TELEPHONE BUNKER (Type617)
 

 

Telephone Bunker Plan

Situated at La Route des Portellettes, Torteval, lies the best preserved of the four Netzknotenpunkt (Network junction bunkers) which formed part of the Fortress telephone network.

Bunker Plan

 

 

Telephone Network Map

A further 21 Kabelschaltstellen (Cable switching posts) linked the lines leading to the various defenses. The main cable ran from the north of the island to the south west, and was buried two metres deep along its entire length.

Fortress Telephone Network

 

 

Telephone Network Bunker

The heart of the system was the headquarters complex at La Corbinerie, which the Germans named Tannenberg, with a large repeater station nearby.

Front of bunker

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