Akuvox E21 Series User manual

E21 Series Emergency Station User Manual
E21V
E21A

About this manual
Thank you for choosing Akuvox’s E21 series door phone. This manual is intended for end users, who need to use and configure the
door phone. It provides an overview of the most essential functions and features of the product, whose firmware version is
21.0.2.52.
Contact us
For more information about the product, please visit us at www.akuvox.com or feel free to contact us by
Sales email: [e-mail]
Technical support email: [email protected]
Telephone: [phone] ext.7694/8162
We highly appreciate your feedback about our products

Content
1. Product Overview...............................................................................................................................................................................................1
1.1. Product Description................................................................................................................................................................................... 1
1.2. Connector Introduction..............................................................................................................................................................................1
2. Daily Use...............................................................................................................................................................................................................2
2.1. Making a Call.............................................................................................................................................................................................. 2
2.2. Receiving a Call......................................................................................................................................................................................... 2
3. Configuration...................................................................................................................................................................................................... 3
3.1. Web Login................................................................................................................................................................................................... 3
3.1.1. Obtaining IP Address...................................................................................................................................................................... 3
3.1.2. Access the Device Website............................................................................................................................................................3
3.2. IP Address Setting..................................................................................................................................................................................... 4
3.2.1. DHCP.................................................................................................................................................................................................4
3.2.2. Static IP............................................................................................................................................................................................. 4
3.3. Account........................................................................................................................................................................................................ 5
3.3.1. SIP Account...................................................................................................................................................................................... 5
3.3.2. SIP Sever 1.......................................................................................................................................................................................6

3.3.3. SIP Sever 2.......................................................................................................................................................................................6
3.3.4. Outbound Proxy Server.................................................................................................................................................................. 6
3.3.5. Transport Type................................................................................................................................................................................. 7
3.3.6. NAT.................................................................................................................................................................................................... 7
3.4. Call Setting..................................................................................................................................................................................................8
3.4.1. No Answer Call.................................................................................................................................................................................8
3.4.2. Push Button...................................................................................................................................................................................... 8
3.4.3. Web Call............................................................................................................................................................................................9
3.4.4. Max Call Time...................................................................................................................................................................................9
3.4.5. Push to Hang up.............................................................................................................................................................................. 9
3.5. Relay..........................................................................................................................................................................................................10
3.5.1. Open Relay via HTTP...................................................................................................................................................................10
3.6. Input........................................................................................................................................................................................................... 11
4. Advance Setting............................................................................................................................................................................................... 12
4.1. LED Setting...............................................................................................................................................................................................12
4.2. Live Stream(E21V Only)......................................................................................................................................................................... 12
4.3. RTSP(E21V Only)....................................................................................................................................................................................13
4.4. Onvif...........................................................................................................................................................................................................13

4.5. Account-Advanced...................................................................................................................................................................................14
4.5.1. Audio Codec................................................................................................................................................................................... 14
4.5.2. Video Codec...................................................................................................................................................................................15
4.5.3. DTMF...............................................................................................................................................................................................15
4.5.4. Call...................................................................................................................................................................................................16
4.5.5. Session Timer................................................................................................................................................................................ 17
4.5.6. BLF List........................................................................................................................................................................................... 17
4.5.7. Encryption.......................................................................................................................................................................................17
4.5.8. NAT.................................................................................................................................................................................................. 18
4.5.9. User Agent...................................................................................................................................................................................... 18
4.6. Network-Advance.................................................................................................................................................................................... 19
4.7. Time/Lang................................................................................................................................................................................................. 19
4.8. Call Feature........................................................................................................................................................................................... 19
4.9. Voice.......................................................................................................................................................................................................... 20
4.10. Multicast.................................................................................................................................................................................................. 21
4.11. Upgrade...................................................................................................................................................................................................22
4.11.1. Upgrade-Basic............................................................................................................................................................................. 22
4.11.2. Upgrade-Advanced..................................................................................................................................................................... 22

1
1. Product Overview
1.1. Product Description
Akuvox E21 Series are outdoor-rated, SIP-compliant and hands-free
Voice over IP (VoIP) Emergency Stations. It helps the emergency
teams to coordinate their rescue missions with high efficiency. E21
supports two types: E21A(Audio) and E21V(Video).They are often
used in public locations such as: parking facilities, college campuses,
medical centers, and industrial parks
E21V
E21A

2
1.2. Connector Introduction
Ethernet(POE): Ethernet(POE) connector which can provide both
power and network connection.
+12V/GND: External power supply terminal.
Relay (NO/NC): Relay control terminal.

3
2. Daily Use
2.1. Making a Call
Press the call button to call out the predefined number or IP address
and if LED turns green, it means the call has been answered.
Note: Please refer to chapter 3.4.2 about push button setting.
2.2. Receiving a Call
User can use IP phone or indoor monitor to call E21V and E21A will
answer it automatically by default. If user disable auto answer,
pressing button to answer incoming call.
E21V
E21A

4
3. Configuration
3.1. Web Login
3.1.1. Obtaining IP Address
The Akuvox E21 series use DHCP IP address by default. If IP address
is unknown, press and hold call button for a short period of time(about
5s) after LED light turns blue, E21 series will announce its IP
continuously. Press once again to stop.
3.1.2. Access the Device Website
Open a Web Browser, access the corresponding IP address. Then,
enter the default user name and password to login. The default
administrator User Name and Password are shown below:
User name: admin
Password: admin

5
3.2. IP Address Setting
Go to Network->Basic, dynamically or statically to obtain IP address.
3.2.1. DHCP
E21 series uses DHCP by default, it will get IP address, Subnet Mask,
Default Gateway and DNS server address from DHCP server
automatically.
3.2.2. Static IP
If selected, you could manually set IP address, Subnet Mask, Default
Gateway and DNS server.

6
3.3. Account
Go to Account->Basic to configure sip account and sip
server.
3.3.1. SIP Account
Status:To display register result.
Display Label: To configure label displayed on the phone’ s
LCD screen.
Display Name: To configure name sent to the other call party
for displaying.
Register Name: To enter extension number you want and
the number is allocated by SIP server.
User Name: To enter User Name of the extension.
Password: To enter Password for the extension.

7
3.3.2. SIP Sever 1
Server IP: To enter SIP server’s IP address or URL.
3.3.3. SIP Sever 2
Server IP: To display and configure Secondary SIP server
settings. This is for redundancy, if registering to Primary SIP
server fails, the IP phone will go to Secondary SIP server for
registering.
3.3.4. Outbound Proxy Server
An outbound proxy server is used to receive all initiating
request messages and route them to the designated SIP
server.

8
3.3.5. Transport Type
To display and configure Transport type for SIP message.
UDP: UDP is an unreliable but very efficient transport
layer protocol.
TCP: Reliable but less-efficient transport layer protocol.
TLS: Secured and Reliable transport layer protocol.
DNS-SRV: A DNS RR for specifying the location of
services.
3.3.6. NAT
To display and configure NAT(Net Address Translator)
settings.
STUN: Short for Simple Traversal of UDP over NATS, a
solution to solve NAT issues.
Note: By default, NAT is disabled.

9
3.4. Call Setting
Go to Intercom->Basic, to configure basic call setting.
3.4.1. No Answer Call
Enable it, if there is no answer from push button number over Answer
Call Delay time, E21 series will call predefined 'No Answer Call'
number.
3.4.2. Push Button
(1) Push Button: To configure the destination number or IP you want
to contact with. Also you can call our four numbers at same time.
(2) No Answer Call 1&2: To setup one or two no answer call number.

10
3.4.3. Web Call
To dial out or answer incoming call from website.
3.4.4. Max Call Time
To configure the max call time.
3.4.5. Push to Hang up
To enable or disable pushing button to hang up.

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3.5. Relay
Relay ID: E10R supports one relay user can configure
respectively.
Relay Delay: To configure the duration of opened relay.
Over the value, the relay would be closed again.
DTMF Option: To select digit of DTMF code, E10R
supports maximum 4 digits DTMF code.
DTMF: To configure 1 digit DTMF code for remote unlock
Multiple DTMF: To configure multiple digits DTMF code for
remote unlock.
Relay Status: Low means that COM is connecting to NC
while High means that COM is connecting to NO .
3.5.1. Open Relay via HTTP
User can use a URL to remote unlock the door.
Switch: Enable this function. Disable by default.

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Username & Password: Users can setup the username and
password for HTTP unlock.
URL format:
http://IP_address/fcgi/do?action=OpenDoor&UserName=&Password=
&DoorNum=1
3.6. Input
E21 series supports two input triggers Input A/B(DOOR A/B),
and go to Intercom->Input to configure.
Input Service: To enable or disable input trigger service.

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4. Advance Setting
4.1. LED Setting
There are five LED statuses for E10S/R: NORMAL,
OFFLINE, CALLING, TALKING and RECEIVING.
Go to Intercom->Led setting, to configure corresponding
LED response.
4.2. Live Stream(E21V Only)
Go to Intercom->Live Stream, check the real-time video from E21
series. In addition, user also can check the real-time picture via URL:
http://IP_address:8080/picture.jpg.

14
4.3. RTSP(E21V Only)
E21 series supports RTSP stream, go to Intercom->RTSP, to enable or
disable RTSP server. The URL for RTSP stream is:
rtsp://IP_address/live/ch00_0
4.4. Onvif
E21 series supports ONVIF protocol, which means E21 series’s
camera can be searched by other devices, like NVR, which supports
ONVIF protocol as well. Go to Intercom->Onvif, to configure Onvif
Mode and its username/password.
Switching Onvif Mode to undiscoverable means that User must
program Onvif’s URL manually.
The Onvif’s URL is:
http://IP_address:8090/onvif/device_service

15
Bandwidth consumption and sample rates.
PCMA: 64kbit/s 8kHz
PCMU: 64kbit/s 8kHz
G729: 8kbit/s 8kHz Least consumption
G722: 64kbit/s 16kHz Best quality
4.5. Account-Advanced
Go to Account->Advanced to configure advanced settings
for account.
4.5.1. Audio Codec
Sip Account: To choose which account to configure.
Audio Codec: R20 series support four audio codec: PCMA, PCMU,
G729, G722. Different audio codec requires different bandwidth, user
can enable/disable them according to different network environment.