Yes, frame relay relays packets at the Data Link layer (Layer 2) of the Open Systems Interconnection (OSI) model rather than at the Network layer. A frame can incorporate packets from different protocols such as Ethernet and X.25. It is variable in size and can be as large as a thousand bytes or more. Here's more on OSI: https://searchnetworking.techtarget.com/definition/OSI
Dig Deeper on Network protocols and standards
Related Q&A from Amy Kucharik
While a bridge and router share some similarities, the difference between a bridge and router is significant, including how the devices interpret ... Continue Reading
Learn what network latency is in this expert response. Continue Reading
Learn what the true definition of a download is and whether going from one Web site to another falls under this category in this Q&A with Amy ... Continue Reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.