File:PSTN office classification hierarchy.svg
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[edit] Summary
| Description | U.S. PSTN telephone switch hierarchy. |
| Date | 18 August 2007 |
| Source | Self-made in Inkscape, based on a diagram in enwp (en:Image:PSTN office classification hierarchy.png). |
| Author | Mysid |
[edit] Licensing
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I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 10:08, 18 August 2007 | | 720 × 720 (31 KB) | Mysid | minor |
| 10:05, 18 August 2007 |  | 720 × 720 (31 KB) | Mysid | {{Information |Description=U.S. w:PSTN telephone switch hierarchy. |Source=Self-made in Inkscape, based on a diagram in enwp (en:Image:PSTN office classification hierarchy.png). |Date=August 18, 2007 |Author= Mysid }} [[Category:P |
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