Application 1: Bundled voice, corporate Frame Relay and Internet access services
The following diagrams show some of the applications supported by the 5842 and 5844 Multiport Routers:
Company
Headquarters
Headquar
S
SNMP or Telnet
net
et
MP or T
P
T1/E1
Remote Site
Digital
PSTN
4335 Access Router
Company
Headquarters
Remote Site
NxT1/E1
SNMP or
Works
Nx56/64bkps
Remote Site
Nx56/64bkps
4 Multiport Router
44
5842/584
5842/58
2/
42
84 /5
2/5
42
84
4335 Access Router
VLAN Switch
VLAN S it h
VLAN S it
LA
WAN A
4
4335 Acc
cess R
Application 2: Multihoming with independent ISP links between
four ISPs using load balancing
Application 4: Enterprise LAN extension services: Extending LANs and VLANs through the WAN networks
T1/E1
ISP B
ISP A
Company
Headquarters
p
y
p
T1/E1
/E1
T1/
T
T1
T1/E1
/E
/E1
T1
Application 3: Multihoming with primary high bandwidth access
4xT1/E1
/E1
T1/
T1
ISP B
ISP A
Company
Headquarters
p
y
Router
35 Access Router
335 Ac
4335 A