Cambium Networks PTP 450 Series, Configuration Manual

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Chapter 5: Troubleshooting Logs
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13
Term Definition
UDP User Datagram Protocol. A set of Network, Transport, and Session
Layer protocols that RFC 768 defines. These protocols include
checksum and address information but does not retransmit data or
process any errors. See http
://www.faqs.org/rfcs/rfc768.html.
udp User-defined type of port.
U-NII Unlicensed National Information Infrastructure radio frequency band, in
the 5.1GHz through 5.8 GHz ranges.
VID VLAN identifier. See also VLAN.
VLAN Virtual local area network. An association of devices through software
that contains broadcast traffic, as routers would, but in the switch-level
protocol.
VPN Virtual private network for communication over a public network.
One typical use is to connect remote employees, who are at home or in
a different city, to their corporate network over the Internet. Any of
several VPN implementation schemes is possible. SMs support L2TP
over IPSec (Level 2 Tunneling Protocol over IP Security) VPNs and
PPTP (Point to Point Tunneling Protocol) VPNs, regardless of whether
the Network Address Translation (NAT) feature enabled.