Verilink AS4000 (34-00244) Product Manual - Manual (Page 120)

DS-3 Module
7-10 Verilink AS4000 User Manual
Figure 7-8 T3/LIU Loop Select Screen
T3 Loopbacks Illustrated
The T3 local loopback faces the local AS4000 system. The LIU
loopback faces the T3 network. These loopbacks are not bi-
directional.
Figure 7-9 T3 Local and LIU Loopbacks
T1 Loopbacks To loop one of the 28 T1 circuits, on the Line Diagnostics Center
Menu, navigate to the number of the desired T1 and press E
NTER .
There are six selections, continue pressing E NTER until the selection
you want is shown. Press "X" to leave the selection menu and begin
the loopback.
Figure 7-10 illustrates the loopback types.
V V V Ve e e erilin rilin rilin rilink k k k Corp Corp Corp Corpo o o oratio ratio ratio ration n n n A A A AS S S S4000 - T3 4000 - T3 4000 - T3 4000 - T3 Slo Slo Slo Slot t t t:01 :01 :01 :01 Help Help Help Help = [?] = [?] = [?] = [?]
T3/ T3/ T3/ T3/L L L LIU Lo IU Lo IU Lo IU Loo o o op Sel p Sel p Sel p Sele e e ect Sc ct Sc ct Sc ct Scr r r reen een een een
--- --- --- ---- - - ------ ----- ----- ------ - - ------ ----- ----- ------ - - ------ ----- ----- ------ - - ---- --- --- ---
Loop Loop Loop Loop Type: Type: Type: Type: Off Off Off Off
N N N Na a a avigat vigat vigat vigate e e e menu menu menu menu = = = = [ [ [ [Space/ Space/ Space/ Space/B B B Backsp acksp acksp ackspa a a ace] ce] ce] ce]
C C C Ch h h hange ange ange ange p p p parame arame arame aramet t t ter = er = er = er = [ [ [ [Return Return Return Return/ / / /'B'] 'B'] 'B'] 'B']
E E E Ex x x xit/ab it/ab it/ab it/abo o o ort ed rt ed rt ed rt edi i i its = ts = ts = ts = [ [ [ ['X'/Es 'X'/Es 'X'/Es 'X'/Esc c c c] ] ] ]