JPH08256208A - Traffic data gathering system - Google Patents

Abstract

PURPOSE: To prevent the performance deterioration of a communication equipment accompanying traffic data gathering as much as possible in a traffic data gathering system in the communication equipment. CONSTITUTION: In the communication equipment 500 provided with plural traffic measurement parts 510 for respectively measuring the prescribed kind of traffic data (d) and a traffic data gathering part 520 for periodically gathering the traffic data measured by the respective traffic measurement parts 510, the traffic data gathering part 520 is provided with an informing time setting means 521 for setting the time for informing the traffic data measured in the respective traffic measurement parts 510 dispersedly within a gathering period and informing the respective traffic measurement parts. The respective traffic measurement parts 510 are provided with a traffic data transmission means 511 for transmitting the measured traffic data to the traffic data gathering part 520 at the traffic data informing time informed from the informing time setting means 521.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a traffic data collecting system in a communication device, and more particularly, a plurality of traffic measuring units for measuring traffic data of a predetermined type, respectively.
The present invention relates to a traffic data collection method in a communication device including a traffic data collection unit that periodically collects traffic data measured by each traffic measurement unit.

In a communication device that processes a large amount of high-speed information, such as an ATM switch, information about the amount of information to be processed and the degree of service of each part in the communication device [hereinafter generically referred to as traffic data (d)] It is necessary to accurately measure [Yes] and grasp the service status of the communication device.

[0003]

2. Description of the Related Art FIG. 9 is a diagram illustrating a conventional exchange, FIG. 10 is a diagram illustrating a traffic measuring unit in FIG. 9, and FIG. 11 is a diagram illustrating a traffic data collecting unit in FIG. FIG. 12 is a diagram illustrating a conventional traffic data collection process. FIG. 13 is a diagram illustrating the traffic data collection processing load fluctuation in FIG. 9.

In FIG. 9, an exchange (10) is shown as an example of a communication device to which the present invention is applied. The exchange (10) includes a plurality of line control units (101) for accommodating communication lines (20) to be exchanged, a switch unit (102) for setting a communication path between the communication lines (20), and an exchange ( The exchange control unit (1) that controls overall exchange processing in 10).
03).

[0005] Traffic Each line controller (101), which measures the number of cells to be transmitted and received per unit time via the communication line (20) for housing, or traffic data such as congestion occurrence situation (d _a) Measuring unit (line system) (1
a) is provided, and the exchange control unit (103) has traffic data (d _b ) indicating a load applied to the exchange control unit (103) such as the number of outgoing / incoming calls exchange-processed by the exchange control unit (103). ) traffic measuring unit for measuring (exchange processing system) (and 1b), the exchange (traffic measuring unit for measuring a traffic data (d _c) indicating the operating status of each apparatus constituting the 10) (device operating system) (1c ) And are provided.

Various traffic measuring units (line system) (1
a), the traffic measuring unit (exchange processing system) (1b) and the traffic measuring unit (apparatus operating system) (1c) are generically called the traffic measuring unit (1), and each traffic measuring unit (1)
The various traffic data (d _a ), (d _b ), and (d _c ) measured by are collectively referred to as traffic data (d).

Further, the exchange control section (103) is provided with a traffic data collecting section (2) for periodically collecting various traffic data (d) measured by each traffic measuring section (1).

Each traffic measuring section (1) has the structure shown in FIG. 10, and the traffic data collecting section (2) has the structure shown in FIG. Figure 9
13 to 13, in each traffic measurement unit (1), the traffic data measurement unit (11) measures the target traffic data (d) and stores it in the current cycle measurement data storage unit (12). .

In the traffic data collection unit (2), the collection trigger generation unit (21) activates the collection advance notice transmission unit (22) every preset traffic data collection period (T).

The activated collection advance notice transmission unit (22) generates a collection advance notice signal (a) indicating the start time of the traffic data collection period (T), and transmits it to each traffic measurement unit (1) at the same time.

In each traffic measuring unit (1), when the collection notice receiving unit (13) receives the collection notice signal (a) transmitted from the traffic data collecting unit (2), the measurement data transfer unit (14). To start.

The activated measurement data transfer section (14)
Traffic data (d) accumulated in the current period measurement data accumulation unit (12) is extracted within the past traffic data collection period (T), transferred to the previous period measurement data accumulation unit (15) and accumulated, It waits for the collection request signal (b) to arrive from the traffic data collection unit (2).

In the traffic data collection unit (2)
The collection trigger generation unit (21) causes the collection advance notice transmission unit (2)
After starting 2), each traffic measurement unit (1)
Enough to complete the waiting state for collecting Hick Data (d)
Set collection notice transmission time (t _S) Collection is required after
The request transmission unit (23) is activated.

The activated collection request transmission unit (23) generates a collection request signal (b) requesting the collection of traffic data (d) and transmits it to each traffic measurement unit (1) at the same time.

In each traffic measuring section (1), when the collection request receiving section (16) receives the collection request signal (b) transmitted from the traffic data collecting section (2), the traffic data transmitting section (17). To start.

The activated traffic data transmission unit (1
7) extracts the traffic data (d) stored in the previous cycle measurement data storage unit (15) and returns it to the traffic data collection unit (2).

In the traffic data collecting unit (2), the traffic data receiving unit (24) receives the traffic data (d) returned from each traffic measuring unit (1) and sends it via the distributing unit (25). The traffic data storage unit (26) stores the data in an area corresponding to the latest cycle.

The traffic data (d) collected from each traffic measurement unit (1) is accumulated in the traffic data accumulation unit (26) over a plurality of past periods.

The administrator of the exchange (10) uses the traffic data (d) already stored in the traffic data storage unit (26).
Is extracted and the operating state of the exchange (10) is analyzed.

[0020]

As is clear from the above description, in the conventional exchange (10), the traffic data collection unit (2) causes the collection request signal at the start time of each traffic data collection cycle (T). (B) is transmitted to each traffic measurement unit (1) at the same time, and each traffic measurement unit (1) that receives the collection request signal (b) receives the traffic data that has been accumulated in the previous cycle measurement data accumulation unit (15). Since (d) is returned all at once, the load on the exchange control unit (103) associated with the processing for collecting traffic data (d) is suddenly increased at the beginning of each traffic data collection cycle (T) as illustrated in FIG. In addition, as the traffic data (d) is collected, resources such as transactions held by the exchange (10) are rapidly occupied, and the exchange processing capability of the exchange control unit (103) is significantly reduced. It was sometimes become a problem.

The degree of increase in the load of the exchange control unit (103) becomes steeper as the number of communication lines (20) increases.
An object of the present invention is to make it possible to prevent the deterioration of the capacity of a communication device due to traffic data collection as much as possible.

[0022]

FIG. 1 is a diagram illustrating the principle of the present invention. In FIG. 1, reference numeral 500 denotes a communication device which is a target of the present invention, 510 denotes a traffic measurement unit provided in plural numbers in the communication device (500), and 520 denotes each traffic measurement unit (5).
This is a traffic data collection unit commonly provided in 10).

The traffic measuring section (510) measures a predetermined type of traffic data (d). The traffic data collection unit (520) periodically collects the traffic data (d) measured by each traffic measurement unit (510).

Reference numeral 511 is traffic data transmitting means provided in each traffic measuring unit (510) according to the present invention. Reference numeral 521 is a notification time setting means provided in the traffic data collection unit (520) according to the present invention.

[0025]

The notification timing setting means (521) sets the timings of notifying the traffic data (d) measured by the traffic measuring units (510) in a distributed manner within the collection period, and sets the traffic measuring units (510). To notify.

Each traffic data transmission means (511)
Transmits the measured traffic data (d) to the traffic data collection unit (520) at the traffic data notification time notified by the notification time setting means (521).

The notification timing setting means (521) sets the traffic data notification timing in each collection cycle at the start timing of each collection cycle, and at each traffic measurement unit (510) according to the time interval from the start timing to the traffic data notification timing. ) Is considered.

The notification timing setting means (521) also sets the traffic data notification timings of the traffic measurement units (510) at equal intervals within the collection cycle.
Setting every 0) is considered.

The notification timing setting means (521) sets the traffic data notification timing of each traffic measurement unit (510) to an interval considering the required transfer time of the traffic data (d) for each traffic measurement unit (510). , Setting for each traffic measurement unit (510) is considered.

Further, the notification timing setting means (521), when the traffic data (d) of all the traffic measuring units (510) have not been collected within a specific collection period,
The notification time of the traffic data (d) after the next collection cycle is the notification time when the traffic data (d) of all the traffic measurement units (510) can be collected within the collection cycle, including the uncollected traffic data. Reconfiguring is considered.

Therefore, according to the present invention, the traffic data from each traffic measuring unit is dispersed and collected in the traffic data collecting unit within the traffic data collecting period, and the load on the communication device due to the traffic data collecting is increased. It is possible to prevent a sharp rise, greatly reduce the influence on the processing capability of the communication device, and significantly improve the serviceability of the communication device.

[0032]

An embodiment of the present invention will be described below with reference to the drawings. 2 is a diagram illustrating an exchange according to an embodiment of the present invention, FIG. 3 is a diagram illustrating a traffic measuring unit in FIG. 2, and FIG. 4 is a diagram illustrating a traffic data collecting unit in FIG. FIG. 5 shows the present invention (claims 1, 2, 3).
FIG. 6 is a diagram showing a traffic data collecting process according to an embodiment of the present invention, FIG. 6 is a diagram showing an example of traffic data collecting processing load variation in FIG. 2, and FIG.
2 and 4) are diagrams showing a traffic data collecting process according to an embodiment, and FIG. 8 is a diagram showing a traffic data collecting process according to an embodiment of the present invention (claims 1, 2, 5). The same reference numerals indicate the same objects throughout the drawings.

In FIG. 2, the communication device (5
00), an exchange (10) having the same configuration as in FIG. 9 is illustrated. Each line control unit (101)
A traffic measurement unit (line system) (3a) is provided inside, and a traffic measurement unit (exchange processing system) (3b) and traffic measurement unit (device operation system) inside the exchange control unit (103).
(3c) is the traffic measurement unit (510) in FIG.
Further, a traffic data collection unit (4) is provided in the exchange control unit (103) as the traffic data collection unit (520) in FIG.

Also in FIG. 2, the traffic measuring unit (line system) (3a), the traffic measuring unit (exchange processing system)
(3b) and traffic measurement unit (device operation system) (3
c) is generically referred to as the traffic measurement unit (3).

In FIG. 2, the line controller (10
1) is provided n ₁ pair, thus traffic measuring unit (line-based) (3a) is also provided n ₁ pair, traffic measuring unit (exchange processing system) (3b) and a traffic measurement unit (device operating system ) (3c) is provided for each set, the total number of traffic measurement units (3) for which the traffic data collection unit (4) collects traffic data (d) is n ₂ sets [where n ₂ = n ₁ +2].

The traffic measuring unit (3) has a structure as shown in FIG. 3, and the traffic data collecting unit (4).
Has a configuration as shown in FIG. In the traffic measuring unit (3) shown in FIG. 3, the notification time setting unit (3
8) is the traffic data transmitting means (51
1) and in the traffic data collection unit (4) shown in FIG. 4, the notification time generation unit (4
7) and the notification time adding section (48) are provided as the notification time setting means (521) in FIG.

First, an embodiment of the present invention (claims 1, 2, and 3) will be described with reference to FIGS. Also in FIG. 3, the traffic data measurement unit (31) in each traffic measurement unit (3) measures the target traffic data (d), and stores it in the current cycle measurement data storage unit (32). There is.

In FIG. 4, the collection trigger generation section (41) in the traffic data collection section (4) activates the collection advance notice transmission section (42) at every preset traffic data collection cycle (T). The notification time generation unit (4
7) also starts.

The activated notification time generation unit (47) determines the time (T-t _S ) excluding the collection advance notice transmission time (t _S ) from the traffic data collection period (T) for all traffic measurement units (T). 3) [Total number of n ₂ sets] is evenly distributed, and each traffic measurement unit (3) returns the traffic data (d) to the traffic data collection unit (4) at a time interval [traffic data notification interval (hereinafter referred to as traffic data notification interval ( t _L )]
Is calculated by the formula [t _L = (T−t _S ) / n ₂ ].

Subsequently, the notification time generation unit (47) calculates the traffic data notification time (u) for each traffic measurement unit (3) based on the start time of the traffic data collection period (T).

That is, the notification time generation unit (47) collects traffic data (d) in the order of, for example, traffic measurement unit (device operating system) (3c), traffic measurement unit (exchange processing system) (3b), n ₁ set. Traffic measurement unit (line system)
(3a) [Individual traffic measurement unit (line system) (3a)
_Are referred to as (3 _a1 ) to (3 _an1 )], the traffic data notification timing (u _c ) to the traffic measurement unit (device operating system) (3 _c ) is [u _c = t _S + t _L × 0 =
t _S ], and the traffic measurement unit (exchange processing system) (3
The traffic data notification timing (u _b ) for _b ) is [u
_{b = t S + t L ×} 1 ], and the first traffic measuring unit (line-based) (3 _a1) traffic data notification timing with respect to (u _a1) is _{[u a1 = t S + t L} × 2 ] becomes, and so on to the last traffic measuring unit (line-based) (3 _an1) traffic data notification timing with respect to (u _an1) is [u _an1 =
t _S + t _L × (n ₁ +1)].

The notification time generation unit (47) transmits each traffic data notification time (u) calculated as described above to the notification time addition unit (48). On the other hand, the activated collection notice transmission unit (42) generates the collection notice signal (a) and then sends the notice time in the same manner as the collection notice transmission unit (22) in the traffic data collection unit (2) [see FIG. 11]. Addition part (4
Each traffic data notification time (u) transmitted from 8) is added to the collection notice signal (a) and transmitted as the collection notice signal (a [u]) to the corresponding traffic measuring unit (3).

In each traffic measuring unit (3), when the collection notice receiving unit (33) receives the collection notice signal (a [u]) transmitted from the traffic data collecting unit (4), the measurement data transfer unit While starting (34),
The traffic data notification time (u) added to the collection notice signal (a [u]) is transmitted to the notification time setting unit (38).

The activated measurement data transfer unit (44)
Measurement data transfer unit (1) in traffic measurement unit (1)
4) Similar to [Fig. 10], the traffic data (d) accumulated in the current period measurement data accumulation unit (32) is extracted within the past traffic data collection period (T), and the previous period measurement data accumulation is performed. It is transferred to the section (35) and accumulated, and waits for the passage of the traffic data notification time (u).

When the notification time setting unit (38) receives the traffic data notification time (u) from the collection notice receiving unit (33), it starts counting elapsed time, and the elapsed time becomes the traffic data notification time (u). When it reaches, the traffic data transmission unit (37) is activated.

The activated traffic data transmission unit (3
7) extracts the traffic data (d) already stored in the previous cycle measurement data storage unit (35) in the same manner as the traffic data transmission unit (17) in the traffic measurement unit (1) [see FIG. 10], and It is returned to the data collection unit (4).

As shown in FIG. 5, the timing of returning the traffic data (d) from each traffic measurement unit (3) is based on the start time of the traffic data collection period (T), as shown in FIG. ) (3c) returns at the traffic data notification time (u _c = t _S ), and then from the traffic measurement unit (exchange processing system) (3 b) at the traffic data notification time (u _b = t _S + t _L ). The first traffic measurement section (line system) that was returned and then sent (3 _a1 )
From the traffic data notification timing (u _a1 = t _S + t _L ×
2), and so on, from the last traffic measurement unit (line system) (3 _{an 1} ) to the traffic data notification timing (u _an1 = t _S + t _L × (n ₁ +1)). It will be returned with the traffic data notification interval (t _L ) evenly placed.

In the traffic data collecting unit (4), the traffic data receiving unit (44) is the traffic data receiving unit (2) in the traffic data collecting unit (2).
4) Similar to [FIG. 11], the latest period of the traffic data storage unit (46) of the traffic data storage unit (46) is received via the distribution unit (45) by receiving the traffic data (d) returned from each traffic measurement unit (3). Accumulate in the area corresponding to.

Therefore, according to the embodiment of the present invention (claims 1, 2, and 3), the processing for collecting the traffic data (d) from each traffic measuring unit (3) is performed at each traffic data collection cycle (T). Evenly within the traffic data notification interval (t
_L ) is distributed, and the load of the exchange control unit (103) accompanying the traffic data (d) collection processing is equalized within each traffic data collection cycle (T) as illustrated in FIG. Further, with the collection of the traffic data (d), the occupation of resources such as transactions held by the exchange (10) is also dispersed, and the exchange control unit (1
The effect of 03) on the exchange processing capacity can be greatly reduced compared to the conventional exchange (10) (see FIG. 13).

Next, an embodiment of the present invention (claims 1, 2, and 4) will be described with reference to FIGS. 2 to 7. 7 is different from FIG. 5 in that the traffic measurement unit (3) returns the traffic data (d) at a uniform traffic data notification interval (t _L ) in FIG. In FIG. 7, in consideration of the data amount of the traffic data (d) returned by each traffic measurement unit (3), that is, the return time, different traffic data notification intervals (t _Lc ),
It is set to (t _Lb ) and (t _La ).

That is, in the embodiment of the present invention (claim 2), the notification time generation unit (47) activated from the collection trigger generation unit (41) causes the traffic data notification timing of each traffic measurement unit (3) ( u) is calculated by the following procedure.

The notification time generation unit (47) includes a traffic measurement unit (line system) (3a), a traffic measurement unit (exchange processing system) (3b), and a traffic measurement unit (device operation system).
In consideration of the return time of the traffic data (d _a ), (d _b ), and (d _c ), which is measured by (3 c) within each traffic data collection period (T), the data amount count (N _K )
[For example, data amount counting (N _Ka = 2) of traffic measuring unit (line system) (3a), traffic measuring unit (exchange processing system)
(3b) data amount counting (N _Kb = 4), traffic measuring unit (device operating system) (3c) data amount counting (N _Kc =)
8)] is preset.

In this state, the notification time generation unit (47)
Is the traffic data collection period (T) minus the collection advance notice transmission time (t _S ) (T-t _S ) in consideration of the data volume count (N _K ) of all traffic measurement units (3). basic timing value each a (T _K), formula [T _K = (T-
t _S ) ÷ (N _Ka × n ₁ + N _Kb + N _Kc )], and the traffic data notification interval (t _L ) for each traffic measurement unit (3) is calculated by the formula [t _La = T _K × N _Ka , t _Lb
= T _K × N _Kb , t _Lc = T _K × N _Kc ].

Subsequently, the notification time generation unit (47) calculates the traffic data notification time (u) for each traffic measurement unit (3) based on the start time of the traffic data collection period (T).

That is, the notification time generation unit (47) sets the order of collecting traffic data (d) by, for example, traffic measurement unit (device operating system) (3c), traffic measurement unit (exchange processing system) (3b), n ₁ set. Traffic measurement unit (line system)
If it is defined as (3a), traffic measurement unit (device operation system)
The traffic data notification time (u _c ) for (3c) is [u _c = t _S ], and the traffic data notification time (u _b ) for the traffic measuring unit (exchange processing system) (3 _b ) is [u _b = t _S + t]. _Lc ], and the traffic data notification time (u _a1 ) to the first traffic measurement unit (line system) (3 _a1 ) becomes [u _a1 = t _S + t _Lc + t _Lb ] and the second traffic measurement unit (line system) (3 _a2) traffic-data notification timing with respect to (u _a2) is [u _a2 = t _S +
t _Lc + t _Lb + t _La] next, and so on to the last traffic measuring unit (line-based) (3 _an1) traffic data notification timing with respect to (u _an1) is _{[u an1 = t S + t Lc} + t Lb
+ T _La × (n ₁ −1)].

The notification time generation unit (47) transmits the traffic data notification time (u) calculated as described above to the notification time addition unit (48). After that, the traffic data collecting unit (4) performs the same process as the above-mentioned in the collection notice signal (a
[U]) is transmitted to each traffic measurement unit (3), and each traffic measurement unit (3) receives the collection notice signal (a [u]) in the same process as described above, that is, traffic data collection. After the traffic data notification time (u) has elapsed from the start time of the cycle (T), the traffic data (d) already stored in the previous cycle measurement data storage unit (35) is extracted,
It is returned to the traffic data collection unit (4).

As shown in FIG. 7, the timing of returning the traffic data (d) from each traffic measurement unit (3) is based on the start time of the traffic data collection cycle (T) as a reference. ) (3c) returns at the traffic data notification time (u _c = t _S ), and then from the traffic measurement unit (exchange processing system) (3b) at the traffic data notification time (u _b = t _S + t _Lc ). The first traffic measurement section (line system) that was returned and then sent (3 _a1 )
From the traffic data notification timing (u _a1 = t _S + t _Lc +
t _Lb ), and the second traffic measurement unit (line system)
From (3 _a2 ), the traffic data notification timing (u _a2 = t _S
+ T _Lc + t _Lb + t _La ), and so on, from the last traffic measuring unit (line system) (3 _an1 ) to the traffic data notification time (u _an1 = t _S + t _Lc + t _Lb + t _La ×
(N ₁ -1)), and the data amount count (N
Traffic data notification interval (t _Lc ), taking _K ) into consideration,
It will be returned with (t _Lb ) and (t _La ).

Therefore, according to the embodiment of the present invention (claims 1, 2, and 4), the processing for collecting the traffic data (d) from each traffic measuring unit (3) is performed at each traffic data collection cycle (T). Traffic data notification intervals (t _La ), (t _Lb ), and (t _Lc ) distributed in consideration of the amount of traffic data (d) collected and returned in the traffic data ( The load of the exchange control unit (103) associated with the collection processing of (d) is more collected and returned within each traffic data collection period (T) than in the embodiment of the present invention (claims 1, 2, 3). The traffic data (d) will be finely dispersed in proportion to the amount of return data, that is, the return time.

Next, an embodiment of the present invention (claims 1, 2, and 5) will be described with reference to FIGS. 2 to 6 and 8. It is assumed that the processing for collecting the traffic data (d) in the exchange (10) is initially started in the same process as in the present invention (claims 1, 2, 3).

In such a state, all traffic measurement units (3) in each traffic data collection period (T).
It should be possible to collect the traffic data (d) from the [total n ₂ sets], but during a certain traffic data collection period (T), the exchange processing load of the exchange control unit (103) temporarily increases, and the traffic measurement is performed. part (device operating system) (3c), the traffic measuring unit (exchange processing system) (3b) and (n ₁ -
2) Traffic data (d) has been collected up to the set of traffic measurement units (line system) (3a), but the traffic data (d) from the two sets of traffic measurement units (line system) (3a) has It is assumed that data could not be collected within the data collection period (T) [see FIG. 8].

In such a case, the traffic data collection unit (4) has two remaining sets of traffic measurement units (line system) (3a) even after the start of the next traffic data collection period (T).
The traffic data (d) is continuously collected, and the two traffic measurement units (line systems) (3a) have not collected traffic data (d) within the previous traffic data collection cycle (T). That is, the notification time generation unit (4
Notify 7).

The notification time generation unit (47) continues the traffic data (d) from the two sets of traffic measurement units (line systems) (3a) that have not been collected in the previous traffic data collection period (T). Traffic data collection cycle (T _X ) [= T−t] after the time [= t _L × 2] consumed within the traffic data collection cycle (T) for collection
_L × 2], a new traffic data notification interval (t _LX ) for completing the collection processing of the traffic data (d) for the traffic measurement unit (3) of the total n ₂ sets is calculated by the formula [t _LX = ( T _X −t _S ) ÷ n ₂ ].

Thereafter, the notification time generation unit (47) uses the newly calculated traffic data notification interval (t _LX ) as the basis for the traffic data notification time (u _X ) based on the start time of the traffic data collection period (T _X ). ) was calculated, and notifies the collection notice signal to each traffic measuring unit (3) (a [u _aX]), the total number n in the next traffic data collection period (T)
_The process of collecting the traffic data (d) from the _two sets of traffic measurement units (3) is completed.

Although FIG. 8 is based on the present invention (claims 1, 2, and 3) that employs the uniform traffic data notification interval (t _L ), the traffic data collected from each traffic measuring unit (3) Even in the case of FIG. 7 in which the data amount of (d), that is, the data amount count (N _K ) is taken into consideration, the unmeasured traffic measurement unit (3) is continuously collected in the previous traffic data collection period (T). The same effect can be obtained by redistributing the traffic data collection period (T _X ) after removing the time required for this purpose by the same procedure as in the present invention (claims 1, 2, 4).

Therefore, according to the embodiment of the present invention (claims 1, 2, and 5), an arbitrary traffic data collection period (T)
If a traffic measurement unit (3) that has not been collected in
After continuously collecting in the next traffic data collection period (T), it becomes possible to reliably collect the traffic data (d) measured in the new traffic data collection period (T).

2 to 8 are merely examples of the present invention until now. For example, the communication device (5
00) is not limited to the illustrated exchange (10), and many other modifications can be considered, but the effect of the present invention does not change in any case.

[0067]

As described above, according to the present invention, in the communication device, the traffic data from each traffic measuring unit is
The traffic data is collected and distributed to the traffic data collection section within the traffic data collection cycle, which prevents the load on the communication device from abruptly increasing due to the traffic data collection and significantly affects the processing capacity of the communication device. Therefore, the serviceability of the communication device is significantly improved.

[Brief description of drawings]

FIG. 1 is a principle diagram of the present invention.

FIG. 2 is an exchange according to an embodiment of the present invention.

FIG. 3 is a traffic measuring unit in FIG.

FIG. 4 is a traffic data collection unit in FIG.

FIG. 5: Traffic data collection process according to the present invention (claims 1, 2, 3)

6] Traffic data collection processing load fluctuation in FIG.

FIG. 7: Traffic data collection process according to the present invention (claims 1, 2, 4)

FIG. 8: Traffic data collection process according to the present invention (claims 1, 2, 5)

FIG. 9 Conventional exchange

FIG. 10: Traffic measurement unit in FIG.

FIG. 11: Traffic data collection unit in FIG.

FIG. 12 Conventional traffic data collection process

FIG. 13: Traffic data collection processing load fluctuation in FIG. 9

[Explanation of symbols]

 1, 3, 510 Traffic measurement unit 2, 4, 520 Traffic data collection unit 10 Switch 20 Communication line 11, 31 Traffic data measurement unit 12, 32 Current cycle measurement data storage unit 13, 33 Collection notice reception unit 14, 34 Measurement data Transfer unit 15, 35 Previous period measurement data storage unit 16 Collection request reception unit 17, 37 Traffic data transmission unit 21, 41 Collection trigger generation unit 22, 42 Collection notice transmission unit 23 Collection request transmission unit 24, 44 Traffic data reception unit 25 , 45 distribution unit 26, 46 traffic data storage unit 38 notification time setting unit 47 notification time generation unit 48 notification time addition unit 101 line control unit 102 switch unit 103 exchange control unit 500 communication device 511 traffic data transmission means 521 notification time setting means

Claims (5)

[Claims] 1. A plurality of traffic measuring units (510) each measuring a predetermined type of traffic data (d).
And a traffic data collection unit (520) that periodically collects traffic data (d) measured by each traffic measurement unit (510), the traffic data collection unit (520) In addition, the timing of notifying the traffic data (d) measured by each of the traffic measuring units (510) is set dispersedly within the collection period, and the notification time of notifying the traffic measuring units (510) is set. Means (521) is provided, and the measured traffic data (d) is sent to the traffic measurement section (510) at the traffic data notification time notified from the notification time setting means (521). Traffic data transmission means (511) for transmitting to 520). 2. The notification time setting means (521) sets the traffic data notification time in each of the collection cycles at the start time of each of the collection cycles according to a time interval from the start time to the traffic data notification time. The notification is made to each of the traffic measuring units (510).
Traffic data collection method described. 3. The notification timing setting means (521) sets the traffic data notification timings of the traffic measuring units (510) at equal intervals within the collection period for each of the traffic measuring units (510). The traffic data collecting method according to claim 1, wherein: 4. The notification timing setting means (521) sets the traffic data notification timing of each of the traffic measuring units (510) and the required transfer time of the traffic data (d) of each of the traffic measuring units (510). In the interval considered,
The traffic data collection method according to claim 1, wherein the traffic data collection method is set for each of the traffic measurement units (510). 5. The notification timing setting means (521), when the traffic data (d) of all the traffic measuring units (510) have not been collected within a specific collection cycle, the next collection cycle and thereafter. In the notification time of the traffic data (d), all traffic measurement units (51) including the uncollected traffic data are included in the collection period.
The traffic data collecting method according to claim 1, wherein the notification time at which the traffic data (d) of 0) can be collected is reset.