Voice over IP(VoIP)
Voice over Internet Protocol (Voice over IP, VoIP and IP telephony) is a methodology and group of technologies for the delivery of voice communications and multimedia sessions over Internet Protocol
Public switched telephone network(PSTN)
The public switched telephone network (PSTN) is the aggregate of the world’s circuit-switched telephone networks that are operated by national, regional, or local telephony operators, providing infrastructure and services for
Cable Television(CATV)
Cable television is a system of delivering television programming to paying subscribers via radio frequency (RF) signals transmitted through coaxial cables or, in the 2010s, light pulses through fiber-optic cables.
Internet Group Management Protocol(IGMP)
The Internet Group Management Protocol (IGMP) is a communications protocol used by hosts and adjacent routers on IPv4 networks to establish multicast group memberships. IGMP is an integral part of
Point-to-point protocol over Ethernet （PPPoE）
“PPPoE” redirects here. It is not to be confused with PoE. The Point-to-Point Protocol over Ethernet (PPPoE) is a network protocol for encapsulating PPP frames inside Ethernet frames. It appeared
What is the exact input signals level for a WDM EDFA?
What is the exact input signals level for a WDM EDFA? The main factor in control room while using the WDM technology is that the cable TV signal and internet
Why WDM EDFA is known as futuristic product??
WDM EDFA let’s see in brief why we said WDM EDFA is a futuristic product? Early days we use fiber to the node technology, where the aim is to reach
When a MAC address itself is unique, why do we still need an IP address to uniquely identify a system on a network?
MAC ADDRESS AND IP ADDRESS Every device has a globally unique MAC address which is assigned at the time of manufacture. It is use full for efficient local communication, which
Need To Change From EPON to GPON?
EPON TO GPON EPON devices are more popular because it is easy to deploy and also less costs. In the current Scenario of our networks, EPON is enough and no
Difference between MAC address and an IP address
MAC means MEDIA ACCESS CONTROL. A MAC address is a hardware identification number that uniquely identifies each device on a network. It is also known as hardware addresses or physical addresses and it cannot
