ISDN
ISDN
⦁ Time saving and convenience (No need to go through the operators)
⦁ Confidentiality
⦁ Faster Connectivity
⦁ Reduced points of failure
⦁ Dynamic allocation of channels based on the usage pattern
⦁ Convenience for the callers to remember a single number
Orange Direct Connect is a communication solution designed for corporate institutions that have extensive GSM traffic. This is a Voice Transmission service which employs the channelization feature of an E1 Line to transmit Voice (Usually up to 30 lines on 1xE1). It also has a Direct Inward Dialling features to client's extensions (Known as DID/Direct connect).
Transmission is basically between the Phone Operator (Mobile/Fixed Switch) to the client's Digital PABX. The advantage is to bypass the congestions which might be experienced at times when making calls via GSM Radio Access Network.