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Engineering information
553-2681-100 Standard 5.00 August 1996
Table 4
Release Link Trunk requirements
Average speed of answer
≤
2.00 seconds; average RLT delay
≤
4.00 seconds
RLT
circuits
needed
Attendant work time (AWT) in seconds
1–5
6–10
11–15
16–20
21–25
26–30
31–35
36–40
41–45
46–50
51–55
56–60
Attendant traffic (Ta) in CCS
1
9
7
6
5
4
3
3
2
2
2
2
2
2
31
29
27
25
23
22
21
20
19
18
17
17
3
53
55
53
51
49
47
45
43
42
41
40
39
4
74
81
81
78
76
74
72
70
68
67
65
64
5
95
105
106
105
104
102
100
98
96
94
92
91
6
117
130
132
131
130
128
126
125
123
121
120
118
7
138
154
158
158
156
155
153
151
149
148
146
145
8
159
179
183
184
183
182
180
178
176
174
173
171
Table 5
Release Link Trunk requirements
Average speed of answer
≤
2.00 seconds; average RLT delay
≤
6.00 seconds
RLT
circuits
needed
Attendant work time (AWT) in seconds
1–5
6–10
11–15
16–20
21–25
26–30
31–35
36–40
41–45
46–50
51–55
56–60
Attendant traffic (Ta) in CCS
1
11
9
8
7
6
5
4
4
3
3
3
3
2
32
33
32
30
28
26
25
24
23
22
21
20
3
53
57
56
54
53
51
49
48
47
45
44
43
4
74
81
81
80
78
76
74
73
71
70
69
67
5
95
105
106
105
104
102
100
98
97
95
94
93
6
117
130
132
131
130
128
126
125
123
121
120
118
7
138
154
158
158
156
155
153
151
149
148
146
145
8
159
179
183
184
183
182
180
178
176
174
173
171