Documentation
| Product | Version | Documentation |
| RC-2100 | V1.3 | Quick-start guide |
| RC-2100 | V1.3 | User and administration guide |
| EC-4200 | V1.3 | Quick-start guide |
| EC-4200 | V1.3 | User and administration guide |
| Product | Version | Documentation |
| RC-2100 | V1.4 | Quick-start guide |
| RC-2100 | V1.4 | User and administration guide |
| EC-4200 | V1.4 | Quick-start guide |
| EC-4200 | V1.4 | User and administration guide |
| Product | Version | Documentation |
| RC-2100/EC-4200 | V1.5 | Configuring SIP Routing for V1.5 |
