JPH0569338B2 - - Google Patents
Info
- Publication number
- JPH0569338B2 JPH0569338B2 JP16009286A JP16009286A JPH0569338B2 JP H0569338 B2 JPH0569338 B2 JP H0569338B2 JP 16009286 A JP16009286 A JP 16009286A JP 16009286 A JP16009286 A JP 16009286A JP H0569338 B2 JPH0569338 B2 JP H0569338B2
- Authority
- JP
- Japan
- Prior art keywords
- call
- extension
- trunk
- failure
- path switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Landscapes
- Monitoring And Testing Of Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16009286A JPS6314554A (ja) | 1986-07-07 | 1986-07-07 | 通話不良障害検出方式 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16009286A JPS6314554A (ja) | 1986-07-07 | 1986-07-07 | 通話不良障害検出方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6314554A JPS6314554A (ja) | 1988-01-21 |
| JPH0569338B2 true JPH0569338B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-09-30 |
Family
ID=15707684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16009286A Granted JPS6314554A (ja) | 1986-07-07 | 1986-07-07 | 通話不良障害検出方式 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6314554A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0433449A (ja) * | 1990-05-30 | 1992-02-04 | Fujitsu Ltd | 障害情報ロギング方式 |
| US20110195207A1 (en) | 2010-02-08 | 2011-08-11 | Sungkyunkwan University Foundation For Corporate Collaboration | Graphene roll-to-roll coating apparatus and graphene roll-to-roll coating method using the same |
-
1986
- 1986-07-07 JP JP16009286A patent/JPS6314554A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6314554A (ja) | 1988-01-21 |