TWI398156B - Modem and method of processing calling packet thereof - Google Patents

Description

Data machine and method for processing same

The present invention relates to network communications, and more particularly to a data machine and a method thereof for processing a call packet.

The conventional data machine provides at least two ports, which are respectively connected to the IP telephone and the personal computer, and connected to the server through the cable television network and the VoIP network, and are used for processing the call packets of the IP telephone and the call packets of the personal computer. However, the existing IP telephones with multimedia functions such as recording and voice messages are expensive and have limited functions, and the personal computers themselves have the functions of multimedia functions and software phones.

However, conventional data machines cannot solve the problem of establishing a call by a software telephone in a personal computer using an IP telephone communication line.

In view of this, it is necessary to provide a data machine for implementing a software telephone installed in a communication terminal to establish a call using a communication line of a physical IP telephone.

In addition, there is a need to provide a method for processing a call packet for implementing a softphone installed in a communication terminal to establish a call using a communication line of a physical IP phone.

In addition, another method for processing the call packet needs to be provided for realizing that the software phone installed in the communication terminal uses the communication line of the physical IP phone to establish a call.

The data machine in the embodiment of the present invention is configured to implement a softphone installed in a communication terminal to establish a call by using a communication line of a physical IP phone, where the data machine includes a communication module, a judgment module, a record module, a modification module, and Processing module. The communication module is configured to receive a call request packet from the software phone, where the call request packet includes a source IP address and an nickname. The determining module is configured to determine whether the call request packet includes a special identifier, and determine whether the physical IP phone is in an idle state when the called request packet includes a special identifier, wherein the special identifier indicates that the software phone needs to use the communication line of the physical IP phone to establish a call. . The recording module is configured to record the source IP address and the nickname of the call request packet when the physical IP phone is in an idle state. The modification module is configured to modify the source IP address of the call request packet to an IP address of the physical IP phone, wherein the communication module is further configured to forward the modified call request packet to the server and receive the call response from the server. The packet response packet includes the destination IP address, and the modification module is further configured to modify the destination IP address of the call response packet to the source IP address recorded in the recording module, and the communication module is further configured to send the modified call. Respond to the softphone to establish a call.

The method for processing a call packet in the embodiment of the present invention is used in a data machine to implement a softphone installed in a communication terminal to establish a call by using a communication line of a physical IP phone, and the method for processing a call packet includes: receiving a call from a software phone a call request packet, where the call request packet includes a source IP address and an nickname for sending the call request packet, and the source IP address is an IP address of the communication terminal; determining whether the call request packet includes a special identifier, wherein the special identifier indicates The phone needs to use a communication line of the physical IP phone to establish a call; if the call request packet has a special identifier, it is determined whether the physical IP phone is idle; if the physical IP phone is idle, the source IP of the call request packet is recorded. The address and the nickname; modify the source IP address of the call request packet to be the IP address of the physical IP phone and forward the call request packet to the server; receive the call response packet from the server, wherein the call response packet includes the destination IP address And modify the destination IP address of the call response packet to the recorded source IP address, and The recorded nickname sends a call response packet to the softphone to establish a call.

A method for processing a call packet in another embodiment of the present invention includes: receiving a call request packet from a server, wherein the call request packet includes a destination IP address; determining whether the entity IP phone is in an idle state; and if the entity IP phone is in an idle state, Then, it is determined whether the software phone is in an idle state; if the software phone is in an idle state, the destination IP address of the call request packet is modified to the IP address of the communication terminal; the modified call request packet is sent to the soft phone; and the received call is from the soft phone. The call response packet, wherein the call response packet includes a source IP address; the source IP address of the call response packet is modified to an IP address of the physical IP phone; and the modified call response packet is sent to the server to establish a call.

The above and the technical effects of the invention can be easily understood from the following detailed description of the embodiments and the accompanying drawings.

Referring to FIG. 1, an application environment diagram of an embodiment of a data machine 10 of the present invention is shown. In the present embodiment, the data machine 10 is connected to the communication terminal 20' and the physical IP telephone 30, and the other end is connected to the server 50 via the network 40 for processing the call packet. The softphone 20 resides in the communication terminal 20', and the communication line of the physical IP telephone 30 can be used by the communication terminal 20' to transmit a call packet to establish a call. In the present embodiment, the softphone 20 performs communication according to a Media Gateway Control Protocol (MGCP), and the call packet includes a call request packet and a call response packet. In the present embodiment, the communication terminal 20' registered by the software telephone 20 may be a desktop computer or a laptop computer or the like, which respectively corresponds to a different IP address from the physical IP telephone 30. In this embodiment, the network 40 can be a cable television network or a VoIP network, and the server 50 is a server of a VoIP carrier. In other embodiments of the present invention, the data machine 10 can access a plurality of physical IP phones 30, and the physical IP phones 30 can share an IP address but have different telephone numbers and communication lines.

Referring to FIG. 2, a block diagram of an embodiment of the data machine 10 of FIG. 1 is shown. In this embodiment, the data machine 10 includes a communication module 110, a determination module 120, a recording module 130, a modification module 140, and a processing module 150. The processing module 150 is configured to execute the communication module 110, the determination module 120, the recording module 130, and the modification module 140.

The communication module 110 is configured to receive a call request packet from the software phone 20, where the call request packet includes a source IP address and an nickname. In this embodiment, the call request packet is a data packet sent by the user when dialing the IP phone, and is used to request to establish a VoIP call, and the source IP address of the call request packet is the IP of the communication terminal 20' where the software phone 20 is located. The address, the nickname is the nickname for the communication terminal 20' to send the call request packet.

The determining module 120 is configured to determine whether the call request packet further includes the special identifier, and determine whether the entity IP phone 30 is in an idle state when the call request packet includes a special identifier. In the present embodiment, the special identifier indicates that the software telephone 20 needs to establish a call using the communication line of the physical IP phone 30, and the special identifier can be set by the user according to his own needs, for example, when the software phone 20 uses the physical IP phone 30. When the communication line makes a call, the string "#000#" can be added before the dialed telephone number, and the string "#000#" is a special identifier. In this embodiment, if the call request packet does not include the special identifier, the communication module 110 processes the call request packet according to a Session Initiation Protocol (SIP).

The recording module 130 is configured to record the source IP address and the nickname of the call request packet when the physical IP phone 30 is in an idle state. In this embodiment, the recording module 130 records the source IP address of the call request packet, so that when the call response packet is received, the modification module 130 can modify the destination IP address of the call response packet to enable the communication module. 110 can send the modified call response packet to the corresponding port in the software phone 20.

The modification module 140 is configured to modify the source IP address of the call request packet to the IP address of the physical IP phone 30. The communication module 110 forwards the modified call request packet of the modification module 140 to the server 50. When the communication module 110 receives the call response packet from the server 50, wherein the call response packet includes the destination IP address, the modification module 140 modifies the destination IP address of the call response packet to the source IP recorded by the recording module 130. The address, that is, the IP address of the communication terminal 20' where the software phone 20 is located, the communication module 110 sends the call response packet to the software phone 20 according to the modified destination IP address, thereby establishing a call. Thus, the software telephone 20 implements the communication line using the physical IP telephone 30 to establish a call.

In the present embodiment, the communication module 110 not only receives and forwards the call packets from the softphone 20 and the physical IP phone 30, but also receives and forwards the call packets from the server 50. In other embodiments, the communication module 110 can also be used to receive and forward call packets of other network devices.

If the communication module 110 receives the call request packet from the server 50, the determining module 120 determines whether the physical IP phone 30 is in an idle state, and further determines whether the software phone 20 is idle when the entity IP phone 30 is in an idle state. status.

The modification module 140 is further configured to modify the destination IP address of the call request packet to be the IP address of the communication terminal 20' where the softphone 20 is located when the software phone 20 is in an idle state.

The communication module 110 sends the modified call request packet to the software phone 20. In this embodiment, after receiving the call request packet, the software phone 20 returns a call response packet. At this time, the communication module 110 receives the call response packet from the software phone 20.

In the present embodiment, the communication module 110 of the data machine 10 simultaneously transmits the unmodified call request packet to the entity IP phone 30. Thus, the software phone 20 and the physical IP phone 30 can simultaneously receive a call request from the server 50, and the user can select the software phone 20 and the physical IP phone 30 to answer the call.

The modification module 140 is further configured to modify the source IP address of the call response packet to the IP address of the physical IP phone. The communication module 110 is further configured to send the modified call response packet to the server 50 to establish a call.

Since the data machine 10 modifies the IP address of the call request packet including the special identifier and the corresponding call response packet, the software phone 20 can establish a call by using the communication line of the physical IP phone 30, so that the user does not need to purchase the multimedia. The functional physical IP phone 30 can realize multimedia calls, such as video calls, voice messages, and telephone recordings, with other physical IP phones through the software phone 20 in the communication terminal 20'.

Referring to FIG. 3, a flow chart of an embodiment of a method for the data processor 10 to process a call packet is shown. The method is implemented by the apparatus and module shown in FIGS. 1 and 2. In the present embodiment, after the data machine 10 is initialized, if a call request packet from the soft body phone 20 is received, the method of processing the call packet is executed.

In step S300, the communication module 110 receives the call request packet from the software phone 20. In the present embodiment, the call request packet may be that the software phone 20 makes an IP call using its own VoIP network line, or the software phone 20 makes a call through the communication line of the physical IP phone 30. If the call request packet is a call made by the software phone 20 through the communication line of the physical IP phone 30, the call request packet includes a special identifier, a source IP address, and an nickname for transmitting the call request packet, and the source IP address is a communication terminal. The IP address of 20'; if the call request packet is an IP phone made by the soft phone 20 using its own VoIP network line, the call request packet does not include the special identifier. The special identifier can be set by the user according to his own needs. For example, when the software telephone 30 makes a call using the communication line of the physical IP telephone 30, the string "#000#" can be added before the dialed telephone number. At this time, the string "#000#" is the special identifier.

In step S301, the determination module 120 determines whether the call request packet contains a special identifier.

If the call request packet includes a special identifier, then in step S302, the determination module 120 determines whether the physical IP phone 30 is idle.

If the physical IP phone 30 is idle, in step S303, the recording module 130 records the source IP address of the call request packet and the nickname for transmitting the call request packet. In this embodiment, the source IP address recorded by the recording module 130 is the IP address of the communication terminal 20', and the recording module 130 records the source IP address of the call request packet and the nickname for sending the call request packet. In order to modify the destination IP address of the call response packet when the call response packet is received, the communication module 110 can send the modified call response packet to the corresponding port in the software phone 20.

In step S304, the modification module 140 modifies the source IP address of the call request packet to the IP address of the entity IP phone 30.

In step S305, the communication module 110 forwards the modified call request packet to the server 50. In the present embodiment, the server 50 is a server provided by a VoIP carrier.

In step S306, the communication module 110 receives the call response packet from the server 50, wherein the call response packet includes a destination IP address.

In this embodiment, the call response packet and the call request packet are in one-to-one correspondence. If the software phone 20 and the physical IP phone 30 send the call request packet to the server 50, the server 50 automatically responds with a call request packet. The corresponding call response packet.

In step S307, the modification module 140 modifies the destination IP address of the call response packet to the source IP address recorded in the recording module 130. Thus, the user can make a multimedia call with the server 50 via the VoIP network via the software phone 20 installed in the communication terminal 20'.

In step S308, the communication module 110 sends a call response packet to the software phone 20 according to the nickname recorded by the recording module 130 to establish a call.

If the call request packet does not contain a special identifier, the data machine 10 processes the call request packet in a normal flow in step S309. In the present embodiment, the normal flow is that the data machine 10 processes the call request packet according to the session initiation protocol.

If the physical IP phone 30 is not in an idle state, the communication module 110 discards the call request packet.

Referring to FIG. 4, a flow chart of another embodiment of a method for the data processor 10 to process a call packet is shown. The method is implemented by the apparatus and module shown in FIGS. 1 and 2. In the present embodiment, after the data machine 10 is initialized, if a call request packet from the server 50 is received, the method of processing the call packet is executed.

In step S400, the communication module 110 receives the call request packet from the server 50. In the present embodiment, the call request packet includes a destination IP address.

In step S402, the determination module 120 determines whether the physical IP phone 30 is in an idle state.

If the physical IP phone 30 is idle, then in step S404, the determination module 120 determines whether the software phone 20 is in an idle state.

If the softphone 20 is in the idle state, then in step S406, the modification module 130 modifies the destination IP address of the call request packet to the IP address of the communication terminal 20'. In this embodiment, the purpose of modifying the IP address of the call request packet is to allow both the physical IP phone 30 and the software phone 20 installed in the communication terminal 20' to ring at the same time, and the user can select one of them to establish call.

In step S408, the communication module 110 transmits the modified call request packet to the software phone 20, and simultaneously transmits the unmodified call request packet to the entity IP phone 30. In the present embodiment, the physical IP phone 30 and the software phone 20 simultaneously receive a call request packet, and the user can answer any of the phones. In the present embodiment, the user answers the call using the softphone 20.

In step S410, the communication module 110 receives a call response packet from the software phone 20, wherein the call response packet includes a source IP address.

In step S412, the modification module 140 modifies the source IP address of the call response packet to the IP address of the physical IP phone 30.

In step S414, the communication module 110 sends the modified call response packet to the server 50. Thus, a call between the software telephone 20 and the server 50 is established.

If the physical IP phone 30 is not in the idle state, the communication module 110 discards the call request packet in step S416.

If the software telephone 20 is not in the idle state, the data machine 10 uses the physical IP telephone 30 to establish a call in step S418.

The data machine 10 and the method for processing the call packet of the present invention modify the IP address of the call request packet and the call response packet through the communication module 110, the determination module 120, the recording module 130, and the modification module 140, so as to implement The software telephone 20 of the communication terminal 20' uses the communication line of the physical IP telephone 30 to establish a call, so that the user does not need to purchase an expensive multimedia IP phone 30 with multimedia function, but by software installed in the communication terminal 20'. The phone 20 can implement a multimedia call.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above description is only the preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art of the present invention should be included in the following claims.

10‧‧‧Data machine

20‧‧‧Softphone

20’‧‧‧Communication terminal

30‧‧‧Physical IP Phone

40‧‧‧Network

50‧‧‧Server

110‧‧‧Communication module

120‧‧‧Judgement module

130‧‧‧recording module

140‧‧‧Modified module

150‧‧‧Processing module

FIG. 1 is an application environment diagram of an embodiment of a data machine according to the present invention.

2 is a block diagram of an embodiment of the data machine of FIG. 1.

3 is a flow chart of an embodiment of a method for processing a call packet according to the present invention.

4 is a flow chart of another embodiment of a method for processing a call packet according to the present invention.

10‧‧‧Data machine

110‧‧‧Communication module

120‧‧‧Judgement module

130‧‧‧recording module

140‧‧‧Modified module

150‧‧‧Processing module

Claims (12)

A data machine is connected to a communication terminal, a physical IP phone, and a server. The communication terminal is equipped with a software phone. The entity IP phone and the communication terminal respectively correspond to different IP addresses, and the data machine includes:
a communication module, configured to receive a call request packet from the software phone, where the call request packet includes a source IP address and a nickname, and the source IP address is an IP address of the communication terminal;
The determining module is configured to determine whether the call request packet further includes a special identifier, and determine whether the physical IP phone is in an idle state when the call request packet includes a special identifier, where the special identifier indicates that the software phone needs to use the entity IP Telephone communication line to establish a call;
a recording module, configured to record a source IP address and an nickname of the call request packet when the entity IP phone is in an idle state, where the recorded source IP address is an IP address of the communication terminal;
Modifying a module, configured to modify a source IP address of the call request packet as an IP address of the entity IP phone;
The communication module is further configured to forward the modified call request packet to the server and receive a call response packet from the server, where the call response packet includes a source IP address and a destination IP address, and the modification The module is further configured to modify a destination IP address of the call response packet as a source IP address recorded in the recording module, and the communication module is further configured to send the modified call response packet to the software phone to establish a call. . The data machine of claim 1, wherein the communication module is further configured to discard the call request packet when the entity IP phone is not in an idle state. The data machine of claim 1, wherein the communication module is further configured to receive a call request packet from a server, where the call request packet from the server includes a destination IP address. The data machine of claim 3, wherein the determining module is further configured to: when the receiving module receives the call request packet from the server, determine whether the physical IP phone is in an idle state, and When the physical IP phone is in an idle state, it is determined whether the software phone is in an idle state. The data machine of claim 4, wherein the modification module is further configured to modify the destination IP address of the call request packet from the server to be the IP address of the communication terminal when the software phone is in an idle state. Address. The data machine of claim 5, wherein the communication module is further configured to send the modified call request packet from the server to the software phone and receive a call response packet from the software phone. The data machine of claim 6, wherein the modification module is further configured to modify the source IP address of the call response packet to an IP address of the entity IP phone. The data machine of claim 7, wherein the communication module is further configured to send the modified call response packet to a server to establish a call. A method for processing a call packet by a data machine, the data machine being connected to a communication terminal, a physical IP phone, and a server, wherein the physical IP phone and the communication terminal respectively correspond to different IP addresses, and the communication terminal is installed with a software phone, Methods include:
Receiving a call request packet from the software phone, where the call request packet includes a source IP address and an nickname for sending the call request packet, where the source IP address is an IP address of the communication terminal;
Determining whether the call request packet further includes a special identifier, wherein the special identifier indicates that the software phone needs to use the communication line of the physical IP phone to establish a call;
If the call request packet includes a special identifier, it is determined whether the physical IP phone is in idle state;
If the physical IP phone is in idle state, record the source IP address and the nickname of the call request packet, and the recorded source IP address is the IP address of the communication terminal;
Modifying the source IP address of the call request packet to an IP address of the entity IP phone and forwarding the modified call request packet to the server;
Receiving a call response packet from the server, wherein the call response packet includes a destination IP address; and modifying a destination IP address of the call response packet as the recorded source IP address, and the call is based on the recorded nickname A response packet is sent to the softphone to establish a call. The method of claim 9, further comprising: discarding the call request packet if the entity IP phone is not in an idle state. A method for processing a call packet by a data machine, the data machine is connected to a communication terminal and a physical IP phone, and the other end is connected to a server, and the physical IP phone and the communication terminal respectively correspond to different IP addresses, and the communication terminal is installed. With a software phone, the method includes:
Receiving a call request packet from the server, where the call request packet includes a destination IP address;
Determining whether the physical IP phone is in an idle state;
If the entity IP phone is in an idle state, it is determined whether the software phone is in an idle state;
If the software phone is in an idle state, the destination IP address of the call request packet is modified to an IP address of the communication terminal;
Sending the modified call request packet to the software phone in the communication terminal;
Receiving a call response packet from the software phone, wherein the call response packet includes a source IP address;
Modifying the source IP address of the call response packet to the IP address of the entity IP phone; and sending the modified call response packet to the server to establish a call. The method of claim 11, further comprising: discarding the call request packet if the entity IP phone is not in an idle state.