Quick Eagle Networks 4335 Network Router User Manual


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Application 1: Application traffic prioritization and WAN bandwidth allocation using DiffServ-compliant QoS
The following diagrams show some of the applications with the 4335 Access Router:
2xT1
/
E
1
Central Sit
e
Remote Site
IP Network
(MPLS Enabled)
Remote Site
T1
/
E
1
T1
/
E
1
VoIP Gatewa
y
IP Ph
o
n
es
Corporate servers
(email, database, We
eb)
b)
b
FTP server
Video
Co
VoIP Gateway
IP Phones
Video Conference
FTP server
VoIP Gatewa
y
IP Phones
Video Conference
4
335
Access Ro
u
4
335
A
WAN Access Platform
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
Cor
p
orate
L
2xT1
/
E
1
C
entral
S
it
e
Remote Site
D
S
L
/Cab
l
e
M
ode
m
Internet
VPN Gateway
ISP
ISP
Remote Branch Office
DSL/Cable Modem
ISP
Cor
p
orate serve
r
(
email, database,
W
Cor
p
orate server
s
(
email, database, Web
)
Remote Site
T1
/
E
1
T1
/E
er
DSL/Cable Modem
l
i
e
n
t
C
li
e
n
t
Application 2: Network access redundancy: Frame Relay service augmented with IP-VPN tunnels
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