Киселева, Людмила Анатольевна. Линии связи информационно-вычислительных сетей: учебное пособие / Л. А. Киселева, С. А. Ерофеев; Санкт-Петербургский политехнический университет Петра Великого. — Санкт-Петербург, 2021. — 1 файл (10,11 Мб). — Загл. с титул. экрана. — Доступ из локальной сети ИБК СПбПУ (чтение, печать). — <URL:https://elib.spbstu.ru/dl/5/tr/2021/tr21-16.pdf>. — DOI 10.18720/SPBPU/5/tr21-16. — Текст: электронный
|
Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2021
|
Quarter 1
|
February
|
1
|
0
|
0
|
0
|
1
|
|
March
|
2
|
1
|
0
|
0
|
3
|
|
Quarter 2
|
April
|
2
|
0
|
0
|
0
|
2
|
|
May
|
0
|
0
|
0
|
0
|
0
|
|
June
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
56
|
6
|
0
|
0
|
62
|
|
Quarter 4
|
October
|
39
|
7
|
0
|
0
|
46
|
|
November
|
60
|
4
|
0
|
0
|
64
|
|
December
|
32
|
0
|
0
|
0
|
32
|
|
Year 2022
|
Quarter 1
|
January
|
29
|
2
|
0
|
0
|
31
|
|
February
|
2
|
0
|
0
|
0
|
2
|
|
March
|
6
|
0
|
0
|
0
|
6
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
1
|
0
|
0
|
0
|
1
|
|
June
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 4
|
October
|
1
|
1
|
0
|
0
|
2
|
|
November
|
0
|
0
|
0
|
0
|
0
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Year 2023
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
|
|
February
|
0
|
0
|
0
|
0
|
0
|
|
March
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
0
|
0
|
0
|
0
|
0
|
|
June
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 4
|
October
|
1
|
0
|
0
|
0
|
1
|
|
November
|
0
|
0
|
0
|
0
|
0
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Total
|
232
|
21
|
0
|
0
|
253
|
