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140
CFIP PhoeniX C Series TDM/IP Split Mount System Technical Description and Configuration Guide
•
Rev. 1.0
•
© SAF Tehnika JSC 2013
Abbreviation list
AGC
- automatic gain control on RF cable
AIS
- continual sequence of ones on E1 data according to norm
ANEG
-
autonegotiation - automatic speed and duplex set-up on LAN ports
ATPC
- automatic control of output power at ODU on the basis of Rx level at remote unit
ATU
- table of MAC addresses
BER
- bit error rate (from last clearing)
EFS
- error free seconds
ERS
- error seconds
FER
- Frame Error Rate (per minute)
HWADDR
-
MAC address of eth interface
IDU
–
CFIP Phoenix C Indoor Unit
MDIX
- configuration for wires crossover on LAN ports
MSE
- dispersion of dots from ideal location in I/Q diagram after demodulation. The sharpest the dots
of status diagram are – the better (value should be in interval -40 to -32dB). MSE thresholds for each
modulation with BW
28MHz are:
128QAM
-24 dB
64QAM
-21 dB
32QAM
-18 dB
16QAM
-15 dB
8PSK
-13 dB
QPSK
- 9 dB
MUX
- data multiplexer (aggregating of several parallel streams into one serial stream and back)
NAT
- network address translation – translation of IP addresses (and ports)
ODU
- Outdoor Unit
PBPS
- packet multiplexer
RFI
- RF interface – interface towards PBPS
RSL
- received signal level in dBm
RSSI
- received Signal Strength Indication – received signal strength in mV, measured on BNC outdoor
unit connector
SNMP
- Simple Network Management Protocol – protocol for remote system management
TBE
- time between errors
TLE
- time since last error occurrence
VLAN ID
-
VLAN number
VLAN
-
virtual LAN – the possibility to create more logical networks on one physical medium
VTU
- table of rules for VLANs
W0-3
- names of memories in device (W0 is boot memory)