
At A Glance
Cisco ATA 186 and Cisco ATA 188
Analog Telephone Adaptor
1 Overview
2 Installation
3 Configuration

2
1 Overview
This guide contains basic instructions for installing, testing, and
operating your Cisco Analog Telephone Adaptor
(Cisco ATA 186 or Cisco ATA 188). For configuration
information for use by service providers and system
administrators, refer to the Cisco ATA administrator’s guide for
your particular signaling image protocol (SCCP, MGCP, H.323
or SIP), available on the World Wide Web at the following
location:
http://www.cisco.com/univercd/cc/td/doc/product/voice/ata/ind
ex.htm
Figure 1 Cisco ATA Analog Telephone Adaptor
72209
ANALOG TELEPHONE ADAPTOR
CISCO ATA 186

3
Cisco ATA 186
The Cisco ATA 186 connects one or two analog telephones to
an IP-based telephony network. The hardware features include:
• Function button
• Two RJ-11 FXS ports
• RJ-45 10BASE-T uplink port
• Network activity (ACT) LED
• Power connector
Figure 2 shows the rear panel of the Cisco ATA 186.
Figure 2 Cisco ATA 186 Rear Panel
10BaseT ACT 5VPHONE 1 PHONE 2
72210
RJ-11 FXS ports
RJ-45 10BaseT
ACT LED
Power
connector

4
Cisco ATA 188
The Cisco ATA 188 connects one or two analog telephones to
an IP-based telephony network. The hardware features include:
• Two RJ-11 FXS ports
• RJ-45 10/100BASE-T uplink port
• RJ-45 10/100BASE-T data port
• Two link activity (LINK) LEDs
• Power connector
Figure 3 shows the rear panel of the Cisco ATA 188.
Figure 3 Cisco ATA 188 Rear Panel
10/100 UPLINK10/100 PC LINKLINK 5VPHONE 1 PHONE 2
72211
RJ-11 FXS ports
LINK LED
Power
connector
LINK LED
RJ-45 10/100BaseT ports

5
Safety Recommendations
To ensure general safety, follow these guidelines:
• Do not open or disassemble this product.
• Do not get this product wet or pour liquids into this device.
• Do not perform any action that creates a potential hazard
to people or makes the equipment unsafe.
Warning
IMPORTANT SAFETY INSTRUCTIONS
This warning symbol means danger. You are in a situation that
could cause bodily injury. Before you work on any equipment, be
aware of the hazards involved with electrical circuitry and be
familiar with standard practices for preventing accidents. Use
the statement number provided at the end of each warning to
locate its translation in the translated safety warnings that
accompanied this device. Statement 1071
SAVE THESE INSTRUCTIONS
WaarschuwingBELANGRIJKE VEILIGHEIDSINSTRUCTIES
Dit waarschuwingssymbool betekent gevaar. U verkeert in een
situatie die lichamelijk letsel kan veroorzaken. Voordat u aan
enige apparatuur gaat werken, dient u zich bewust te zijn van de
bij elektrische schakelingen betrokken risico's en dient u op de
hoogte te zijn van de standaard praktijken om ongelukken te

6
voorkomen. Gebruik het nummer van de verklaring onderaan de
waarschuwing als u een vertaling van de waarschuwing die bij
het apparaat wordt geleverd, wilt raadplegen.
BEWAAR DEZE INSTRUCTIES
Varoitus TÄRKEITÄ TURVALLISUUSOHJEITA
Tämä varoitusmerkki merkitsee vaaraa. Tilanne voi aiheuttaa
ruumiillisia vammoja. Ennen kuin käsittelet laitteistoa, huomioi
sähköpiirien käsittelemiseen liittyvät riskit ja tutustu
onnettomuuksien yleisiin ehkäisytapoihin.
Turvallisuusvaroitusten käännökset löytyvät laitteen mukana
toimitettujen käännettyjen turvallisuusvaroitusten joukosta
varoitusten lopussa näkyvien lausuntonumeroiden avulla.
SÄILYTÄ NÄMÄ OHJEET
Attention IMPORTANTES INFORMATIONS DE SÉCURITÉ
Ce symbole d'avertissement indique un danger. Vous vous trouvez
dans une situation pouvant entraîner des blessures ou des
dommages corporels. Avant de travailler sur un équipement,
soyez conscient des dangers liés aux circuits électriques et
familiarisez-vous avec les procédures couramment utilisées pour
éviter les accidents. Pour prendre connaissance des traductions
des avertissements figurant dans les consignes de sécurité
traduites qui accompagnent cet appareil, référez-vous au numéro
de l'instruction situé à la fin de chaque avertissement.
CONSERVEZ CES INFORMATIONS
Warnung WICHTIGE SICHERHEITSHINWEISE
Dieses Warnsymbol bedeutet Gefahr. Sie befinden sich in einer
Situation, die zu Verletzungen führen kann. Machen Sie sich vor
der Arbeit mit Geräten mit den Gefahren elektrischer Schaltungen

7
und den üblichen Verfahren zur Vorbeugung vor Unfällen vertraut.
Suchen Sie mit der am Ende jeder Warnung angegebenen
Anweisungsnummer nach der jeweiligen Übersetzung in den
übersetzten Sicherheitshinweisen, die zusammen mit diesem
Gerät ausgeliefert wurden.
BEWAHREN SIE DIESE HINWEISE GUT AUF.
Avvertenza IMPORTANTI ISTRUZIONI SULLA SICUREZZA
Questo simbolo di avvertenza indica un pericolo. La situazione
potrebbe causare infortuni alle persone. Prima di intervenire su
qualsiasi apparecchiatura, occorre essere al corrente dei
pericoli relativi ai circuiti elettrici e conoscere le procedure
standard per la prevenzione di incidenti. Utilizzare il numero di
istruzione presente alla fine di ciascuna avvertenza per
individuare le traduzioni delle avvertenze riportate in questo
documento.
CONSERVARE QUESTE ISTRUZIONI
Advarsel VIKTIGE SIKKERHETSINSTRUKSJONER
Dette advarselssymbolet betyr fare. Du er i en situasjon som kan
føre til skade på person. Før du begynner å arbeide med noe av
utstyret, må du være oppmerksom på farene forbundet med
elektriske kretser, og kjenne til standardprosedyrer for å
forhindre ulykker. Bruk nummeret i slutten av hver advarsel for å
finne oversettelsen i de oversatte sikkerhetsadvarslene som
fulgte med denne enheten.
TA VARE PÅ DISSE INSTRUKSJONENE

8
Aviso INSTRUÇÕES IMPORTANTES DE SEGURANÇA
Este símbolo de aviso significa perigo. Você está em uma
situação que poderá ser causadora de lesões corporais. Antes de
iniciar a utilização de qualquer equipamento, tenha
conhecimento dos perigos envolvidos no manuseio de circuitos
elétricos e familiarize-se com as práticas habituais de prevenção
de acidentes. Utilize o número da instrução fornecido ao final de
cada aviso para localizar sua tradução nos avisos de segurança
traduzidos que acompanham este dispositivo.
GUARDE ESTAS INSTRUÇÕES
¡Advertencia! INSTRUCCIONES IMPORTANTES DE SEGURIDAD
Este símbolo de aviso indica peligro. Existe riesgo para su
integridad física. Antes de manipular cualquier equipo,
considere los riesgos de la corriente eléctrica y familiarícese
con los procedimientos estándar de prevención de accidentes. Al
final de cada advertencia encontrará el número que le ayudará a
encontrar el texto traducido en el apartado de traducciones que
acompaña a este dispositivo.
GUARDE ESTAS INSTRUCCIONES
Varning! VIKTIGA SÄKERHETSANVISNINGAR
Denna varningssignal signalerar fara. Du befinner dig i en
situation som kan leda till personskada. Innan du utför arbete på
någon utrustning måste du vara medveten om farorna med
elkretsar och känna till vanliga förfaranden för att förebygga
olyckor. Använd det nummer som finns i slutet av varje varning för
att hitta dess översättning i de översatta säkerhetsvarningar som
medföljer denna anordning.

9
Warning
Ultimate disposal of this product should be handled
according to all national laws and regulations.
Warning
Read the installation instructions before you
connect the system to its power source.
Warning
This equipment contains a ring signal generator
(ringer), which is a source of hazardous voltage.
Do not touch the RJ-11 (phone) port wires
(conductors), the conductors of a cable connected
to the RJ-11 port, or the associated circuit-board
when the ringer is active. The ringer is activated
(indicated by a clicking sound) by an incoming
call.
Warning
The plug-socket combination must be accessible
at all times because it serves as the main
disconnecting device.