ZYCOD ZX50 User Manual Download Page 6

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ZX50

ZX50 Series

Series

Series IP

IP PBX

PBX

V1.1 Editor:Yu

,June,2010

Chapter

Chapter3

ZX50

ZX50 Specification

Specification

3.1

.1 Apearance&Model

Apearance&Model

ZYCOO ZX50 Series IPPBX product line include

ZX50-A4,ZX50-A8,

ZX50-A4,ZX50-A8,ZX

ZX50-AG42

50-AG42

ZX50-G

50-G

50-G4

ZX50-AE41,

so far, since they have almost the same software and structure so

we will use ZX50-AG42 as the demo unit on this article.

3.2

3.2 System

System

System Features

Features

ZX50 series of IPPBX is an embedded ippbx based on industry standard for

Home&SMEs, which is not only a PBX, but also as a voice mail Server, IVR server,

conferencing server. With excellent echo cancellation function, it can meet most of the

customers’ requirement.

�

Up to 30 concurrent calls.

�

Above 100 registers

�

Configuration by Web

�

Built-in SIP/IAX Server

�

Build in Voice Mail Server

�

Codec: G.711-Ulaw, G.711-Alaw, G.726, G.729, GSM, SPEEX

�

SIP/IAX Extensions(connect with IP Phone)

�

Zap Extensions(connect with Analog Phone

�

Call Forward/Call Hold/Call Transfer/Call Waiting/Caller ID

�

Flexible Dial Plan

�

Ring group

�

Conference Room

�

IVR and Auto attendand

�

Multimedia Music On Hold and Ring Back

�

Call Monitoring

�

DISA setting

�

Call parking

Model

FXS

FXO

GSM

ZX50-A4

A404

A422

ZX50-A8

A808

A826

ZX50-AG42

AG4204

AG4222

ZX50-G4

ZX50-AE41

AE4104

AE4122

Summary of Contents for ZX50

Page 1: ...anual Manual Manual The information contained in this document is subject to change at any time without prior notification Specifications of the product are subject to change at any time without notice If you want to learn more info about our product please visit our web www zycoo com ...

Page 2: ...uration Configuration 10 10 10 10 5 1 Configure Extensions 10 5 2 Trunk 11 5 3 Outbound Routers 13 Chapter Chapter Chapter Chapter6 6 6 6 Inbound Inbound Inbound Inbound Control Control Control Control 15 15 15 15 6 1 Inbound Routers 15 6 2 IVR Interactive Voice Response 15 6 3 IVR Prompts 16 6 4 Ring Groups 17 Chapter Chapter Chapter Chapter7 7 7 7 Advanced Advanced Advanced Advanced Configuratio...

Page 3: ...0 6 How to Set an incoming call to IVR based time rule 44 10 7 How to link two ZX50 IPPBX in the same network 48 10 8 How to link two IPPBX in different network 51 10 9 How to resolve problems about hearing only on one side 53 Chapter Chapter Chapter Chapter11 11 11 11 How How How How to to to to use use use use Skype Skype Skype Skype account account account account in in in in ZX50 ZX50 ZX50 ZX5...

Page 4: ...d auto attendant In addition the ZX50 IP PBX supports innovative functionality like private VoIP networking remote access superior VoIP voice quality with advanced audio processing and the revolutionary ability to traverse a NAT and firewall With Zycoo VoIP solutions SMEs can quickly deploy VoIP networks to connect multiple branch locations over the Internet without the need to change the current ...

Page 5: ...es as the main disconnecting device Do not drop knock or shake it Rough handling can break internal circuit boards Do not install the device in places where there is direct sunlight Also do not place the device on carpets or cushions It may cause fire or breakdown Avoid exposing the device to high temperature below 10 C or high humidity Avoid wetting the unit with any liquid Do not attempt to open...

Page 6: ...dard for Home SMEs which is not only a PBX but also as a voice mail Server IVR server conferencing server With excellent echo cancellation function it can meet most of the customers requirement Up to 30 concurrent calls Above 100 registers Configuration by Web Built in SIP IAX Server Build in Voice Mail Server Codec G 711 Ulaw G 711 Alaw G 726 G 729 GSM SPEEX SIP IAX Extensions connect with IP Pho...

Page 7: ...twork access System backup and store Set system time manually VPN Client support N2N DDNS Client support Dyndns org Codec Negotiation Echo cancelation VAD etc FAX T 38 3 3 3 3 3 3 3 3 Interface Panel Interface Panel Interface Panel Interface Panel Here we take ZX50 G4 as the sample to show the interface and the indicators at the back and frond panel 1 Back panel 4 GSM Antenna 2 Network Interface R...

Page 8: ...and Flash 128M Onboard SDRAM 4 environmental requirements temperature 10 C 45 C Storage temperature 30 C 65 C humidity 10 80 no dew Power AC 100 240V 5 Packing List IPPBX 1 Unit GSM Antennas 4 Unit Power Adapter 1 Unit 3 4 3 4 3 4 3 4 Default Default Default Default configuration configuration configuration configuration 1 WAN port IP address http 192 168 1 100 9999 2 LAN port IP address http 192 ...

Page 9: ...8 1 100 192 168 1 100 192 168 1 100 9999 9999 9999 9999 LAN port IP address http http http http 192 168 10 100 192 168 10 100 192 168 10 100 192 168 10 100 9999 9999 9999 9999 The start web page will appear like this Enter Username and password default username is admin admin admin admin password is admin admin admin admin then click login Once the login is successful the home page will be display...

Page 10: ... contains the primary content for each page The right column of the user interface contains Tooltips This area provides brief description for any options of the GUI The home page is used for logout Reboot and Factory Defaults Logout To log out the zycoo GUI Reboot Reboot the IP PBX system Factory Defaults Restore all settings to factory default Activate change Made the change active for the curren...

Page 11: ... used to Extension registered VM Password The password is used to access voicemail for the specified Extension E mail Set the user s E mail Caller ID Identifies the Caller ID presented when the listed extension dials out Analog Phone A drop down menu is available to identify the analog phone port which this extension will access Dial Plan You can choice dial plan based on the extensions need this ...

Page 12: ...iders Providers Peer Peer Peer Peer Analog Trunk Select the Analog radio button to define the analog ports you have access to as a service provider This will give you the ability to place calls through the IP PBX utilizing analog lines The analog ports available will be displayed when you select this option Choose one or more analog ports by selecting their associated checkbox You will not be able...

Page 13: ...ssword Defines the peer password Once you have added a VoIP Trunk it will appear on the list of Trunk on the Trunk page There is an Options drop down list associated with each Trunk listing The Options drop down list allows you to edit or delete the Trunk definition as well as further refine the definition by choosing several advance options Select either Codecs or Advanced to further refine the d...

Page 14: ...omain Sets default from domain in SIP messages when acting as a SIP client Fromuser Sets default from user in SIP messages when acting as a SIP client Contact Specifies a primary extension for call routing 5 3 5 3 5 3 5 3 Outbound Outbound Outbound Outbound Routers Routers Routers Routers The Dial Rules tab on the left toolbar allows you to use basic pattern matching to differentiate outbound call...

Page 15: ...Alabama If a call began with 9 followed by 7 digits it would be a local call that probably didn t require a long distance charge Instead of adding a rule for every extension or phone number you call specify the pattern in this rule similar to the example Define a custom pattern Set a custom pattern by yourself N N N N Any digit from 2 to 9 Z Z Z Z Any digit from 1 to 9 X X X X Any digit from 0 to ...

Page 16: ...t match a pattern you define There are only a few options you need to configure Route Make a selection from the drop down list to choose how the calls will be routed You can select from All Unmatched Calls or Calls which Match From Provider Select from the list of providers which you previously configuration To Extension The previously configuration extension which should receive the Call 6 2 6 2 ...

Page 17: ... Name Set a IVR name Extension Set a IVR connect number Welcome Massage Select a welcome massage voice from record Dial other Extensions Enable Disable allow dial other extensions 6 3 6 3 6 3 6 3 IVR IVR IVR IVR Prompts Prompts Prompts Prompts In the event that one wants to record custom IVR prompts for the IP PBX which can be used in a IVR the Record may be used A list of previously recorded menu...

Page 18: ... voice File Name This text entry box specifies the saved name of the file that is to be recorded Extension Used for Recording This drop down select box allows the user to choose which extension will dial to wait for the user to speak the prompt 6 4 6 4 6 4 6 4 Ring Ring Ring Ring Groups Groups Groups Groups A ring group is a group of users assigned to answer incoming call to a single extension Whe...

Page 19: ... 18 Name Set a Ring Group name Strategy There is a drop down list you can choose Ring all or Ring in order Ring Group Members Add Ring Group member from Available channels If the Ring Group no answered you can choose to Goto an Extension Goto an Extension Voicemail Goto a RingGroup Goto an IVR menu HangUp ...

Page 20: ...t any time Global Ring Time Set Set default each extension ring time Music On Ringback Enable Disable the Music On Ringback function Default Settings for a New User Set up the Default Settings for a New User when You create a new extension will use the configuration 7 2 7 2 7 2 7 2 Voice Voice Voice Voice mail mail mail mail The ZX50 provides Voice mail for its end users as an optional feature End...

Page 21: ... for Operator Callers who are sent to voice mail can press 0 for the operator and be transferred either during the voice mail salutation or after recording the message If this option is not enabled a caller s pressing 0 will be ignored There are several options that can be specified to define the voicemail message in the system Message Format This option gives you the ability to choose the format ...

Page 22: ...dard options are presented to you allowing you to discard the message or re record it if you aren t happy with it 7 2 2 SMTP settings Smtp server The IP address or hostname of an SMTP server that your IP PBX may connect to in order to send e mail notifications of your voicemail eg mail yourcompany com Port The port number on which the SMTP server is running generally port 25 SSL TSL Enable use SSL...

Page 23: ...itle Massage Input the matter in your email 7 3 7 3 7 3 7 3 Conferencing Conferencing Conferencing Conferencing Every company reaches the point of needing more people on a call than it can effectively include through three way calling conference bridges allow you to include more people as well as project a professional image The configuration of the conference room and standard features is very st...

Page 24: ...articipants to enter the conference as well as the Administrator PIN Code used by the moderator of the conference to open the conference room 7 4 7 4 7 4 7 4 Music Music Music Music On On On On Hold Hold Hold Hold List of Music On Hold Display Music On Hold class list Class Set Music On Hold class name Music Select music you can replace music file through the update page Enter The Music File Name ...

Page 25: ... Ringback function In Options Page 7 6 7 6 7 6 7 6 Call Call Call Call Parking Parking Parking Parking Extension to Dial for Parking Calls Set Call Parking number What extensions to park call on Set the Call Parking get number eg 701 720 Number of seconds a call can be parked for Set the second call time Pickup Extension Set Pickup Extension Pickup Specified Extension Set Pickup Specified Extensio...

Page 26: ...h another party you dial the atxfer key sequence the system says Transfer then gives you a dial tone while putting the other party on hold You dial the transferee number and talk with the transferee to introduce the call then you can hang up and the other party will be connected with the transferee In case the transferee does not want to answer the call he she simply hangs up and you will be back ...

Page 27: ... time for inputing a password Digit Timeout s After you input the right password the interval between digits that you need dial Extension for this DISA Option Set a number connect DISA Select DialPlan Select your DialPlan for calling out 7 8 7 8 7 8 7 8 Follow Follow Follow Follow Me Me Me Me List of Follow Me Call Forward extensions are listed in the table New Follow Me Create a new Call Forward ...

Page 28: ...o answer Select forward extension Select a call forward to extension When you select Forward an Outside Number the follow page will be displayed Select DialPlan Select a Call forward to outside number using dialingrules Set forward outside number Input a Call forward to outside number Notice This number must be consistent with the corresponding DialPlan 7 9 7 9 7 9 7 9 Paging Paging Paging Paging ...

Page 29: ...descriptive title for this Page Group Paging Group Members Selected Device s in this Page Device List Select Device s to Page Duplex Paging is typically one way for announcements only Checking this will make the paging duplex allowing all phones in the paging group to be able to talk and be heard by all This makes it like an instant conference 7 10 7 10 7 10 7 10 Monitor Monitor Monitor Monitor Li...

Page 30: ...xtension Select a Monitoring extension Monitoring Time Set always Monitor or select a Monitoring time Monitoring Settings Set inbound record and outbound record 7 11 7 11 7 11 7 11 Time Time Time Time Based Based Based Based Rules Rules Rules Rules On this page Define call routing rules based on date and time ...

Page 31: ...Status Status Status Status Display Display Display Display 8 1 8 1 8 1 8 1 Monitor Monitor Monitor Monitor List List List List This web page will display Monitor info for each extension 8 2 8 2 8 2 8 2 Call Call Call Call Logs Logs Logs Logs This web page will display call logs Download download the call logs file Delete delete the call logs file ...

Page 32: ... 1 Editor Yu 4th June 2010 31 8 3 8 3 8 3 8 3 Register Register Register Register Status Status Status Status In this page you can check SIP IAX Users and Trunks Status 8 4 8 4 8 4 8 4 System System System System Info Info Info Info In this page it will display nonce system info ...

Page 33: ...anagement 9 1 9 1 9 1 9 1 Network Network Network Network and and and and Country Country Country Country On this page you can set WAN LAN interface information and the country of Tone Zone IP Assign you can select STATIC DHCP and PPPoE three mode Tone Zone Set your Country and use the Country Tone 9 2 9 2 9 2 9 2 DDNS VPN DDNS VPN DDNS VPN DDNS VPN 9 2 1 DDNS Settings On this page you can set DDN...

Page 34: ... it only supports Dyndns org server More other servers you can customize based on your requirement 9 2 2 VPN Settings On this page you can set VPN reference Notice Now it only supports N2N VPN More other VPN you can customize based on your requirement 9 3Time 9 3Time 9 3Time 9 3Time Settings Settings Settings Settings ...

Page 35: ...X needs to be able to access a NTP server in order to function properly Time Zone Select your time zone so that the system will set time base on the time zone 9 3 2 Manual Time Settings Synchronize current PC time Click the button the current PC time synchronization 9 4 9 4 9 4 9 4 Management Management Management Management Change Password On this page you can change the administrator password De...

Page 36: ...etwork 9 5 9 5 9 5 9 5 Backup Backup Backup Backup On this page clicking the Take a Backup button you can backup once configuration 9 6 9 6 9 6 9 6 Upgrade Upgrade Upgrade Upgrade In this page you can upgrade system package Enter The Package Name Set system package name TFTP Server IP address Set TFTP server IP Unzip the file you download you will get a TFTP server and an upgrading packet ...

Page 37: ...TFTP server you will see below Enter the configuration page then upgrading page Enter The Package Name hereby it s Enter TFTP Server IP address hereby it s After done click Update to update then the system will reboot automatically Note the upgrading will set your system as default please make backup before you do it ...

Page 38: ...k with router you can put the IPPBX behind the router You should connect the Wan port of the IPPBX to the Lan ports of the router and you also can connect HUB or Switch to the Lan ports of the IPPBX to let some PC or IP Phone to access the public network 10 1 2 IP PBX behind the Modem If you have the public IP and want the IPPBX access the public network directly without router then you should con...

Page 39: ...m default Wan port IP address is http 192 168 1 100 9999 Lan port IP address is http 192 168 10 100 9999 The start web page will appear like this Enter Username and password default username is admin password is admin then click login Once the login is successful the home page will be display With the zycoo GUI you can configure extensions conference voicemail Outbound Routers and etc Each page of...

Page 40: ... Network Local Area Network Local Area Network X X X X lite extension lite extension lite extension lite extension 8 0 1 8 0 1 8 0 1 8 0 1 I P I P I P I P 1 9 2 1 9 2 1 9 2 1 9 2 1 6 8 1 6 8 1 6 8 1 6 8 1 1 1 1 8 1 8 1 8 1 8 1 X X X X lite extension lite extension lite extension lite extension 8 0 2 8 0 2 8 0 2 8 0 2 I P I P I P I P 1 9 2 1 9 2 1 9 2 1 9 2 1 6 8 1 6 8 1 6 8 1 6 8 1 1 1 1 8 2 8 2 8...

Page 41: ...0 1 9 2 1 9 2 1 9 2 1 9 2 1 6 8 1 6 8 1 6 8 1 6 8 1 1 1 1 1 0 0 1 0 0 1 0 0 1 0 0 G S M G S M G S M G S M P S T N P S T N P S T N P S T N L A N Local Area Network X X X X lite extension lite extension lite extension lite extension 8 0 1 8 0 1 8 0 1 8 0 1 I P I P I P I P 1 9 2 1 9 2 1 9 2 1 9 2 1 6 8 1 6 8 1 6 8 1 6 8 1 1 1 1 8 1 8 1 8 1 8 1 X X X X lite extension lite extension lite extension lite...

Page 42: ...rs add a Dial rule as below Dial Rules We have now added a Dial rule OUT_GSM in the DialPlan1 As we can see from the dialing rule of OUT_GSM all numbers start with 9 will be cut the first digit 9 and sent to GSM port1 or port3 Choose Choose Choose Choose Dial Dial Dial Dial Plan Plan Plan Plan for for for for extensions extensions extensions extensions On the User page edit the extensions to choos...

Page 43: ...6 8 1 6 8 1 6 8 1 6 8 1 1 1 1 8 1 8 1 8 1 8 1 X X X X lite extension lite extension lite extension lite extension 8 0 2 8 0 2 8 0 2 8 0 2 I P I P I P I P 1 9 2 1 9 2 1 9 2 1 9 2 1 6 8 1 6 8 1 6 8 1 6 8 1 1 1 1 8 2 8 2 8 2 8 2 Extension Extension Extension Extension 8 0 3 8 0 3 8 0 3 8 0 3 I P I P I P I P 1 9 2 1 9 2 1 9 2 1 9 2 1 6 8 1 6 8 1 6 8 1 6 8 1 1 1 1 8 3 8 3 8 3 8 3 Extension Extension Ex...

Page 44: ...w calling rule Out_VoIP in the DialPlan1 As we can see from the Out_VoIP dialing rule all numbers start with 0 will be cut the first one digits 0 and sent to my sip service provider The Out_GSM is in the same DialPlan1 Since we have added this dial plan to the extensions in above we don t need to add dial plan again So when we have added two calling rules any call start with 9 will be route to GSM...

Page 45: ...tension 801 User1 here you can select a extension a IVR or others Then if there is incoming call from Port1 or port3 channel the extension 801 will ring 10 10 10 10 6 6 6 6 How How How How to to to to Set Set Set Set an an an an incoming incoming incoming incoming call call call call to to to to IVR IVR IVR IVR based based based based time time time time rule rule rule rule A A A Add dd dd dd reco...

Page 46: ...801 Click Record button Then the extension 801 will ring Pick up the phone record Welcome message Then hangup and finish the record Use the same way to record Closing message Add Add Add Add a a a a Ring Ring Ring Ring Group Group Group Group Ring Group New Ring Group Example Name the ring group tech Choose the group members whose extensions are 801 802 803 804 ...

Page 47: ...10 46 if no answered choose goto IVR working time Click Save button Set Set Set Set IVR IVR IVR IVR IVR Select IVR working time Set welcome massage is Welcome Set keypress Events Dial 0 go to extension 805 Dial 1 go to extension 806 Dial 2 go to ringgroup tech Click Save button Then set IVR closed time ...

Page 48: ... Add Add Add Add a a a a Time Time Time Time Rule Rule Rule Rule Time Based Rules New Time Rule Set a Rule Name eg incoming Set the Time Date Conditions If time matches go to working time If time not match go to closed time Click the save button saved the configuration A A A Add dd dd dd a a a a Trunk Trunk Trunk Trunk Trunks add a Trunk ...

Page 49: ...rts 3 4 To extension incoming Time Based Rule Then click Activate Changes Made the change active for the current configuration 10 7 10 7 10 7 10 7 How How How How to to to to link link link link two two two two ZX50 ZX50 ZX50 ZX50 IPPBX IPPBX IPPBX IPPBX in in in in the the the the same same same same network network network network We start from linking two the IP PBX in the same network and then...

Page 50: ... 2 1 6 8 1 6 8 1 6 8 1 6 8 1 1 1 1 8 1 8 1 8 1 8 1 IAX TRUNK Register the ZX50 A as an peer in ZX50 B via IAX2 trunk so the extensions in ZX50 A can make calls to ZX50 B s extensions via this special trunk In above structure 1 ZP302A registers toZX50 A as an extension 601 2 ZP302B registers to ZX50 B as an extension 801 3 All the extensions under ZX50 Aare in the format 6XX 4 All the extensions un...

Page 51: ...Plan in ZX50 A In the page Extensions Dial Plan Active the change and apply the test 1 Register an IP phone ZP302B to ZX50 B with 801 extension 2 Register an IP phone ZP302A to ZX50 A with 601 extension 3 Use 801 to dial 601 And you can see 601 will ring and you can pick up the calls Above is the way to router ZX50 B s call to ZX50 A Accordingly if you want to call from ZX50 A to ZX50 B continue a...

Page 52: ...IP LA N IP LA N IP 1 9 2 1 9 2 1 9 2 1 9 2 1 6 8 1 6 8 1 6 8 1 6 8 1 0 1 0 1 0 1 0 1 1 1 1 Z X Z X Z X Z X 5 0 5 0 5 0 5 0 A A A A W AN IP W AN IP W AN IP W AN IP 2 1 8 2 1 8 2 1 8 2 1 8 2 0 0 2 0 0 2 0 0 2 0 0 1 2 1 2 1 2 1 2 1 1 1 1 LA N IP LA N IP LA N IP LA N IP 1 9 2 1 9 2 1 9 2 1 9 2 1 6 8 1 6 8 1 6 8 1 6 8 1 0 1 0 1 0 1 0 1 1 1 1 W A N W A N W A N W A N Wide Area Network Wide Area Network W...

Page 53: ...5 0 B B B B Z X Z X Z X Z X 5 0 5 0 5 0 5 0 A A A A W A N W A N W A N W A N Wide Area Network Wide Area Network Wide Area Network Wide Area Network IAX TRUNK IAX TRUNK IAX TRUNK IAX TRUNK Router Router Router Router Router Router Router Router Step Step Step Step 1 1 1 1 Set port forwarding in the router for ZX50 A For the ZX50 A is behind the router you need to forward the IAX2 port in your route...

Page 54: ...tp4 Link two ZX50 and make calls Accordingly set the 601 users in ZX50 A and 801 users in ZX50 B and build the correct dial rules as above you can make calls between two the ZX50 IP PBX Noted Noted Noted Noted You can also apply a DDNS to get one fixed domain for both ZX50 IP PBX and connect to each other rather than use the Port Forwarding in the router 10 9 10 9 10 9 10 9 How How How How to to t...

Page 55: ...Replace with your external IP address this your public IP or domain Extern Host Replace with your external IP address this your public IP or domain Extern Refresh Set time for fresh default 10 Local Network Address Replace with your local network address and mask NAT mode If your IPPBX behind the Router set default yes ...

Page 56: ...cts and credit throughout your business We therefore recommend that you create a new Skype account using your business name 11 2 11 2 11 2 11 2 Create Create Create Create a a a a SIP SIP SIP SIP Profile Profile Profile Profile and and and and buy buy buy buy a a a a Channel Channel Channel Channel Subscription Subscription Subscription Subscription Note Note Note Note You need to be signed into S...

Page 57: ...current calls you would like to use with your SIP Profile These channels are charged on a monthly basis 9 If you don t want to make outbound calls with Skype for SIP please proceed to step 6 11 3 11 3 11 3 11 3 Allocate Allocate Allocate Allocate Skype Skype Skype Skype Credit Credit Credit Credit to to to to the the the the SIP SIP SIP SIP Profile Profile Profile Profile 1 Click View View View Vi...

Page 58: ...e amount and the minimum balance required before recharging then click Save Save Save Save changes changes changes changes 11 4 11 4 11 4 11 4 Configure Configure Configure Configure your your your your Skype Skype Skype Skype for for for for SIP SIP SIP SIP certified certified certified certified PBX PBX PBX PBX for for for for outbound outbound outbound outbound calls calls calls calls In the tr...

Page 59: ... 7 11 7 Set Set Set Set up up up up a a a a business business business business account account account account to to to to test test test test inbound inbound inbound inbound calls calls calls calls from from from from people people people people with with with with Skype Skype Skype Skype 1 Create a new business account in Skype Manager For more information on creating a new business account ple...

Page 60: ...andlines landlines and and and and mobile mobile mobile mobile phones phones phones phones 1 Click View View View View profile profile profile profile next to the name of the SIP Profile to which you want to assign an Online Number 2 Click Add Add Add Add a a a a number number number number or or or or business business business business account account account account 3 Click Buy Buy Buy Buy a a ...

Page 61: ...cessfully set up Skype for SIP for use with your Skype for SIP certified PBX For more help with setting up and using Skype for SIP please see support skype com support skype com support skype com support skype com or check the skype skype skype skype for for for for sip sip sip sip user user user user guide guide guide guide ...

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