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Maintenance gives you access to upgrade PBX firmware, check logs and troubleshooting. You can connect multi-site Yeastar S-Series VoIP PBX easily by Multisite Interconnect feature. Seize-Line feature allows a user to set a BLF key to monitor the PBX trunk and press the BLF key to quickly place an outbound call through the monitored trunk. This reference describes all the settings on a E1/T1 trunk. When you configure a E1/T1 trunk, you may need to configure some of the advanced settings. To create a PRI E1/T1 trunk, you need to install EX30 expansion board on S100/S300 and connect the E1/T1 port to the PRI provider with an PRI cable. Get a ISDN PRI crossover cable from the BRI carrier or make a ISDN PRI cable. Set up trunks to make outbound calls or receive inboundĮ1/T1 is known as Primary Rate Interface (PRI), is an Integrated Services Digital Network (ISDN) access method, which enables traditional phone lines to carry voice, data and video traffic, among others. Installation Guide for Yeastar S-Series VoIP PBX.Ī quick start guide for the administrator who is new to Yeastar S-SeriesĪdmin Guide for Yeastar S-Series VoIP PBX. You have to match Ethernet signal pairs to physical wire pairs.Release History of the Yeastar S-Series VoIP PBX. But you have B+ and C+ on the orange pair and C- and B- on the green pair. You have A+ and A- on the blue pair and D+ and D- on the brown pair, which is fine. Update: Your wiring pattern is incorrect. The other four wires are used but are not crossed since auto-MDIX is mandatory at the higher data rates (1000BASE-T transmits and receives on all pairs simultaneously without any dedicated send/transmit pairs). Newer routers, hubs and switches (including some 10/100, and all 1 Gigabit or 10 Gigabit devices in practice) use auto-MDIX to automatically switch to the proper configuration once a cable is connected. Gigabit speeds and crossover cables don't mix because Gigabit combines transmit and receive functions on the same wires. Modern network interfaces have auto-MDIX and don't need crossover cables. Crossover cables and Gigabit NICs don't mix.Ģ001 was a long time ago. Don't ever use a crossover cable to connect a Gigabit device to anything unless you have some very specific and incredibly unusual reason to do so.