Cisco Systems IGX 8400 Series Installing Voice Cards, Card Installation and Node Startup, H9884

Installing Voice Cards

Figure 3-8 Pass-Through and Standard (External) UVM T1 Cabling

External

A. External line			UVM
	External		Passed-
			through
		Passing
	(transparent)

B. One pass-through line UVM 1 UVM 2

External	Passed-	External
	through
	Passed-
Passing	through	Passing
(transparent)		(transparent)
UVM 1	UVM 2	UVM 3
C. Two pass-through lines		H9884

Card Installation and Node Startup 3-19