Extreme Networks ExtremeSwitching X440-G2 Series Hardware Installation Manual page 118

Figure 107: VIM-2t Ethernet Module Option
1 = LEDs
VIM-2x Ethernet Module Port Option Card
The VIM-2x Ethernet Module option card, shown in
SFP+ optical ports to the VIM slot on the rear panel of the X460-G2 series switch. These ports support 1
GbE and 10 GbE SFP and SFP+ transceivers.
Caution
VIM modules are not hot swappable. You must power down the switch before installing any
VIM modules.
Figure 108: VIM-2x Ethernet Module Option
1 = LEDs
TM-CLK Clock Module
The TM-CLK Clock Module provides an Oven-controlled Crystal Oscillator (OCXO) for use as a reference
frequency for SyncE and 1588v2 precision time features. The OCXO is precise to +-2 nanoseconds (ns)
with time accuracy +50 to -65 ns. The ExtremeXOS configuration selects the input to the clock module
from a SyncE master port or a 1588v2 grandmaster clock. The TM-CLK module is required for SyncE on
ExtremeSwitching and Summit Switches: Hardware Installation Guide
2 = 10G BASE-T ports
Figure
2 = SFP+ Ports
Expansion Modules
108, allows you to add up to two 10-gigabit
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