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The following diagrams show some of the applications with the 4335 Access Router:
Application 1: Application traffic prioritization and WAN bandwidth allocation using DiffServ-compliant QoS
Central Site
Video Co
Corporate servers
(email, database, We e b) b) b
IP Phones
VoIP & Video IP Traffic, Expedited Forwarding (EF) class of service, 20% WAN bandwidth
VoIP & Video IP Traffic, Expedited Forwarding (EF) class of service, 20% WAN bandwidth
FTP & SAP Traffic, Assured Forwarding (AF1) class of service AF1, 40% WAN bandwidth
FTP & SAP Traffic, Assured Forwarding (AF1) class of service AF1, 40% WAN bandwidth
Email & Web Traffic, Best Effort (BE) class of service, 20% WAN bandwidth
Email & Web Traffic, Best Effort (BE) class of service, 20% WAN bandwidth
Application 2: Network access redundancy: Frame Relay service augmented with IP-VPN tunnels
Central Site
Corporate L
Corporate server
(email, database, W
2xT1/E1
VoIP Gateway
Remote Site
T1/E1
2xT1/E1
DSL/Cable Modem
Remote Site
4335 Access Rou
WAN Access Platform
VoIP Gateway
T1/E1
IP Network
(MPLS Enabled)
T1/E1
4335 A
Remote Site
er
T1/E
ISP
Remote Branch Office
Internet
ISP
DSL/Cable Modem
Video Conference
FTP server
Remote Site
Video Conference
FTP server
VoIP Gateway
Corporate servers
(email, database, Web)
VPN Gateway
DSL/Cable Modem
lient
Client
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