) 4350 2583-62562-001 Prospecto

Polycom VBP 4350 Converged Network Appliance

Specifications

Part No. 3726-17730-001   Rev. 04/08

4750 Willow Road, Pleasanton, CA 94588  (T) 1.800.POLYCOM  (765.9266) for North America only. 
For North America, Latin America and Caribbean (T) +1.925.924.6000, (F) +1.925.924.6100 

270 Bath Road, Slough, Berkshire SL1 4DX, (T) +44 (0)1753 723000, (F) +44 (0)1753 723010

8 Shenton Way, #11-01 Temasek Tower, Singapore 068811 (T) +65.6389.9200, (F) +65.6323.3022

T1 (not available on VBP 4350W model)

• Framing: ESF
• Line coding: B8ZS
• Line build out: 0,-7.5,-15dB

T1 is not available in all countries. Consult the Polycom price
List for country availability.

Ethernet

• 10/100 Mbps
• Auto-sensing, full or half duplex

• PPP
• Frame relay
• HDLC

• 4 x 10/100 Mbps Ethernet ports
• Auto-sensing, full or half duplex
• Managed switch supports VLAN 802.1Q tagging and 

forwarding for up to 16 unique VLAN Ids

• 802.11 (b & g)

Dimensions

• Height 1.7”, Width 10”, Depth 7”
• Weight: 2 lbs.

Power

• External power brick:  12V, 3.0A

Regulatory

• FCC Part 15 (Class B) and Part 68, UL, cUL, CE, Industry

Canada ICES-003 and IC-CS03

• HTTP, HTTPS, SSH, Telnet, SNMPv1/V3 
• Syslog support

Video and Voice

• SIP, MGCP and H.323 application layer gateway enables a

single public IP address to be used for multiple endpoints

• Shortest path routing for media optimizes video and voice

quality 

• Embedded LAN side gatekeeper supporting up to 

15 registrants

QoS

• Class based queuing/prioritization
• Diffserv marking and policing
• Traffic shaping
• Video and voice call admission control prevents 

oversubscription of priority queue

Security

• Stateful packet inspection firewall
• Application layer gateway dynamically provisions and 

closes UDP ports used for video and voice calls

• IPSec:  3DES, SHA-1
• NAT/PAT server hides enterprise LAN topology
• VPN AES 128

Passive Call Quality Monitoring (voice only)

• Per call statistics include mean opinion score (average and

minimum), jitter, latency, packet loss and much more

• Alarms for poor MOS scores
• Active call count indicators

VBP 4350-E3 NAT/ firewall traversal unit includes a 
four-port 10/100 Ethernet switch, integrated T1 CSU/DSU
WAN interface, or 1x 10/100 Ethernet WAN interface with
capacity of 3 Mbps of traffic.

©2008 Polycom, Inc. All rights reserved.

Polycom, the Polycom logo and VSX are registered trademarks and HDX 4000, HDX 7000, HDX 8000, RMX 2000 and VBP are trademarks of Polycom, Inc. in the U.S. and various
other countries.  All other trademarks are the property of their respective owners.  Information in this document is subject to change without notice.