Chapter 6 Flashcards
Which analog voice port is used to connect to devices like analog phones, fax machines or modems?
Foreign Exchange Station (FSX)
Which analog voice port is used to connect to the PSTN central office, or a PBX?
Foreign Exchange Office (FXO)
Aside from FXS and FXO ports, what is the third type of analog voice port?
Ear & Mouth
What is the order of number translation?
- num-exp
- Digit Strip
- Voice translation profile
- Prefix digits
- forward-digits
If you have two different routes to the same destination-pattern, how can you control which route is used?
preference. lower value is more deseriable.
What are the two ways number information can be provided to clients?
Automatic Number Identification (ANI) or Dialed Number Identification Server (DNIS)
True | False: Dial Peers are used for both inbound and outbound call legs
True
True or False: You can modify dial peer 0.
False
What can you use to block high-cost numbers such as 1-900?
Class of Restriction
If no incoming COR list is configured, the class is (always|never) routed?
Always
What is the maximum latency of Voice Traffic?
150ms
What is the maximum jitter for Voice Traffic?
30ms
What is the maximum loss for Voice Traffic?
1%
Where should you place the trust boundary?
The outermost device
