E1 And T1 Modules - HP ProCurve 7000dl Series Basic Management And Configuration Manual

Overview
Hardware Overview
Module
E1 modules:
• one-port module
• two-port module
T1 modules:
• one-port module
• two-port module
E1 + G.703 module
T1 + DSX-1 module
serial module
ADSL2+ Annex A module
ADSL2+ Annex B module
ISDN module (two ports)
N o t e
1-16
Each slot can house one of the ten narrow modules available for WAN
connections. (See Table 1-1.)
Table 1-1. Narrow Slot Modules
Type of Module
E1 module with integrated DSU
T1 module with integrated
CSU/DSU
E1 for data and analog voice
T1 for data and analog voice
T1- or E1-carrier line that
connects to an external CSU/
DSU using a serial connector
ADSL2+ for most regions of
North America
ADSL2+ for Germany and other
areas of the world
ISDN BRI for voice and data
For information on these or additional modules, please check the ProCurve
Web site at www.procurve.com. Click on Products & Solutions in the left
bar, then click on Secure Router 7000dl series under WAN.

E1 and T1 Modules

E-carrier lines are used in Europe, Asia, Australia, and South America.
T-carrier lines are used in the United States, Canada, and, to some degree,
in Japan.
Explanation
supports E1-carrier lines when the service provider
does not provide an external DSU
supports T1-carrier lines when the service provider
does not provide an external CSU/DSU
allocates some channels of the E1-carrier line for data
transmission and some channels for voice (through a
PBX)
allocates some channels of the T1-carrier line for data
transmission and some channels for voice (through a
PBX)
supports E1- or T1-carrier lines when the service
provider provides an external CSU/DSU
provides up to 25 Mbps downstream and 1.544 Mbps
upstream; enables analog voice traffic to be transmitted
at lower frequencies on the local loop
provides up to 25 Mbps downstream and 1.544 Mbps
upstream; enables Integrated Services Digital Network
(ISDN) voice and fax traffic to be transmitted at lower
frequencies on the local loop
provides cost-efficient, dial-up WAN access