Similar to other protocols, H. In the reverse direction, an H. Some calls can go to Cisco Call Manager and other calls can go directly to other H. Gatekeepers are logically separated from H. They are optional in an H. You must be logged in to post a comment. That being said, some areas I look at when making the choice: 1. Identify operational capabilities. Identify telephony integration points.
Identify Branch Office requirements. Identify any special call behaviors. That is a separate blog entry. Other Considerations There are other operational considerations that will be version dependant. Granted, it was for CCIE preparation but the logic is borrowed from my approach to production designs. You can explore that topic here. What about SIP? Twitter 1 Linkedin 0 X. Great post Bill, One thing that often leads me to use H. James, Good point.
Leave a Reply Cancel reply You must be logged in to post a comment. Contact Us To get a tailored solution. Use this command to verify the status of the router MGCP parameters. All the other parameters are left at their default behavior in this configuration.
SIP lacks inherent control functions, but it provides the flexibility for application developers to implement their own approaches for call admission control and scalability. SIP session setup, management, and teardown typically require less network traffic than H. VoIP stands for Voice over Internet Protocol, which broadly covers any phone calls made over the Internet as opposed to traditional telephone lines.
The H. These protocol suites differ in many ways. Essentially, H. IP telephony Voice over IP was evolved to implement cost savings, which actually produces from regulative taxes levied on long distances voice calls. This type of additional charge is not pertinent to the long distance data transferring.
Hence, establishing a data call is more cost-effective than establishing a voice call. Basis for comparison H. Call routing The gatekeeper provides the routing information. Highly flexible. Interoperability Well defined protocols and complete backward compatibility makes it interoperable.
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