![](/images/new-backgrounds/1267867/26786779x1.webp)
Chapter 3 Starting/Configuring TSP500
Table 3-4: Trunk Span Protocols.
|
|
|
|
immi | US T1 Robbed Bit Protocol | Immediate Start Inbound. | |
|
|
| |
imm | US T1 Robbed Bit Protocol | Immediate Start Outbound. | |
|
|
|
|
r2i | E1 Inbound | Inbound | |
|
|
|
|
r2o | E1 Outbound | Outbound | |
|
|
|
|
r2io | E1 Inbound Outbound | Inbound/Outbound | |
|
|
| |
ap2i | AP2 E1 Inbound | Inbound | |
|
|
| |
ap2o | AP2 E1 Outbound | Outbound | |
|
|
| |
ap2io | AP2 E1 Inbound/Outbound | Inbound/Outbound | |
|
|
|
|
Trunk Type
The “Type” field indicates whether this span is used as a normal span con- nected to the network (T), as a normal span acting as the network (N), or spe- cifically used as a Digital Station span (D).
Trunk Board Number
The “BoardNumber” field indicates the assigned physical board number.
Trunk Variant
The “Variant” field indicates the network protocol variant.
| Table | |
|
|
|
Variant |
| Description |
|
|
|
AT4 |
| AT&T 4ESS. |
|
|
|
E10 |
| AT&T 5ESS10. |
|
|
|
DMS |
| Northern Telecome |
|
|
|
NI2 |
| Bellcore National 2. |
|
|
|
VN6 |
| France Telecom Euro ISDN and Euro Numeris. |
|
|
|
QSIG |
| Signaling at the Q reference point. |
|
|
|
NONE |
| No Variant (for US T1 Robbed Bit Protocol). |
|
|
|
AUS |
| Australian Telecom 1 |
|
|
|
ETSI |
| EuroISDN |
|
|
|
VN6 |
| France |
|
|
|
Page
This document is confidential and proprietary to SER Solutions and is not for external use.