3com S27x User Manual

Page of 156
About the PathBuilder S24x, 26x, and 27x switch 
1-45
FCC and Telephone Company Procedures and Requirements
FCC and Telephone Company Procedures and Requirements
Introduction
The following tables provide the information that is needed for ordering telephone 
company network connections for the 3Com PathBuilder S24x, 26x, and 27x switch 
V.22 bis modem.
Ordering 
Connections for 
the T1/CSU
To order the proper connections for a PathBuilder S24x, 26x, and 27x switch with a 
T1 Dual Port Interface card with T1/CSU daughtercards, provide the telephone 
company with the following information:
• Interface type
• Required USOC jack connector number 
• Service code
• Facility interface codes
If Problems Arise
If any of your telephone equipment is not operating correctly, immediately remove it 
from the telephone line before it harms your network. If the telephone company 
notes the problem, they will notify you in advance, if possible, and may temporarily 
disconnect your service. When you are notified, you will be given the chance to 
correct the problem and be informed of your right to file a complaint with the FCC.
How to Order Connections in the U.S.A.
Service 
Description
USOC Jack 
Connector
REN
Facility Interface 
Code
PSTN-permissive
RJ11C
0.8B
02LS2
How to Order Connections in Canada
Service 
Description
Connection 
Arrangement
LN
Network 
Interface
PSTN- permissive
CA11A
15
LS
 Interface Type
USOC Jack 
Connector
Service 
Code
Facility Interface 
Code
56-kbps digital interface
RJ48
6.0P
04DU9-BN
56-kbps digital interface
RJ48
6.0P
04DU9-1ZN
56-kbps digital interface
RJ48
6.0P
04DU9-1KN
56-kbps digital interface
RJ48
6.0P
04DU9-1SN