OmniSwitch 6855 Series Chassis and Hardware Components
OmniSwitch 6855-24
OmniSwitch 6855 Series Hardware Users Guide
September 2011
page 2-5
OS6855-24 Specifications
Total non-combo
10/100/1000Base-T per switch
(1–20)
20
Total 802.3af PoE ports per
switch (1–4)
4
Total combo 10/100/1000Base-
T combo per switch
(21–24)
4
Total combo SFP connectors per
switch (21–24)
4
Flash memory size
128 MB
RAM memory size
256 MB SDRAM
Chassis Width
17.25 inches
Chassis Height
1.73 inches
Chassis Height (rack units)
1 RU
Chassis Depth
10.77 inches w/o P/S
17.60 inches with P/S
Chassis Weight
14.08 lbs (6.67 kg) with two P/S & tray
Humidity (Operating and Stor-
age)
0% to 95% non-condensing
Operating Temperature
-40C to +75C
Storage Temperature
-40C to +85C
Data rate (RJ-45)
10 or 100 Mbps (full or half duplex)
1 Gigabit per second (full duplex)
Data rate (SFP)
100/1000 Mbps (full duplex)
Maximum frame size
9216 bytes
Cable supported
(RJ-45)
10BaseT: unshielded twisted-pair (UTP)
100BaseTX: unshielded twisted-pair (UTP), Category 5, EIA/TIA 568
or shielded twisted-pair (STP), Category 5, 100 ohm
1000BaseT: unshielded twisted-pair (UTP), Category 5e
Maximum cable distance
(RJ-45)
100 meters
