Port Side View - Extreme Networks ExtremeSwitching VDX 6740 Hardware Installation Manual

– Up to four 40 GbE QSFP ports, each of which can be configured into four 10 GbE ports in SFP breakout mode (also
referred to as 4x10 GbE breakout mode). These ports support optical or twinaxial breakout cable when ports are
configured in SFP breakout mode.
– A mini-USB-fronted serial (RS-232) port for terminal access and debugging.
– Dual, hot-swappable 500W AC power supplies and five separate, hot-swappable fan units. Power supplies and fans can be
ordered with front-to-back or back-to-front airflow).
– Two temperature sensors.
– Universal 4-post and 2-post rack mount kits.
• The VDX 6740 and VDX 6740T have the following features:
– A system motherboard that features a Reduced Instruction Set Computer (RISC) CPU running at 1.5 GHz with integrated
peripherals
– An RJ-45 Ethernet out-of-band management port
– An RJ-45-fronted serial (RS-232) port for terminal access and debugging
– A USB port for firmware upgrades and system log downloads
– Support for inter-switch link (ISL) Extreme Networks Trunking (10, 40, and 100 GbE ports only)
– Extensive diagnostics and system-monitoring capabilities for enhanced high Reliability, Availability, and Serviceability (RAS)
– Optimized airflow (a choice of front-to-back or back-to-front flow)
– A real-time clock (RTC) with battery
– SEEPROM for device identification
– Voltage monitoring
– Fan monitoring
2
– I C interface to monitor and control environmental aspects
NOTE
Port numbering for the VDX 6740 begins with 1, not 0.
NOTE
To upgrade 1 Gbps port speed to 10 Gbps on the VDX 6740T-1G variant when installing the 10G Port Upgrade License,
refer to Upgrading port speeds on the VDX 6740T
DANGER
Batteries used for RTC/NVRAM backup are not located in operator-access areas. There is a risk of explosion if a battery
is replace by an incorrect type. Dispose of used components containing batteries according to the local ordinance and
regulations.

Port side view

The port side of the VDX 6740 includes the system LEDs, management ports and LEDs, USB port, SFP+ ports, and the corresponding
port status LEDs.
The following illustration shows the port side of the VDX 6740.
ExtremeSwitching VDX 6740 Hardware Installation Guide
9036108-00
on page 96.
Hardware components
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