Nortel Networks 553-3001-358, 555-4001-135 42 Engineering guidelines, 553-3001-358/555-4001-135 Standard 02.00 July 2006 , Figure 7 LAN/intranet access only C-LAN connection, Figure 8 on page 43 shows an example of the E-LAN connection.

42 Engineering guidelines
553-3001-358/555-4001-135 Standard 02.00 July 2006
Figure 7
LAN/intranet access only – C-LAN connection
Figure 8 on page 43 shows an example of the E-LAN connection.
G100278
ICB BUI
ICB BUI
ICB BUI
ICB BUI
ICB BUI
IPE Module
ICB 4
card (s)
C-LAN
World Wide
Web
E-LAN
10/100 Base-T or 100 Base-T
10/100 Base-T
PBX E-LAN
connection
ICB LAN
connection
C-LAN and ICB
BUI traffic
1. The ICB is open to Customer LAN (C-LAN) traffic, including services such as Telnet
and FTP.
2. There is no web traffic on the Embedded LAN (E-LAN).
Router
Firewall