Table 3-4. Type 1 Standard And Type 1 Compatible - AT&T MERLIN LEGEND Release 2.0 Equipment And Operations Manual

Lines and Trunks
Table 3-4. Type 1 Standard and Type 1 Compatible E&M Switch Settings
Tie Trunk Networking
The system supports only nontandem tie-trunk networking. A nontandem tie-
trunk network is used primarily to connect telephone lines at both ends; it does
not connect to another tie trunk or to other facilities. See Figure 3-2.
3-10 Tie Trunks
I
Switch
Position
Option
1
2
Unprotected
3
4
5
1
2
Protected 3
4
5
Switch
Setting
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF