Frame Relay Local Management Interface (LMI)
The Frame Relay has many various kinds of interface to monitor it and handle the situations. The management interface will be the further extension of the protocols which are included …
Switch Recovery Through Rommon
Recovery Through Rommon Mode The switch: prompt or rommon mode indicates that the switch has not booted up completely and requires the user to complete the boot process. The error …
Collision/Broadcast Domains
All stations on an Ethernet segment are connected to the same segment. Therefore, all signals are received by all the devices. When devices sent signals at the same time, a collision occurs. A scheme is need to detect and
Advantages of VPN
Advantages Reduce cost implementation (We don’t need to use lease line/ ISDN/ FR, mobile only need to dial local ISP to connect to branch office) Security (VPN provide strong security …