Akuvox E21 Series Manual

E21A E21V
E21 Series Door Phone Admin Guide

About This Manual
Thank you for choosing Akuvox’s E21A/V door phone. This manual is intended for end users who need to properly configure the
door phone. This manual is applicable to 21.0.3.xx version, and it provides all functions’ configurations of E21A/V. Please visit
Akuvox forum or consult technical support for any new information or latest firmware.
Note: Please refer to universal abbreviation form in the end of manual when meet any abbreviation letter.

Content
1. Product Overview............................................................................................................................................................................................... 1
1.1. Product Description.................................................................................................................................................................................... 1
1.2. Connector Introduction...............................................................................................................................................................................2
1.3. LED Status Information..............................................................................................................................................................................3
2. Daily Use............................................................................................................................................................................................................... 4
2.1. Make a Call.................................................................................................................................................................................................. 4
2.2. Receive a Call............................................................................................................................................................................................. 4
2.3. Unlock by DTMF Codes.............................................................................................................................................................................4
3. Basic Features..................................................................................................................................................................................................... 5
3.1. Access the Website Setting.......................................................................................................................................................................5
3.1.1. IP Announcement............................................................................................................................................................................. 5
3.1.2. Obtain IP Address.............................................................................................................................................................................6
3.1.3. Access the Device Website.............................................................................................................................................................6
3.2. Password Modification............................................................................................................................................................................... 7
3.3. Phone Configuration...................................................................................................................................................................................7
3.3.1. Time/Lang.......................................................................................................................................................................................... 7

3.3.2. Network.............................................................................................................................................................................................. 8
3.3.2.1. IP Address Setting..................................................................................................................................................................8
3.3.2.2. DHCP Mode............................................................................................................................................................................ 8
3.3.2.3. Static IP Mode.........................................................................................................................................................................8
3.3.2.4. Local RTP................................................................................................................................................................................ 9
3.3.2.5. SNMP....................................................................................................................................................................................... 9
3.3.2.6. VLAN......................................................................................................................................................................................10
3.3.2.7. TR069.....................................................................................................................................................................................11
3.3.3. Sound............................................................................................................................................................................................... 12
3.3.4. DND.................................................................................................................................................................................................. 12
3.4. Intercom Call............................................................................................................................................................................................. 13
3.4.1. Direct IP Call................................................................................................................................................................................... 13
3.4.2. SIP Call............................................................................................................................................................................................ 13
3.4.2.1. SIP Account...........................................................................................................................................................................14
3.4.2.2. SIP Server 1&2.....................................................................................................................................................................14
3.4.2.3. Account Selection................................................................................................................................................................ 15
3.4.2.4. Outbound Proxy Server...................................................................................................................................................... 15

3.4.2.5. Transport Type......................................................................................................................................................................16
3.4.2.6. NAT.........................................................................................................................................................................................16
3.4.3. Auto Answer.................................................................................................................................................................................... 17
3.4.4. Web Call.......................................................................................................................................................................................... 17
3.4.5. No Answer Call............................................................................................................................................................................... 18
3.4.6. Multicast...........................................................................................................................................................................................18
3.5. Security...................................................................................................................................................................................................... 19
3.5.1. Live view(optional)......................................................................................................................................................................... 19
3.5.2. RTSP(optional)............................................................................................................................................................................... 19
3.5.3. ONVIF(optional)..............................................................................................................................................................................20
3.6. Access Control.......................................................................................................................................................................................... 21
3.6.1. Relay................................................................................................................................................................................................ 21
3.6.2. Unlock via HTTP command.......................................................................................................................................................... 22
3.6.3. Unlock via Exit Button....................................................................................................................................................................23
3.7. Reboot........................................................................................................................................................................................................ 23
3.8. Reset.......................................................................................................................................................................................................... 23
4. Advanced Features.......................................................................................................................................................................................... 24

4.1. Phone Configuration................................................................................................................................................................................ 24
4.1.1. LED...................................................................................................................................................................................................24
4.2. Intercom..................................................................................................................................................................................................... 25
4.2.1. Call Time Related........................................................................................................................................................................... 25
4.2.2. Intercom........................................................................................................................................................................................... 25
4.2.3. SIP Call Related............................................................................................................................................................................. 26
4.2.4. Codec............................................................................................................................................................................................... 27
4.2.5. Subscribe.........................................................................................................................................................................................29
4.2.6. DTMF............................................................................................................................................................................................... 29
4.2.7. Session Timer................................................................................................................................................................................. 30
4.2.8. BLF List............................................................................................................................................................................................ 30
4.2.9. Encryption........................................................................................................................................................................................30
4.2.10. NAT.................................................................................................................................................................................................31
4.2.11. User Agent..................................................................................................................................................................................... 31
4.3. Security...................................................................................................................................................................................................... 32
4.3.1. Action................................................................................................................................................................................................32
4.3.1.1. Action Parameters................................................................................................................................................................32

4.4. Upgrade......................................................................................................................................................................................................34
4.4.1. Web Upgrade.................................................................................................................................................................................. 34
4.4.2. Autop Upgrade................................................................................................................................................................................ 34
4.4.3. Backup Config File......................................................................................................................................................................... 36
4.5. PCAP.......................................................................................................................................................................................................... 37

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E21A/V
Admin Guide
1. Product Overview
1.1. Product Description
Akuvox E21A/V 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.
E21A/V support 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 etc.
E21V
E21A
Figure 1.1 Product Description

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1.2. Connector Introduction
Ethernet(POE): Ethernet connector can provide network
connection. Ethernet(POE) can provide both network and power
connection.
(If Ethernet(POE) is used,do not plug in another power supply).
12V/GND: External power supply terminal.
Relay (NO/NC): Relay control terminal.(E21A/V supports 2
relays).
Input: Trigger signal input terminal.
Note: The general door phone diagram is only for reference.
Figure 1.2-2 General interface
Figure 1.2-1 Connection introduction

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1.3. LED Status Information
LED Status Description
Blue Always on Normal status
Flashing Calling
Red Flashing Network is unavailable
Green Always on Talking on a call
Flashing Receiving a call
Pink Flashing Upgrading

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Admin Guide
2. Daily Use
2.1. Make a Call
Press the call button to call out the predefined SIP number or
IP address .Video call is only for E21V.
During the talk,called party can press predefined DTMF code
number to open the door.
2.2. Receive a Call
Auto Answer: E21A/V support auto answer by default. Incoming
calls from door device (IP phone or indoor monitor) will be
answered automatically.
2.3. Unlock by DTMF Codes
Users can press the predefined DTMF code from an answer unit to

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Admin Guide
remotely unlock the door during the call. Users will also hear “The
door is now opened.”
3. Basic Features
3.1. Access the Website Setting
3.1.1. IP Announcement
While E21A/V starts up normally, hold the call button for
several seconds after LED light turns blue,the voice system
will be announced periodically.
In announcement mode, the IP address will be announced
periodically.
Press the Call button again to exit the announcement mode.
If not IP address has been obtained,E21A/V announces ‘IP
0.0.0.0’

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3.1.2. Obtain IP Address
The Akuvox E21A/V 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, E21A/V series will
announce its IP continuously. Press once again to stop.
3.1.3. 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 or user‘s User Name /Password are shown below:
Admin mode: admin/admin
User mode: user/user
Note: The recommended browser is Google Chrome
Figure 3.1.3 Access the device website

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3.2. Password Modification
Go to Security -Basic, to modify the default website password -
admin. Enter the original password and new password ,confirm the
new one again.
Web Password Modify: change the password of login in website.
3.3. Phone Configuration
3.3.1. Time/Lang
Time: Go to Phone -Time/Lang, to select local Time Zone for
NTP server.
Lang: There are no language option for now. The web language is
set to English by default.
Figure 3.2 Password modification
Figure 3.3.1 NTP

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3.3.2. Network
3.3.2.1. IP Address Setting
Go to Network - Basic, choose to use DHCP or static IP way to
obtain IP address.
3.3.2.2. DHCP Mode
In website, go to Network -Basic.
E21A/V uses DHCP mode by default which will get IP address,
subnet mask, default gateway and DNS server address from DHCP
server automatically.
3.3.2.3. Static IP Mode
In website, go to Network -Basic.
Figure 3.3.2.2 DHCP mode
Figure 3.3.2.3 Static IP mode

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If select static IP, users should manually setup IP address, subnet
mask, default gateway and DNS server address. The figure right
shows static IP setting.
3.3.2.4. Local RTP
Go to Network -Advanced to configure.
Local RTP: To display and configure Local RTP settings.
Starting RTP Port: Determine the minimum port that RTP stream
can use.
Max RTP Port: Determine the maximum port that RTP stream can
use.
3.3.2.5. SNMP
Go to Network -Advanced to configure.
SNMP: To display and configure SNMP settings.
Active: To enable or disable SNMP feature.
Figure 3.3.2.4 Local RTP
Figure 3.3.2.5 SNMP

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Port: To configure SNMP server’s port.
Trusted IP: To configure allowed SNMP server address, it could be
an IP address or any valid URL domain name.
Note: SNMP is Internet-standard protocol for managing devices on
IP networks.
3.3.2.6. VLAN
Go to Network -Advanced to configure.
VLAN: To display and configure VLAN settings.
Active: To enable or disable VLAN feature for designated port.
VID: To configure VLAN ID for designated port.
Priority: To select VLAN priority for designated port.
Note: Please consult administrator for specific VLAN settings in the
networking environment.
Figure 3.3.2.6 VLAN

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3.3.2.7. TR069
Go to Network -Advanced to configure.
TR069: To display and configure TR069 settings.
Active: To enable or disable TR069 feature.
Version: To select supported TR069 version (version 1.0 or 1.1).
ACS/CPE: ACS is short for auto configuration servers as server
side, CPE is short for customer-premise equipment as client side
devices.
URL: To configure URL address for ACS or CPE.
User Name: To configure username for ACS or CPE.
Password: To configure password for ACS or CPE.
Periodic Inform: To enable periodically inform.
Periodic Interval: To configure interval for periodic inform.
Note: TR-069 is a technical specification entitled CPE WAN
Management Protocol (CWMP). It defines an application layer
protocol for remote management of end-user devices.
Figure 3.3.2.7 TR069

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3.3.3. Sound
Go to Phone -Voice to configure volume and upload tone file.
Mic Volume: To configure microphone volume.
Speaker Volume: To configure speaker volume.
Open Door Warning: Disable it, and users will not hear the prompt
voice when the door is opened.
Opendoor Tone Upload: To upload the opendoor tone by users
themselves.
3.3.4. DND
Go to Phone -Call Feature to configure DND feature.
DND: DND allows phones to ignore any incoming calls.
Return Code when DND: Determine what response code should
be sent back to server when there is an incoming call if DND is on.
DND On Code: The code is used to turn on DND on server’s side, if
configured, door phones will send a SIP message to server to turn
Figure 3.3.3 Sound
Figure 3.3.4 DND

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on DND on server side if users press DND when DND is off.
DND Off Code: The code is used to turn off DND on server’s side,
if configured, door phones will send a SIP message to server to turn
off DND on server side if users press DND when DND is on.
3.4. Intercom Call
3.4.1. Direct IP Call
Go to Phone -Call Feature to enable the direct IP call for door
phones first.
Configure push button with IP address, press push button to make
direct ip call.
3.4.2. SIP Call
SIP calls which use SIP numbers to make or receive calls should be
supported by SIP server. Users need to register accounts and fill
SIP feature parameters before using it.
Figure 3.4.1 Direct IP call