试题详情
- 多项选择题Which two statements are true about voice ports on a router？ （）
A、 Calls to the PSTN can be made via the use of FXO or T1/E1 trunk ports.
B、 Calls to the PSTN can be made via FXS or T1/E1 trunk ports.
C、 Analog and IP phones can be connected to the VoIP network via FXO or T1/E1 trunk ports.
D、 Calls between analog phones that are attached to the FXS ports in a VoIP network can be completely processed by voice-enabled routers.
- A,D
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