A-9
Cisco MGX 8230 Edge Concentrator Installation and Configuration
Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001
AppendixA Technical Specifications FRSM-2CT3 Specifications
FRSM-2CT3 Specifications
This section provides d etails for the FRSM-2 CT 3. Topics consist of the fol low in g:
•Transport technology standards wi th w h ich t he card complies (Tab le A-8)
•General physical attributes of th e ca rd, such as LEDs on the facepla te ( Ta ble A- 9)
•Line and framer characteristics (Ta ble A-1 0 and “FRSM-2CT3 Framer” section)
•Line alarms (“FRSM-2CT3 Line Alarms”)
TableA-8 Frame Relay Interface Standards
Interface Standard
Frame Relay Interface ANSI T1.618, 2-octet header
ATM Layer CCITT I.361 and ATM UNI v3.1
AAL Layer AAL5 per ITU-T I.363
FR-Cell Interworking Per ITU-T I.555 and I.36x.1, as summarized in “ATM-to -Fr ame Rel ay
Interoperability Implementation Agreement” v 1.0
TableA-9 FRSM-2CT3 Front Card Physical Characteristics
Feature Significance or Value
Power –48 VDC, 60W (estimated)
Card Status Indicator
LEDs Active (Green),
Failed (Red),
Standby (Yellow)
Line Status Indicator
LEDs Active & Okay (Green),
Active & Local Alarm (Red),
Active & Remote Alarm (Yellow)
Reliability > 85000 hours MTBF (target)
Card Size Front card: 7.25 inches by 15.83 inches (18.42 cm by
42.75 cm)
TableA-10 FRSM-2CT3 Line Level
Feature Significance or Value
Number of T3 Lines Two
Line Interface Connector 75 ohm BNC
Line Rate 44.736 Mbps +/- 20 ppm
Line Coding B3ZS
Transmit Timing Normal or Loop timed
Input Jitter Tolerance Per GR-449-CORE, ITU-T G.824
Output Jitter 0.05 UI maximum with jitter-free input clock
Output Pulse Per T1.102.1993