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164 Extreme Networks Consolidated Hardware Guide
Alpine 3800 Series I/O Modules
Are added to the default VLAN as untagged.
Inherit the properties of the default VLAN (protocol type, VLANid, and so forth).
Operate in autonegotiation mode.
GBIC Ports
The GM-4Xi module supports the following GBICs:
1000BASE-SX
1000BASE-LX
1000BASE-LX70
ZX GBIC
LX100 GBIC
UTP GBIC
GBIC Media Types and Distances. Table 43 describes the media types and associated maximum
distances for each GBIC type.
*Extreme Networks proprietary. Connections between two Extreme Networks 1000BASE-LX interfaces can use a maximum distance of 10,000
meters.
If you have an Alpine 3800 series switch populated with a GM-4Xi module, do one of the following:
Install a maximum of three LX100 GBICs per GM-4Xi module; the fourth GBIC slot must remain
empty
Table 43: GBIC types and maximum distances
Standard Media Type
MhzKm
Rating
Maximum
Distance (Meters)
SX
(850 nm optical window)
50/125 µm multimode fiber
50/125 µm multimode fiber
62.5/125 µm multimode fiber
62.5/125 µm multimode fiber
400
500
160
200
500
550
220
275
LX
(1310 nm optical window)
50/125 µm multimode fiber
50/125 µm multimode fiber
62.5/125 µm multimode fiber
10/125 µm single-mode fiber
10/125 µm single-mode fiber*
400
500
500
550
550
550
5,000
10,000
ZX
(1550 nm optical window)
10/125 µm single-mode fiber 50,000
ZX Rev 03
(1550 nm optical window)
10/125 µm single-mode fiber 70,000
LX70
(1550 nm optical window)
10/125 µm single-mode fiber 70,000
LX100
(1550 nm optical window)
10/125 µm single-mode fiber 100,000
UTP Category 5 UTP cable 80
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