Nortel 222 用户指南
56
WAN interconnected LAN reference topologies
Interconnection of main and remote sites using BSR222 and BCM200/400
This reference interconnection has the following features:
•
The remote site has one BSR222, and the main site has a BCM200/400
with VPN capability. A branch tunnel connects the sites.
with VPN capability. A branch tunnel connects the sites.
•
Client tunnels are supported at both sites.
•
Both sites have DHCP and telephony server capability.
•
A VPN branch office tunnel connects the sites, and internal IP H.323
trunks connect the telephony servers.
trunks connect the telephony servers.
•
IP terminals at the remote site use H.323 trunks and local PSTN.
•
The BCM50 1.0 enables enhanced telephony features including Auto
Attendant, Unified Messaging, Contact Center, custom dialing plans,
and dozens of powerful call features.
Attendant, Unified Messaging, Contact Center, custom dialing plans,
and dozens of powerful call features.
Interconnection of BSR222 and an incumbent router (topology 1
with topology 3)
with topology 3)
This reference interconnection illustrates the connection of a main and
remote site using a BSR222 and an incumbent router. In this instance, a
branch tunnel is set up between the two sites. The BSR222 also supports
client tunnel termination at the remote site to enable remote access,
including telephony access for teleworkers and network administrators. See
the figure
remote site using a BSR222 and an incumbent router. In this instance, a
branch tunnel is set up between the two sites. The BSR222 also supports
client tunnel termination at the remote site to enable remote access,
including telephony access for teleworkers and network administrators. See
the figure
SMB
Small and Medium Business Solutions Overview and Configuration Guide
NN47910-200
02.01
Standard
Release 1.00
11/22/2006
Copyright © 2006, Nortel Networks
Nortel Networks Confidential
.