Cisco QSFP-40G-LB Compatible 40G QSFP+ Passive Loopback Testing ModuleThe QSFP-40G-LB loopback module is a 40Gbps Quad Small Form Factor Pluggable QSFP+ loopback module for testing QSFP+ transceiver p
Cisco QSFP-40G-LB Compatible 40G QSFP+ Passive Loopback Testing ModuleThe QSFP-40G-LB loopback module is a 40Gbps Quad Small Form Factor Pluggable QSFP+ loopback module for testing QSFP+ transceiver ports on host/system boards. By substituting a full-featured QSFP+ transceiver, the electrical loopback provides a cost effective method for QSFP+ port testing.
