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Chapter 2 How It Works
X2002 User’s Guide
36
•
Outbound Line Group
- This is a set of connections or lines going to the
outside world.
•
SIP Trunk
- This is a connection to your ITSP (Internet Telephony Service
Provider).
•
ISDN BRI/PRI Trunk
- This is a connection to your ISDN Service Provider.
•
Trusted Peer
- This is a connection to another IP PBX or SIP server. The
trusted peer device must also specify your X2002 as a trusted peer.
•
FXO (Foreign Exchange Office) Trunk
- This type of outbound line group
consists of telephone cables connected to ports on an FXO interface card on
the X2002. The telephone cables lead to the PSTN (Public Switched Telephone
Network), or in other words your traditional (non-VoIP) telephone company.
FXO ports always point in the direction of the telephone services.
The figure below shows the relationship between FXS and FXO ports.
Figure 5
FXS and FXO Ports
•
LCR (Least Cost Routing)
- This is a rule which specifies which outbound line
group is used when making an outbound call. It consists of a dialing condition,
for example dial
0
to make a call via a specific FXO trunk or dial
1
for calls via a
SIP trunk. LCRs also set priority to which outbound line group should be tried
first, second, third and so on when making outbound calls with the same dialing
condition.
•
Auto-Attendant
- This is a feature which routes incoming calls to their proper
extension. An auto-attendant is assigned to each outbound line group and it
services incoming calls on those lines. If your organization has two outbound
line groups, each with a specific telephone number for incoming calls, then you
FXO
FXO
FXS
FXS
PSTN
Summary of Contents for X2002
Page 2: ......
Page 24: ...Table of Contents X2002 User s Guide 24...
Page 25: ...25 PART I User s Guide...
Page 26: ...26...
Page 40: ...Chapter 2 How It Works X2002 User s Guide 40...
Page 99: ...99 PART II Technical Reference...
Page 100: ...100...
Page 124: ...Chapter 5 Network Deployment X2002 User s Guide 124...
Page 166: ...Chapter 7 Auto Provision X2002 User s Guide 166...
Page 170: ...Chapter 8 QoS X2002 User s Guide 170...
Page 248: ...Chapter 16 Click To Talk Group X2002 User s Guide 248...
Page 252: ...Chapter 17 Group Access Code X2002 User s Guide 252...
Page 304: ...Chapter 19 Auto Attendant X2002 User s Guide 304...
Page 312: ...Chapter 20 LCR X2002 User s Guide 312...
Page 346: ...Chapter 22 Call Services X2002 User s Guide 346...
Page 380: ...Chapter 25 Status Observation X2002 User s Guide 380...
Page 402: ...Chapter 27 Call Detail Record CDR X2002 User s Guide 402...
Page 410: ...Chapter 28 ACD Logs X2002 User s Guide 410...
Page 416: ...Chapter 29 Administrator Accounts X2002 User s Guide 416...
Page 424: ...Chapter 30 Diagnostics X2002 User s Guide 424...
Page 426: ...Chapter 31 X2002 User s Guide 426...
Page 446: ...Chapter 32 Remote Management X2002 User s Guide 446...
Page 448: ...Chapter 33 TFTP Management X2002 User s Guide 448...
Page 462: ...Chapter 35 License Control X2002 User s Guide 462...
Page 482: ...Chapter 36 Web Portal X2002 User s Guide 482...
Page 508: ...Chapter 39 Product Specifications X2002 User s Guide 508...
Page 548: ...Appendix C Legal Information X2002 User s Guide 548...
Page 562: ...Index X2002 User s Guide 562...