A-11
Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Appendix A Cabling Summary Standard MGX 8220 Cables
Standard MGX 8220 Cables
Table A-21 lists th e various cables that can be ordered di rectly from Cisco. Cable lengths are specified
as a suffix to the model number. For example 5 61 0-5 0 in di ca tes a 5 0- foo t cab le . Cables are generally
available in standard lengths of 10 feet (3 m), 25 feet (7.6 m), 50 feet (15 m), 75feet (22.8 m) and
100feet (30 m). Lengths of 101 feet (30 m) to 600 feet (183 m) are available on a special order.
When a cable is connectorized , t he co n nec to r ge nd er ( ma le-female) will be indicated as w el l a s th e
number of pins. For example, RS-232 /M25-M 25 indic ates a ca ble ter minat ed with a ma le DB-25 a t both
ends.
Redundancy Y-Cables
The redundancy cables are special Y-cables available fro m C isc o. Th es e cab le s are r eq u ir ed for
redundant trunk and data interfaces. Table A-22 lists the Y-cables used with various MGX 8220 back
cards.
TableA-21 Standard Cables Available from Cisco
Model No. Description Usage
T3/E3-10
T3/E3-25
T3/E3-50
T3/E3-75
T3/E3-xx
75 Ω coax/BNC-BNC, 10 ft
25 ft
50 ft
75 ft
length to be specified
T3 or E3 trunk interface
5620 RS-232/M25-F25 Control port to control terminal or ext.
window device
5621 RS-232/M25-M25 special Control or maintenance port to modem
5601 Ground cable DC
5670 Molex-pigtail DC
5671 Spade lug-pigtail DC
TableA-22 Redundancy Y-Cables
Y- Cable Used On Part No.
E3/T3 trunk T3/E3-D
T3/E3-B CAB-T3/E3-Y