Cisco Systems manual MGX 8230 Processor Switching Module Specifications, Category Description

Appendix A Technical Specifications

MGX 8230 Processor Switching Module Specifications

Table A-1 Enclosure and Electrical Characteristics (continued)

Item	Value
MGX 8230 Performance
Cell bus bandwidth
Slots 3 to 5, 10 to 12:	~160 Mbps per slot, single speed
	~320 Mbps per slot, double speed
Slots 6 to 7, 13 to 14	~160 Mbps per two slots, single speed
	~320 Mbps per two slots, double speed
Alarm and error	Same as MGX 8850 and IGX 8400 series switches
handling

MGX 8230 Processor Switching Module Specifications

This section contains general specifications for the Processor Switching Module (PXM). The information in Table A-2includes information for the two types of back cards—the PXM-UI user interface and the uplink card for trunking and CPE access.

Table A-2 PXM Specifications

Category	Description
Maximum switch fabric	1.2 Gbps.
throughput.
Control access:	Control port: RJ-45 connector, EIA/TIA 232, DTE mode,
	asynchronous interface 19,200 baud, 1 start, 1 stop, no parity.
These ports exist on the	Maintenance port: RJ-45 connector, EIA/TIA 232, DTE
PXM-UI back card.	mode, asynchronous interface 9600 baud, 1 start bit, 1 stop
	bit, no parity bits.
	LAN port: RJ-45 connector, 10-BaseT, 802.3 Ethernet.
Uplink ports and	2	T3 ports, BNC connectors
connectors:	2	E3, BNC connectors
An uplink card can have	4	OC-3 multi-mode fiber, SC connectors
	4	OC-3 single-mode fiber, intermediate reach, SC connectors
one of these number and
	4	OC-3 single-mode fiber, long reach, SC connectors
type of connectors. The
	1	OC-12 single-mode fiber, intermediate reach, SC
wavelength on optical
	connectors
lines is 1310 nm.
	1	OC-12 single-mode fiber, long reach, SC connectors
Number of logical ports:	32 across all physical ports on the uplink card (regardless of
	line type).

	Cisco MGX 8230 Edge Concentrator Installation and Configuration
Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001		A-3