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Home // FAQs // What are the disadvantages of SIP?

What are the disadvantages of SIP?

March 11, 2016 by

What are the disadvantages of SIP?

1) Potential decrease in call quality when bandwidth is saturated

2) May have problems connecting disparate phone systems

3) Newer technology (not tried and true like T1/PRI)

4) Lack of features for endpoints

5) Vulnerable to eavesdropping

6) Vulnerable to registration and hijacking (steal the number)

7) Traditional firewalls don’t protect

8) Toll fraud

9) Audio injection (hacker adds noise)

10) Not available everywhere like a T1/PRI

11) SPIT – Spam over internet telephony

12) Can expose to unacceptable content or offensive language

13) Hackers can make calls for you

Filed Under: SIP

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