|
|
X.25 |
Frame Relay |
|
Applications |
Serial-based |
Serial and LAN-based |
|
Speed |
Up to 56 Kbps |
56 Kbps to T1 |
|
Packet Sizes |
Up to 1K |
Up to 4K |
|
Connectivity |
Any-to-any |
Any-to-any |
|
Bandwidth on Demand |
No |
Yes |
|
Inner Network Overhead |
High |
Low |
|
Network Retransmission |
Yes |
No |
|
Internet Performance Rating |
σ |
σσσσσ |