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4.10 Voice Call Routing

!RT "!oice Routing Ta#le$

v%&'' (%%)


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Copyright OneAccess Networks All rights reserve (

VoIP: Call routing

Overview Applica#le to any call #etween any type o* ports "local or voip$&

Any call routing is possi#le e+cept !o, -. !o, call

,mplicit Routing /asy to con*igure 0 no calle num#er con*iguration

No num#er processing

Routing Ta#le ,ncoming call routing 0 optionalprocess one *or each incoming call "*rom

!o, network or local port$allowing num#er translations "calling 1 calle

num#ers$ an voice pro*ile selection

Outgoing call routing 0 *or num#ering plan e*inition "overlap or in-#loc$2

selection o* the remote voip evice i* no gatekeeper2 num#er translations

"calling 1 calle$ ossi#ility to con*igure a #ackup route in case o* outgoing call *ailure

ossi#ility to moi*y speci*ic ,S3N ,n*ormation /lements 0

Type o* num#er2 Num#ering plan2 Bearer capa#ility


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Copyright OneAccess Networks All rights reserve 4

Call Routing Arcitecture !"rom local port#

STN ,nter*aces

",S3N2 analog$

!o, Network

"S3 meia properties$

,ncomingcall routing

"num#er translations$Outgoingcall routing


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Call Routing Arcitecture !"rom VoIP networ$#

STN ,nter*aces

",S3N2 analog$

!o, Network

"S3 meia properties$

Outgoingcall routing

,ncomingcall routing

"select voip pro*ile2

num#er translations$


5/38Copyright OneAccess Networks All rights reserve 6

VoIP: Call Routing

%p to &00 routing rules can 'e con"igure( Type o* rule0 incoming "initial routing when receiving the call$ or

outgoing "(n step o* routing$ Num#er to #e checke

Calle or calling num#er

7ilcars can #e use

Relate port "local or !o,$ Actions0 Num#er translations2 ,S3N ,&/& *orcing

3e*inition o* #ackup routes

)e rule or(er is important: te rule *1 is cec$e(

"irst ,nsertion 1 eletion o* rules #y using the rule ine+


6/38Copyright OneAccess Networks All rights reserve 8

VoIP: Call Routing

Routing Process "or call coming "rom a local port '& The incoming rules relate to the local port are checke own the

rule list ,* matching the rule "num#er 1 port$2 the num#er translations are

applie The check o* incoming routing rules can #e processe again until the

last one& This possi#ility allows to make several num#er translations onthe calling an calle num#er&

(& The outgoing rules are checke *rom the *irst one ,* *ully matching the rule2 the num#er translations o* the rule are applie

an the call is route to the speci*ie port "local or voip$& Backup route can #e con*igure to e*ine alternative rules in case

o* *ailure&

,* partially matching the rule "e&g&0 incomplete num#er in overlap moe$2the call is not *urther route an the 97 waits *or another igit


7/38Copyright OneAccess Networks All rights reserve )

Routing Process "or call coming "rom VoIP '& The incoming rules relate to voip are checke *rom the

*irst one :pon a match "num#er only$2 the num#er translations are applie The voip port "coer pro*ile2etc$ is etermine Check o* routing ta#le can #e processe again until the en o* the

ta#le

(& The outgoing rules are checke *rom the *irst one Outgoing rules with voip port are e+clue "no voip-voip routing$ :pon a *ull match2 the num#er translations are applie an the call

is route to the speci*ie port "local or voip$& Backup can #e con*igure to e*ine alternative rules in case o* *ailure&

:pon a partial match "e+ 0 uncomplete num#er in overlap moe$2 the

routing process is *ully cancelle "one again with the ne+t igit$&

VoIP: Call Routing


8/38Copyright OneAccess Networks All rights reserve ;

VoIP: Call Routing

Routing on local port Con*iguration o* a port group

Same num#er *or several ports

,ncoming Calls are istri#ute with a con*igura#le priority

ossi#ility o* call hunting automatic #ackup insie the port group

higher priority is given to < working = ports

Several num#ers can #e con*igure *or each port


9/38Copyright OneAccess Networks All rights reserve >

one200(configure)>voice-routingone200(voice-route)> ?display-routes - Show voice routing tableexit - Exit fro coand nodeinsert - !nsert "#!$ voice routeove - %ove "#!$ voice route

no - noroute - Set "#!$ voice routetest-route - &est voice routing table'cr>one200(voice-route)>

one200(configure)>voice-routingone200(voice-route)> ?display-routes - Show voice routing tableexit - Exit fro coand nodeinsert - !nsert "#!$ voice routeove - %ove "#!$ voice routeno - no

route - Set "#!$ voice routetest-route - &est voice routing table'cr>one200(voice-route)>

+. Voice routing

Voice Routing !1


10/38Copyright OneAccess Networks All rights reserve '%

one200(voice-route)>route one200(conf-voice-route)> ?dial-peer - Set route dial peerexit - Exit fro coand nodeforce-bearer-cap - Set force bearer capability fieldsforce-clir - Set caller line identity reuestforce-nuplan - Set origin*destination nuplaninsert-calling - Set route calling insertioninsert-prefix - Set route prefix insertioninsert-suffix - Set route suffix insertion

no - noprefix - Set route prefix(prefix +nuber-type,+length,+tier,

+overlap,)prefix-type - Set route direction and type of callstartup-file - Set restart euipent with the file naesuppress-prefix - Set route prefix suppressiontranslate - Set route nuber translatewildcard - Set wildcard value for prefix

'cr>

one200(voice-route)>route one200(conf-voice-route)> ?

dial-peer - Set route dial peerexit - Exit fro coand nodeforce-bearer-cap - Set force bearer capability fieldsforce-clir - Set caller line identity reuestforce-nuplan - Set origin*destination nuplaninsert-calling - Set route calling insertioninsert-prefix - Set route prefix insertioninsert-suffix - Set route suffix insertion

no - noprefix - Set route prefix(prefix +nuber-type,+length,+tier,

+overlap,)prefix-type - Set route direction and type of callstartup-file - Set restart euipent with the file naesuppress-prefix - Set route prefix suppressiontranslate - Set route nuber translatewildcard - Set wildcard value for prefix

'cr>

Voice Routing !&


11/38Copyright OneAccess Networks All rights reserve ''

Registration to registrar server "user?phone$&

/'85 re*i+ is mappe to a pots-group or a voip resource& To register it2

@ua-sip. must #e ae& Corresponing pre*i+ is use as user portion o*

sip uri o* ToromContact heaer *iel

To register a username instea o* a /'85 pre*i+ "no user?phone$2 sip-

username must #e valiate& ,t overries < pre*i+ = value *or

ToromContact heaer *iels *or register metho& ,t overries < pre*i+ =

value *or romContact heaer *iels *or ,nvite metho&

Registrar ip aress or omain name must #e con*igure at the sip-

gateway "reg-ns-a$

5%' or 5%) challenge *or register anor invite metho& Sip-

authentication @username. @passwor. are provie to calculate

36 response&

Voice Routing !,


12/38Copyright OneAccess Networks All rights reserve '(

./!(voice-route)>route

./!(voice-route)>dial-peer pots-group 0 ua-sip

./!(voice-route)>sip-usernae 'user portion of sip uri>

./!(voice-route)>sip-authentication +'usernae> 'password>,

./!(voice-route)>prefix 000 length

./!(voice-route)>prefix-type outgoing called last

./!(voice-route)>exit

./!(configure)>exit

Voice Routing !4

authentication

V i R ti !


13/38Copyright OneAccess Networks All rights reserve '4

one200>show running-configvoice-routing

route dial-peer voip prefix 20 length prefix-type ixed called nextexitroute 2 dial-peer pots-group ua-sip prefix 000 length prefix-type outgoing called lastexitexit

Voice Routing !

one200(voice-route)>display-routes - 20 all length * voip * ixed - called - next 2 -000 all length * pots 0 * outgoing - called

- last

V i R ti !+


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Copyright OneAccess Networks All rights reserve '5

route

dial-peer pots-group 0 prefix-type outgoing called last

prefix 201 length suppress-prefix called wildcard 1 02exit

ots-group %

!o, %

'(%''(45

'(45

Voice Routing !+

Pre"i suppression

V i R ti !/


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route

dial-peer voip prefix 34530263 length 3 prefix-type incoing calledexit

route 7 dial-peer voip 2 prefix length 0 prefix-type incoing calledexit

ots-group %

!o, '

>;8>%()4>

!o, (

>;8>'''''ots-group 5

,ncoming

Ta#le

Voice Routing !/

Co(ec Pro"ile "or incoming call

Voice Routing !


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Calling 0 01+0&/,1111 ,ncoming

Ta#le

Outgoing

Ta#le

Calling 0 >;8>%()4>

Calle 0 '(%%'(4568);

Calling 0 01+0&/,&&&&

Pots-group 0

Calling 0 >;8>%()46Calle 0 '(4568);Calle 0 '(4568);

Calle 0 '(4568);

Voice Routing !

2o(i"ication o" Calling an( Calle( num'ers 134

Voice Routing !


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route 2 dial-peer pots-group 0 translate 34530261 34530261 callingprefix length 0 prefix-type incoing calling next

exitroute dial-peer pots-group 0 alias insert-prefix 200 called prefix 34530263 length 3

prefix-type incoing callingexit

Voice Routing !

aliasae to register the num#er '(%% in the RAS

2o(i"ication o" Calling an( Calle( num'ers &34

Voice Routing !10


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Calling 0 01+0&/,1111 ,ncoming

Ta#le

Outgoing

Ta#le

Calling 0 >;8>%()4>

Calle 0 1&001&,4+/

Calling 0 01+0&/,&&&&

Pots-group 0

Calling 0 >;8>%()46

Calle 0 1&,4+/Calle 0 '(4568);

Calle 0 '(4568);

!oip %

!oip '

Calling 0 >;8>%()4>

Calle 0 '(%%'(4568);

Calling 0 >;8>%()46Calle 0 '(4568);

Voice Routing !10

2o(i"ication o" Calling an( Calle( num'ers ,34

Voice Routing !11


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Copyright OneAccess Networks All rights reserve '>

route dial-peer voip prefix 200 length prefix-type outgoing called lastexitroute 7

dial-peer voip 0 prefix length 0 prefix-type outgoing called lastexit

Voice Routing !11

2o(i"ication o" Calling an( Calle( num'ers 434


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Business-Class Router Solutions All Telecommunication Services in One Access

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Voice )ou'lesooting 5tatistics

v%&'' (%%)

Voice routing ta'le testing


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Voice routing ta'le testing

#ne8&raining(voice-route)>display-route - all length 0 * pots 0 * incoing - called - last * 9prefix-calling 0

0 - all tier * voip 0 * outgoing - called - last20 - all length 3 * pots 0 * outgoing - called - last * -prefix-called #ne8&raining(voice-route)>

#ne8&raining> configure terinal#ne8&raining(configure)>voice-routing#ne8&raining(voice-route)>test-route 046622 25002020 fro-voip 0

--> test8route : .alling;046622 .alled;25002020test-route 25002020 046622 fro-pots 0--> test8route : .alling;25002020 .alled;046622


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./! show voice voice-port bri index 0 voice port 7*0 protocol descriptor @

#utgoing calls : 02 #utgoing calls failures : 7 $hysical !nterface down : 0

.ause .lass 0 (noral event) : 0 .ause .lass (noral event) : 7 Aoral .ause (5) : 2 Cser busy (6) : Ao answer (4) : 0 .ause .lass 2 (unavailable ressources) : 0 .ause .lass (unavailable service) : 0 .ause .lass (service not provided) : 0 .ause .lass 7 (invalid essage) : 0 .ause .lass 5 (protocol error) : 0 .ause .lass 6 (interworDing) : 0

!ncoing calls : 7 !ncoing calls failures : 6 current state activated config state up layer status activated attached voabri dial peer 0 nuber of voice counication 0 bri &x fraes on B channel 0 bri


23/38

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./! show voice voice-port pri index 0 voice port 7*0 physical type E protocol descriptor E8$

#utgoing calls : 56 #utgoing calls failures : $hysical !nterface down : 0

.ause .lass 0 (noral event) : 0 .ause .lass (noral event) : Aoral .ause (5) : 0 Cser busy (6) : Ao answer (4) : 0 .ause .lass 2 (unavailable ressources) : 0 .ause .lass (unavailable service) : 0 .ause .lass (service not provided) : 0 .ause .lass 7 (invalid essage) : 0 .ause .lass 5 (protocol error) : 0 .ause .lass 6 (interworDing) : 0

!ncoing calls : 2 !ncoing calls failures : 2 #utgoing calls : 56 #utgoing calls failures : $hysical !nterface down : 0 .ause .lass 0 (noral event) : 0 .ause .lass (noral event) : Aoral .ause (5) : 0 Cser busy (6) : Ao answer (4) : 0 .ause .lass 2 (unavailable ressources) : 0 .ause .lass (unavailable service) : 0 .ause .lass (service not provided) : 0 .ause .lass 7 (invalid essage) : 0 .ause .lass 5 (protocol error) : 0 .ause .lass 6 (interworDing) : 0

!ncoing calls : 2 !ncoing calls failures : 2


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./! show voice voice-port fxs index 0 voice port 7*0 current state on hooD config state up attached voa fxs dial peer 0 voice counication no

#utgoing calls : 2 #utgoing calls failures : Cser busy : 2 Ao answer : !ncoing calls : 5 !ncoing calls failures : 0


25/38


one200> show voice dial-peer voice voip typeindex 'port id> +reset,

orone200> show voice dial-peer voice voip typeglobal+reset,

typeay be :-current : statistics on current calls-outgoing : outgoing calls only-incoing : incoing calls only

-user-plan : voice fax only

-all (default) : all the statistics are provided

one200> show voice dial-peer voice voiptypeindex 'port id> +reset,

orone200> show voice dial-peer voice voiptypeglobal+reset,

typeay be :-current : statistics on current calls-outgoing : outgoing calls only-incoing : incoing calls only-

user-plan : voice fax only-all (default) : all the statistics are provided

9ial-peer VoIP 5tatistics !1#

o 5tat st cs

VoIP 5tatistics


26/38


9ial-peer VoIP 5tatistics !: Outgoing Calls Bial $eer .urrent .alls 0

#utgoing .alls #utgoing .alls #utgoing calls failures 0


27/38

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9ial-peer VoIP 5tatistics !,#: Incoming Calls

!ncoing calls !ncoing calls failures


28/38

Copyright OneAccess Networks All rights reserve (;

9ial-peer VoIP 5tatistics !4#: Voice an( 7a


29/38

Copyright OneAccess Networks All rights reserve (>

vx&arget>eventfilter - 1dd*reove events filtersanager - 1dd a SA%$ anagerno - Aorecover - event filteradd - 1dd an event filterreove - event filter add vox1// - 1ll failies fro vox groupGEA - GEA"#1&% - "#1&%"#!$ - "#!$vx&arget>event filter add vox voip'subfa> - '1// K .ontrol$lan K Cser$lan>'fa2> - 'GEA K "#1&%>vx&arget>event filter add vox voip all show

vx&arget>event

filter - 1dd*reove events filtersanager - 1dd a SA%$ anagerno - Aorecover - event filteradd - 1dd an event filterreove - event filter add vox

1// - 1ll failies fro vox groupGEA - GEA"#1&% - "#1&%"#!$ - "#!$vx&arget>event filter add vox voip'subfa> - '1// K .ontrol$lan K Cser$lan>'fa2> - 'GEA K "#1&%>vx&arget>event filter add vox voip all show

vents

VoIP 5tatistics


30/38

Copyright OneAccess Networks All rights reserve 4%

vx&arget>show voice voip-call any ind - .all fro reote voip: 0= to local port: 7* call-id: active calling : 0= called :

setup tie: 0*02*00 0h74s

0*02*00 0h74s


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Copyright OneAccess Networks All rights reserve 4'

R)P sessions istor; 9ives complete statistics a#out the (%% last RT sessions

./!> show voice rtpcall full any ind 22 - 0*0*0 00h62s


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Copyright OneAccess Networks All rights reserve 4(

R)P sessions istor; !continue#Excessive Mitter events :2K

K O---------------------------------------- 0 0P Q 2Q Q 4Q 2Q >5QMitter received (uplinD) : %ax delay : 3 s Belays (s) >70 >00 >70 >200 >00 Ab of occur 2 0 0 0 0 !nterarrival ax Hitter : 3 s Mitter received (BS$) :

%ax delay : 3 s Belays (s) >70 >00 >70 >200 >00 Ab of occur 2 0 0 0 0 !nterarrival ax Hitter : 3 s

Fraes with a delay >70 s :2KK O O----------------------------------------

0 0P Q 2Q Q 4Q 2Q >5QMitter transitted (uplinD) :

%ax delay : 5 s Belays (s) >70 >00 >70 >200 >00 Ab of occur 0 0 0 0 0 !nterarrival ax Hitter : s (5QMitter received (uplinD) : %ax delay : 3 s Belays (s) >70 >00 >70 >200 >00 Ab of occur 2 0 0 0 0 !nterarrival ax Hitter : 3 s Mitter received (BS$) :

%ax delay : 3 s Belays (s) >70 >00 >70 >200 >00 Ab of occur 2 0 0 0 0 !nterarrival ax Hitter : 3 s

Fraes with a delay >70 s :2KK O O----------------------------------------

0 0P Q 2Q Q 4Q 2Q >5Q

Mitter transitted (uplinD) :

%ax delay : 5 s Belays (s) >70 >00 >70 >200 >00 Ab of occur 0 0 0 0 0 !nterarrival ax Hitter : s (


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Possi'ilit; to generate an( 3 or terminate one or

several VoIP calls

)wo services: R)P loop'ac$ or 6R) testing

%se o" virtual an( routa'le (ial-peer pots

dial-peer voice pots service bert206 both

pots-group 0exit

voip-call pots called 03462000calling 000bearer dataduration 40

tieout 0exit

#ne200> start identifier

dial-peer voice pots service bert206 both pots-group 0

exit

voip-call pots called 03462000calling 000bearer dataduration 40

tieout 0exit

#ne200> start identifier

VoIP: I59> capture


34/38


Possi'ilit; to capture te signalling tra""ic over

I59> 6RI PRI inter"aces: la;er 1 to ,

or !o, sie0 use o* the , capture possi#ilities

./!>conf t

./!>logging buffered debug

./!>exit

./!>debug isdn all layer to

00:06:226 line:7*0 / frae sent00:06:226 line:7*0 /2 tx C! $*F;0 A


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7or (e'ug< a 5)%P can 'e sent on VoIP.

#ne8training>auto-call

@calle. - calle num#er0 up to (' characters @%&&>2 D2 E.#ne8training>auto-call 046622@calling. - calling num#er0 up to (' characters @%&&>2 D2 E.

@pots-num#er. - pots0 %&&(>

@#earer. - #earer capa#ility @ voice F ata F voice#an .

overlap - units in millisecons0 %&&(%%% @% means no overlap use.

@cr.#ne8training>auto-call 046622 204442007

')06%0')&8)) ,n*o vo+ *actory test ' call-i0 52 ient0 auto-call2 CAGG ,N RO9R/SS Calling?(5%;;;(%%6 Calle?%'5';))5((&

one'%%HinteropB7.')06%0')&8); ,n*o vo+ voip controlplan 4 ,ncoming call on local pots0 %2 calling0

(5%;;;(%%62 calle0 %'5';))5((2 call-i0 5&')06%0')&)'% ,n*o vo+ voip controlplan 4 Outgoing call on voip i(: 02 calling0 (5%;;;(%%62 calle0

%'5';))5((2 call-i0 5&

')06%0()&88% ,n*o vo+ *actory test ' call-i0 52 ient0 auto-call2 CAGG A,G/3 cause?no coec&

')06%0()&88' ,n*o vo+ *actory test ' call-i0 52 ient0 auto-call2 CAGG A,G/3 on pots cause?INorma

l call clearingJ&

Auto call to I59>


36/38


7or (e'ug< a ?5)%P can 'e sent on a I59> local

port.#ne8training>isdn test call 474 ( data call*unrestricted )

%(0()045&>'5 line06% G' event receive KHAR State04&

%(0()045&>(4 line06% G' event receive /!HGOSTHRA,N9 State05&

%(0()045&>(4 line06% G' event receive /!H,NOH( State06&

%(0()045&>(6 line06% G' event receive /!H,NOH5H;"KHA,$ State08&

%(0()045&>(6 line06% G' event receive KHA, State0)&

%(0()045&>(6 line06% G' *rame sent&

%(0()045&>(6 line06% G( t+ SAB/ ?' CR?%&

%(0()045&>(6 he+0 %% ;4 )*%(0()045&>4; line06% G' *rame receive&

%(0()045&>4; line06% G( r+ :A ?' CR?%&

%(0()045&>4> he+0 %% ;4 )4%(0()045&>4> line06% G' *rame sent&

%(0()045&>5% line06% G( t+ ,NO ?% NR?% NS?% CR?%&

%(0()045&>5% he+0 %% ;4 %% %%

%(0()045&>5% line06% G4 t+ S/T: callre*05&

%(0()045&>5% he+'0 %; %' %5 %6 %5 %( ;; >% '; %' ;4 )% %8 ;' 4; 46%(0()045&>5% he+(0 4; 45 4' a'

%(0()045&>5% Calle Num#er 0 ;6;5'

7a rela; ), (e'ug


37/38

Copyright OneAccess Networks All rights reserve 4)

7a ), processing an( traces: (ispla; o" te ),0

messages.

#ne8training>trace filter add vox up ifp 2 show%'05(04;&'%% ,n*o vo+ voip controlplan 4 Outgoing call on voip i0 %2 calling0 ''%2

calle0 '''2 call-i0 (>&

%'05(05%&4>) ,n*o vo+ voip controlplan 4 Alert in #an receive2 call-i0 (>&

%'05(05%&>') ,n*o vo+ voip userplan 4 !o, RT transmission starte2 coer0 9)(>2 call-i0 (>&

%'05(05%&>>) ,n*o vo+ voip userplan 4 !o, RT reception starte2 coer0 9)(>2 call-i0 (>&

%'05(06(&555 ,n*o vo+ voip controlplan 4 Call connecte2 call-i0 (>&

%'05(06)&64) ,n*o vo+ voip userplan 4 !o, RT transmission stoppe2 coer0 9)(>2 call-i0 (>&

%'05(06)&64) ,n*o vo+ voip userplan 4 !o, RT reception stoppe2 coer0 9)(>2 call-i0 (>&%'05(06)&886 ,n*o vo+ voip userplan 4 7a ), startingcall-i0 (> &

%'0540%5&;(6 !OL&up&i*p&( ------ NS CS, 3,S ------.

%'0540%)&)') !OL&up&i*p&( @-------- TS, 3CS ----------

%'0540%)&;4) !OL&up&i*p&( @------- TC "v(>H>8%%$ --------

%'0540''&;'5 ,n*o vo+ voip userplan ' T4; re-message proceure OM2 call-i0 (>&

%'0540''&;'5 !OL&up&i*p&( ------------ CR ------------.%'0540'(&54) ,n*o vo+ voip userplan ' T4; Transmitting page '2 call-i0 (>&

%'0540'(&54) !OL&up&i*p&( @------ A9/ "v(>H+00$ --------

%'06'0'%&6%( !OL&up&i*p&( @--------- S-/O -----------

%'06'0'4&6>> ,n*o vo+ voip userplan ' T4; page ' OM2 call-i0 (>&

%'06'0'4&6>> !OL&up&i*p&( ------------ 2C7 ------------.%'06'0'6&(;( !OL&up&i*p&( @----------- 3CN -------------

%'06'0'6&;58 ,n*o vo+ voip controlplan 4 Call 3isconnection receive on local port0 6(2

cause0 "'8$INormal call clearingJ2 call-i0 (>&

2o(em 3 "a pass-troug event


38/38

Copyright OneAccess Networks All rights reserve 4;

ample o" event in case o" mo(em3"a call.

#ne8training>event filter add vox all show

%%0''0('&5;6 ,n*o vo+ voip controlplan 4 ,ncoming call on voip i0 %2 calling0 '''2

calle0 ''%2 call-i0 4&%%0''0('&5;8 ,n*o vo+ voip controlplan 4 Outgoing call on local port0 6%2 calling0 '''2

calle0 ''%2 call-i04&

%%0''0('&66% ,n*o vo+ voip controlplan 4 Alert receive2 call-i0 4&

%%0''0('&84' ,n*o vo+ voip controlplan 4 Call connecte2 call-i0 4&%%0''0(6&'5( ,n*o vo+ voip userplan ' 7a32o(em Passtrougstarting call-i0 4&%%0''0(6&'5( ,n*o vo+ voip userplan 4 RT new transmission co(er: =/11 A aw2call-i0 4&

%%0''0(6&45' ,n*o vo+ voip userplan 4 RT new reception co(er: =/11 A aw2 call-i0 4&

%%0'(0(4&644 ,n*o vo+ voip controlplan 4 Call 3isconnection receive on local port0 6'2

cause0 "'8$INormal call clearingJ2 call-i0 4&

%%0'(0(4&66( ,n*o vo+ voip userplan 4 !o, RT transmission stoppe2 coer0 9)'' A Gaw2 call-i0 4&

%%0'(0(4&66( ,n*o vo+ voip userplan 4 !o, RT reception stoppe2 coer0 9)'' A Gaw2 call-i0 4&

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