Telephone lines

Footnotes:

1. Bundesnetzagentur (BNetzA, formerly Regulierungsbehörde für Telekommunikation und Post).
2. Only Deutsche Telekom AG. Telephone channels including ISDN and own consumption, excluding public payphones.
3. Telephone channels including ISDN and own consumption, excluding public payphones.
4. Bundesnetzagentur (BNetzA) / Federal Network Agency
5. Telephone channels including ISDN, public payphones and own consumption, excluding VoIP.
6. Telephone channels including ISDN, public payphones and own consumption, excluding VoIP. Figure based on NRA estimates.