User's Guide

TDD LTE Small Cell User Guide
38
4.4.9 Management | Time Setting
1)
1588 Function: Enable/Disable
2) Protocol: 802.3/udp
802.3 is ethernet’s protocol.
Udp is ipv4’s protocol.
Before using 1588, please make sure your eNodeB can access 1588 server via ping operation without
issue.
3)
1588 Type: multicast/unicast
◎ multicast is group communication where data transmission is addressed to a group of destination
computers simultaneously. Multicast can be one-to-many or many-to-many distribution
◎ unicast refers to a one-to-one transmission from one point in the network to another point; that is, one
sender and one receiver, each identified by a network address.
4)
NTP Function: Disable/Enable
The Network Time Protocol (NTP) is a networking protocol for clock synchronization between computer
systems over packet-switched, variable-latency data networks.
5)
T imezone: Please select the time of your location.
6) NTP Server Name: Default setting is 2015-5-17 14:0:0 (year-month-day hr:min:sec.