Configuring the T1 Digital Line Card
249
1
To change the name of the span, edit the Span Name field. You can use
alphanumeric characters, dashes, and underscores. The maximum name
length is 30 characters.
2
From the Interface Type pull-down list, select
T1
.
3
Choose an entry from the
Co Switch Protocol
pull-down list. Check with
your telephone carrier to determine which one is used on their T1 line.
■
ETSI
CAUTION:
Do not choose ETSI if you are in North America. ETSI
(European Telecommunications Standards Institute) standards apply only
in Europe.
■
AT&T Custom - 5ESS
■
DMS Custom
■
National ISDN - NI1/NI2
4
Choose one of the six entries in the Framing Type pull-down list. Check
with your telephone carrier to determine which one is used on the T1 line
they supplied.
■
Multiframe with CRC4
CAUTION:
Do not use the
Multiframe
framing type with T1. If you do,
NetSet warns you that combining this choice with T1 is illegal.
■
Double Frame (Multiframe without CRC4)
CAUTION:
Do not use the
Double Frame
framing type with T1. If you do,
NetSet warns you that combining this choice with T1 is illegal.
■
ESF - Extended Super Frame
■
F4 - 4 Frame Multiframe
■
F12 - 12 Frame Multiframe (D4/SF)
■
F72 - 72 Frame Multiframe (SLC96)
5
Select one of the three entries from the
Line Code
pull-down list. Check
with your telephone carrier to determine which one is used on the T1 line
they supplied.
■
AMI (Alternate Mark Inversion)
■
HDB3 (High Density Bipolar 3)
CAUTION:
Do not use the
HDB3
line code type with T1. If you do, NetSet
warns you that combining this choice with T1 is illegal.
Содержание NBX 100
Страница 1: ...http www 3com com NBX 100 Installation Guide Release 2 8 Part No 900 0026 01 November 2000 ...
Страница 12: ......
Страница 18: ...18 ABOUT THIS GUIDE ...
Страница 128: ...128 CHAPTER 2 CONFIGURING THE DIAL PLAN ...
Страница 196: ...196 CHAPTER 4 CONFIGURING NBX 100 SYSTEM LEVEL SETTINGS ...
Страница 238: ...238 CHAPTER 6 SETTING UP USERS AND FEATURES 6 Click Apply to effect the changes 7 Click OK ...
Страница 268: ...268 CHAPTER 7 CONFIGURING DIGITAL LINE CARDS T1 E1 AND BRI CARDS ...
Страница 286: ...286 APPENDIX A NBX 100 SYSTEM SPECIFICATIONS ...
Страница 290: ...290 APPENDIX B T1 AND ISDN PRI SERVICES CIRCUIT PROVISIONING ...
Страница 294: ...294 APPENDIX C GUIDELINES FOR REMOTE AUDIO DEVICE CONNECTIONS ...
Страница 306: ...306 INDEX ...