User's Manual 258 Document #: LTRT-68822
Mediant 2000
 To configure inbound IP routing:
1. Open the Inbound IP Routing Table page (Configuration tab > VoIP menu > GW and
IP to IP submenu > Routing submenu > IP to Trunk Group Routing).
Figure 20-15: Defining Inbound IP Routing Rules
2. Index #1: routes calls with prefix 9 (i.e., local calls) dialed from IP-PBX users to the
local PSTN:
• 'Dest Phone Prefix': enter "9" for the dialing prefix for local calls.
• 'Trunk Group ID': enter "1" to indicate that these calls are routed to the Trunk
(belonging to Trunk Group #1) connected between the device and the local PSTN
network.
3. Index #2: identifies IP calls received from the IP-PBX as IP-to-IP calls and assigns
them to the IP Group ID configured for the IP-PBX:
• 'Dest Phone Prefix': enter the asterisk (*) symbol to indicate all destinations.
• 'Source IP Address': enter the IP address of the IP-PBX (i.e., 10.15.4.211).
• 'Trunk Group ID': enter "-1" to indicate that these calls are IP-to-IP calls.
• 'IP Profile ID': enter "1" to assign these calls to Profile ID #1 to use G.711.
• 'Source IP Group ID': enter "3" to assign these calls to the IP Group pertaining to
the IP-PBX.
4. Index #3: identifies IP calls received from ITSP-A as IP-to-IP calls and assigns them
to the IP Group ID configured for ITSP-A:
• 'Dest Phone Prefix': ITSP-A assigns the Enterprise a range of numbers that start
with +1919. Enter this prefix to indicate calls received from this ITSP.
• 'Trunk Group ID': enter "-1" to indicate that these calls are IP-to-IP calls.
• 'IP Profile ID': enter "2" to assign these calls to Profile ID #2 to use G.723.
• 'Source IP Group ID': enter "1" to assign these calls to IP Group pertaining to
ITSP-A.
5. Index #4: identifies IP calls received from ITSP-B as IP-to-IP calls and assigns them
to the IP Group ID configured for ITSP-B:
• 'Dest Phone Prefix': ITSP-B assigns the Enterprise a range of numbers that start
with 0200. Enter this prefix to indicate calls coming from this ITSP.
• 'Trunk Group ID': enter "-1" to indicate that these calls are IP-to-IP calls.
• 'IP Profile ID': enter "2" to assign these calls to Profile ID #2 to use G.723.
• 'Source IP Group ID': enter "2" to assign these calls to IP Group pertaining to
ITSP-B.
6. Index #5: identifies all IP calls received from IP-PBX remote users:
• 'Source Host Prefix': enter "PBXuser". This is the host name that appears in the
From header of the Request URI received from remote IP-PBX users.
• 'Trunk Group ID': enter "-1" to indicate that these calls are IP-to-IP calls.
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