Key System Form 3c, Continued
____ of ____
Module
Slot No.
Services
SUBSCRIBED TO:
Ground-start
(T1 only)
Loop-Start
(T1 only)
Tie Trunk
(T1 only)
MultiQuest 900 (w/wo DNlS)
(T1 only)
Megacom
(T1 or lSDN-PRl)
Megacom 800 (w/wo DNIS)
(T1 or ISDN-PRI)
Megacom/Megacom 800
(T1)
Software Defined Network
(T1 or ISDN-PRI)
Accunet Switched Digital Service
(ISDN-PRI only)
Other
Other
lSDN-PRI identification Service
Will SID/ANl be used?
Incoming calls
ANI
Outgoing calls
IANI
Note: The DNIS service is supported only on T1 services.
Channel Service Unit
M f r
AT&T
M d 1
551-T1 L1
GI 472-16819-DE-N
REG#
FIC
4DU 158
* If a CSU other than the two listed AT&T models is used, AT&T will not accept the responsibility
for its installation, connection, or testing.
Required fields for presale.
Non-Complex Configuration
CHANNELS ASSIGNED TO SERVICE
1
2
3
13
14
15
1
2
3
13
14
15
1
2
3
13
14
15
1
2
3
13
14
15
1
2
3
13
14
15
1
2
3
13 14
15
1
2
3
13
14
15
1
2
3
13
14
15
1
2
3
13
14
15
!
1
2
3
13
14
15
1
2
3
13
14
15
N o
Yes,for
SID
Both... Prefer
SID
SID/ANI
Privacy
AT&T
ESF-T1
GIC 472-16544-DE-N
4DN 188
4
5
6
7
8
16
17
18
19
20
21
4
5
6
7
8
16
17
18
19
20
21
4
5
6
7
8
9
16
17
18
19
20
21
4
5
6
7
8
9
16
17
18
19
20
21
4
5
6
7
8
9
16
17
18
19
20
21
4
5
6
7
8
9
16
17
18
19
20
21
4
5
6
7
8
9
16
17
18
19
20
21
4
5
6
7
8
9
16
17
18
19
20
21
4
5
6
7
8
16
17
18
19
20
21
4
5
6
7
8
9
16
17
18
19
20
21
4
5
6
7
8
9
16
17
18
19
20
21
then
*
10
11
12
9
22
23
24
9
10
11
12
22
23
24
10
11
12
22
23
24
10
11
12
22
23
24
10
11
12
22
23
24
10
11
12
22
23
24
10
11
12
22
23
24
10
11
12
22
23
24
10
11
12
9
22
23
24
10
11
12
22
23
24
10
11
12
22
23
24
9
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