High Availability Overview
WARNING: This article is under construction. The information may not be exact.
This article will describe the TelcoBridges High Availability feature. The hardware and software are design with the following 2 goals in mind:
- First and foremost, to recover from a system failure to minimize the system down time or instability as much as possible. This is achieve with a fault tolerant and redundancy architecture.
- Secondly, to keep active calls open after a fail-over whenever possible.
TelcoBridges High Availability
TelcoBridges High Availability should be seen as a collection of high availability and redundancy features instead of one single feature. This means that customer can go as little or as far as they want to create a high availability system.
Definitions
Here is a list of terms used in the description of the high availability features:
- Active Calls
- Active/Standby
- Load Sharing
- Master/Slave
- Primary/Secondary
- Resynchronization
- Switchover
- Switchover Period
- Transient Calls
High Availability Features
Hardware Features
TelcoBridges Hardware HA Product Checklist
This checklist provides a quick overview of each TelcoBridges product and their high availability hardware support
| Products | Hardware High Availability Features | |||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dual Power Supply | Control Network Redundancy | Dual Voip Network | Host Redundancy | |||||||||||||||||||||||||||||||||||||
| TMG800 | {{#switch: | Y | YES | y | yes = 
|
N | NO | n | no = 
|
N/A
}} |
{{#switch: | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
| TMG3200 | {{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} (with 2 U) |
{{#switch: n | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: n | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
| TMG5800 | {{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: n | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: n | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
| TMG7800 | {{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
| TMP800 | {{#switch: n | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: n | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: n | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
| TMP5900 | {{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: n | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
| TMP6400 | {{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} (with 2 U) |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
| TMP7900 | {{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
| TMS1600 | {{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: n | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |
{{#switch: Y | Y | YES | y | yes =
|
N | NO | n | no =
|
N/A
}} |