Resource configuration parameters
- Fax Detect : Allows you to enable fax detection, when a fax is detected, echo cancellation is disabled. Echo cancelation should always be disabled for fax a transmission.
- Zaptel Channel Id : The identification of Zaptel technology channel used by this resource.
The channel ID depends on your zaptel card configuration and the order of the interfaces in the
Zaptel-Asterisk-1.2x module.
Usable channels vs channels consumed
Sangoma BRI-FXS / FXS
| Physical card |
Usable Zaptel channels |
Zaptel interface name |
Zaptel channels consumed |
| Sangoma 2BRI-2FXS (B700DE) |
2 |
S-2FXS |
24 |
| Sangoma 4BRI-2FXS (B700DE) |
2 |
S-2FXS |
24 |
| Sangoma 4FXS (A200) |
4 |
S-4FXS |
24 |
| Sangoma 8FXS |
8 |
S-8FXS |
24 |
| Sangoma 24FXS |
4 |
S-24FXS |
24 |
Remarks:
- The Zaptel-Asterisk-1.2x module is only used for Sangoma cards configured using Sangoma 1.x module (not Sangoma 2)
- BRI's channels are not Zaptel channels
PRI / Channel bank
| Physical card |
Mode |
Zaptel interface name |
Zaptel channels consumed |
| Digium 1TEx / Sangoma A10x |
E1 Master clock |
PRI-E1-MasterClock |
31 |
| Digium 1TEx / Sangoma A10x |
T1 Master clock |
PRI-T1-MasterClock |
24 |
| Digium 1TEx / Sangoma A10x |
E1 Backup clock |
PRI-E1-BackupClock |
31 |
| Digium 1TEx / Sangoma A10x |
T1 Backup clock |
PRI-T1-BackupClock |
24 |
| Digium 1TEx |
Channel bank |
24FXS |
24 |
Remarks:
- For Digium 1TE2x and 1TE4x cards, configure several E1 or T1 interfaces, only first one as Master clock.
- The Zaptel-Asterisk-1.2x module is used only for Sangoma cards configured using Sangoma 1 (not Sangoma 2)
Zaptel FXS
See below a correspondence table between Digium FXS hardware and Zaptel configuration.
| Physical card |
Usable FXS channels |
Zaptel interface name |
Zaptel channels consumed |
| Digium 2FXS PCI |
2 |
4FXS |
4 |
| Digium 4FXS PCI |
4 |
4FXS |
4 |
| Digium 4FXO PCI |
4 |
4FXO |
4 |
| Digium 4FXS PCI-E 4 ports |
4 |
4FXS |
4 |
| Digium 4FXS PCI-E 8 ports (1 module) |
4 |
8FXS |
8 |
| Digium 8FXS PCI-E 8 ports (2 modules) |
8 |
8FXS |
8 |
Examples of possible configurations
| 1 PRI-E1 & 1 2FXS cards |
| PRI Channel ID's |
FXS channel ID's |
| 1-31 (since there are 30+1 channels in a E1 based PRI ) |
32, 33 |
| 1 PRI-E1 & 1 4FXS cards |
| PRI Channel ID's |
FXS channel ID's |
| 1-31 (since there are 30+1 channels in a E1 based PRI) |
32, 33, 34, 35 |
| 2 PRI-E1 & 1 4FXS cards |
| PRI Channel ID's |
FXS channel ID's |
| 1-31 and 32-62 |
63 - 66 |
| Sangoma 2BRI-2FXS card and 1 PRI-E1 |
| FXS channel ID's |
PRI Channel ID's |
| 1-2 |
25-55 (since a Sangoma 2FXS consumes 24 channels) |
