3Com 3C63311 Reference Guide - Page 192
T1/E1 UNI Loopbacks,
View all 3Com 3C63311 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 192 highlights
180 CHAPTER 5: PATHBUILDER S330 DIAGNOSTICS AND PERFORMANCE STATISTICS Figure 137 OC3/STM-1 Loopback Menu 4 Select [1] Set Loopback. A prompt listing the loopback choices for the selected port appears at the bottom of the screen. 5 Enter the number corresponding to the type of loopback you want to configure. The following subsections describe the available loopbacks for each of the PathBuilder S330 interfaces. T1/E1 UNI Loopbacks The following loopbacks are available for the T1/E1 UNI interface: Network Line-Loops the T1/E1 received data back on the output side after the digital data has been recovered. Local Card-Loops the transmit T1/E1 output on the receive side; the transmitted data will continue to go on the output. Network Card-Loops the T1/E1 received payload back toward the line output. illustrates the loopbacks for T1/E1. Figure 138 T1/E1 Loopbacks Network Side T1/E1 Interface Line Network Card Local Payload