3Com 5101M-MGT Mechanical Specifications, Hardware Specifications, Memory, Special Circuits

Mechanical Specifications

Dimensions: 1.0"W x 10.25"L x 8.5"H (2.54 cm x 26.04 cm 21.6 cm)

Weight: 1.25 lb. (.57 kg.)

Hardware Specifications

Memory

256 Kbytes of “0 Wait State” SRAM (expandable to 1/2 megabyte) 256 Kbytes of “Flash” EPROM (Field Reprogrammable PROM)

64 Kbytes of Boot EPROM

8 Kbytes of EEPROM (Electronically Erasable PROM)

2 Kbytes of Dual Port SRAM

Special Circuits

Per-Port Monitoring Circuit

Per-Port Collision Counting Circuit

Real-Time Clock

Specifications A - 3