
CNX System Administrator Guide
Procedures
Step Action
10T1/E1 attributes continued.
(cont’d)
| Attribute | Default | Valid Values/Description | 
| 
 | 
 | 
 | 
| Switch Type | For T1 Framing: | Descriptions of T1 Switch Types (continued): | 
| (continued) | DMS 100 | The following options are methods that enable | 
| 
 | For E1 Framing: | Robbed Bit Signaling (RBS) on the CNX: | 
| 
 | 
 | |
| 
 | ETSI | FXO Loop Start - Foreign exchange office loop start | 
| 
 | 
 | |
| 
 | 
 | signaling. | 
| 
 | 
 | FXO Ground Start - Foreign exchange office ground | 
| 
 | 
 | start signaling. | 
| 
 | 
 | FXS Loop Start - Foreign exchange subscriber loop | 
| 
 | 
 | start signaling. | 
| 
 | 
 | FXS Ground Start - Foreign exchange subscriber | 
| 
 | 
 | ground start signaling. | 
| 
 | 
 | E & M - Ear & mouth signaling | 
| 
 | 
 | Descriptions of E1 Switch Types: | 
| 
 | 
 | ETSI - Specifies the European Telecommunications | 
| 
 | 
 | Standards Institute (ETSI) | 
| 
 | 
 | switch; reflects the latest revision (TBR4). | 
| Direction | USER SIDE | USER SIDE | 
| 
 | 
 | NETWORK SIDE | 
| 
 | 
 | Description: Specifies the location of the T1 ISDN | 
| 
 | 
 | PRI connection. | 
| Line Coding | For T1 Framing: | For T1 Framing: | 
| 
 | AMI | AMI | 
| 
 | 
 | B8ZS | 
| 
 | For E1 Framing: | For E1 Framing: | 
| 
 | HDB3 | HDB3 | 
| Line Framing | For T1 Framing: | For T1 Framing: | 
| 
 | ESF | ESF | 
| 
 | 
 | SF | 
| 
 | For E1 Framing: | For E1 Framing: | 
| 
 | CCS | CCS | 
| Loopback | DISABLE | DISABLE | 
| 
 | 
 | LOCAL | 
| 
 | 
 | REMOTE | 
