© 2014 Digi International Inc. 87
XBee/XBee-PRO
®
DigiMesh 2.4 User Manual
Appendix A: XBee/XBee-PRO Terms and Defini-
tions
Terms and Definitions
PAN
Personal Area Network-A data communication network that
includes a coordinator and one or more routers/end devices.
Synonymous with Network ID
Network Address
The 16-bit address is used for compatibility and has an address
of 0xFFFE
Route Request
Broadcast transmission sent by a coordinator or router
throughout the network in attempt to establish a route to a
destination node.
Route Reply
Unicast transmission sent back to the originator of the route
request. It is initiated by a node when it receives a route
request packet and its address matches the Destination
Address in the route request packet.
Route Discovery
The process of establishing a route to a destination node when
one does not exist in the Routing Table. It is based on the
AODV (Ad-hoc On-demand Distance Vector routing) protocol.
DigiMesh Protocol
Election
An election takes place to resolve which node will function as
the network's sleep coordinator if multiple nodes nominate
themselves at the same time,
Hopping
One direct host-to-host connection forming part of the route
between hosts
Network Identifier
A user configurable string used to identify a node apart from
its address
Network Address
The 64-bit address assigned to a node after it has joined to
another node.
Nomination
Nomination is the process where a node becomes a sleep
coordinator.
Route Request
Broadcast transmission sent by a coordinator or router
throughout the network in attempt to establish a route to a
destination node.
Route Reply
Unicast transmission sent back to the originator of the route
request. It is initiated by a node when it receives a route
request packet and its address matches the Destination
Address in the route request packet.
Route Discovery
The process of establishing a route to a destination node when
one does not exist in the Routing Table. It is based on the
AODV (Ad-hoc On-demand Distance Vector routing) protocol.
Sleep coordinator Node used to send sync messages in a cyclic sleeping network.
Sync message
A transmission used in a cyclic sleeping network to maintain
synchronization.
To Next Page
Loading...
Need help?
General
