1、 KS C IEC 60050-715 KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS 715: KS C IEC 60050-715 : 2002 (2012 ) 2002 11 30 http:/www.kats.go.kr C IEC 60050 715: 2002 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : : 2002 11 30 : 2012 12 18 2012-0721 : : ( 02-509-7294) (http:/www.kats.go.kr). 10 5 , . ICS 01.040.33
2、 KS C IEC 715: 60050 715: 2002(2012 ) International Electrotechnical Vocabulary Chapter 715: Telecommunication networks, teletraffic and operation 1. . 2. 11 . 71501 (Basic Terms) 71502 (Resources) 71503 (Calls) 71504 (Times and Delays) 71505 (Traffic) 71506 (Circuit Groups) 71507 (Traffic Engineeri
3、ng) 71508 (Networks) 71509 (Circuit Switched Networks) 71510 (Message Switched Networks) 71511 (Packed Switched Networks) 3. . 2 , . 71501 (Basic Terms) ( ) 7150101 . communication 7150102 transmission channel 7150103 ( ) 1. , , “ ” , . 2. “ ” . (telecommunication) circuit7150104 link 7150105 teleco
4、mmunication network7150106 terminal C IEC 60050 715: 2002 2 ( ) 7150106 ( ) 1. , , , . 2. . 7150107 , , . connection 7150108 , switching 7150109 , exchange switching unit switching entity switching office 7150110 . . unidirectional 7150111 . 1. . 2. . bidirectional 7150112 . . one way 7150113 , . 1.
5、 . 2. . both way two way 7150114 , signalling (in telecommuni cation) 7150115 ( ) ( ) address(information), address (in telecommunica-tion) 7150116 public telecommunication network7150117 , , private telecommunication networkC IEC 60050 715: 2002 3 ( ) 7150118 audible indications 7150119 teletraffic
6、 71502 (Resources) ( ) 7150201 resource 7150202 user 7150203 bid 7150204 seizure 7150205 , . free 7150206 , . idle 7150207 . busy 7150208 . busied out, blocked 7150209 . release 7150210 holding time 7150211 . service time 7150212 loss mode of operation 7150213 delay mode of operation 7150214 , waiti
7、ng time queuing time 7150215 . blocking congestion 7150216 , internal blocking 7150217 , external blocking 7150218 , time congestion C IEC 60050 715: 2002 4 ( ) 7150219 . “ ” . call congestion 7150220 . . answer seizure ratio (abbreviation) 7150221 . answter bid ratio ABR (abbreviation) 71503 (Calls
8、) ( ) 7150301 , 1. . , . 2. . call attempt 7150302 call 7150303 , . . . call intent 7150304 first call attempt 7150305 . repeated call attempt, reattempt 7150306 call string 7150307 abandoned call attempt C IEC 60050 715: 2002 5 ( ) 7150308 blocked call attempt 7150309 lost call attempt 7150310 , su
9、ccessful call attempt fully routed call attempt 7150311 , . . completed call attempt effective call attempt 7150312 completion ratio efficiency (in teletraffic) 7150313 . call intensity 71504 (Times and Delays) ( ) 7150401 dial tone delay 7150402 dialling time 7150403 , , incoming response delay 715
10、0404 , exchange call set up delay7150405 , through connection delay7150406 post dialling delay 7150407 , answering delay C IEC 60050 715: 2002 6 71505 (Traffic) ( ) 7150501 , , , . traffic (in telecommunication) 7150502 . ( ) (erlang) . traffic intensity 7150503 traffic carried 7150504 , , . traffic
11、 carried (intensity) traffic load 7150505 traffic offered 7150506 (: E) erlang(symbol: E) 7150507 , overflow traffic 7150508 “ ” . blocked traffic 7150509 “ ” . abandoned traffic 7150510 suppressed traffic hidden demand 7150511 1. . 2. erlang hour . (: Eh) traffic volume 7150512 . origin (of a call
12、attempt) 7150513 . destination (of a call at tempt) C IEC 60050 715: 2002 7 ( ) 7150514 , traffic parcel point to point traffic 7150515 . i j i j traffic matrix 7150516 peakedness factor 7150517 (traffic) smooth traffic 7150518 (traffic) Peaked traffic 7150519 Poisson . Poisson traffic 7150520 , Poi
13、sson . “ ” . equivalent random traffic intensity 71506 (Circuit Groups) ( ) 7150601 first choice circuit group 7150602 high usage circuit group 7150603 final circuit group 7150604 fully provided circuit group7150605 . last choice circuit group 7150606 equivalent random circuit group 71507 (Traffic E
14、ngineering) ( ) 7150701 . route (in switching) 7150702 primary route first choice route C IEC 60050 715: 2002 8 ( ) 7150703 alternative route alternate route 7150704 . . chain 7150705 chain flow 7150706 network cluster 7150707 busy hour 7150708 24 . peak busy hour bouncing busy hour post selected bu
15、sy hour 7150709 average daily peak hour traffic intensity 7150710 time consistent busy hour mean busy hour 7150711 24 “ ” . day to busy hour ratio 7150712 effective traffic 7150713 , , . grade of service 7150714 . , , , quality of service 7150715 originating traffic 7150716 terminating traffic 71507
16、17 internal traffic 7150718 incoming traffic C IEC 60050 715: 2002 9 ( ) 7150718 ( ) (transit traffic) (incoming traffic) . incoming traffic 7150719 . (transit traffic) (outgoing traffic) . outgoing traffic 7150720 , transit traffic 7150721 local traffic 7150722 traffic load imbalance traffic distri
17、bution imbal-ance 71508 (Networks) ( ) 7150801 architecture of a telecom-munication network 7150802 terminal point 7150803 , , . switched network 7150804 signalling network 7150805 synchronization network 7150806 node 7150807 branch 7150808 path 7150809 switching node 7150810 . switching centre C IEC 60050 715: 2002 10