HP FlexNetwork MSR Series Configuration Manual page 294

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The IP addresses 1.1.1.1/24 and 2.2.2.2/24 are respectively assigned to the interfaces through
which the routers in City A and City B access the Internet.
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Router A in City A and Router B in City B are connected to fax terminals through an FXS voice
subscriber line.
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At the branch in City A, the number "0101001" is attached to the FXS voice subscriber-line
connected to the fax machine. At the headquarters in City B, the number "07552001" is
attached to the FXS voice subscriber-line connected to the fax machine. Standard T.38 (UDP)
protocol is used for fax communication.
Figure 89 Network diagram
010-1001
Fax
City A
Configuration procedure
1. Configure Router A:
# Configure the standard T.38 (UDP) fax protocol.
<RouterA> system-view
[RouterA] voice-setup
[RouterA-voice] dial-program
[RouterA-voice-dial] default entity fax protocol standard-t38
# Configure VoIP voice entity 0755, and configure the IP address and the fax number of the
peer VoIP gateway as 2.2.2.2 and 0755.... respectively.
[RouterA-voice-dial] entity 0755 voip
[RouterA-voice-dial-entity755] match-template 0755....
[RouterA-voice-dial-entity755] address sip ip 2.2.2.2
[RouterA-voice-dial-entity755] quit
# Specify 0101001 as the local fax number of POTS voice entity 1001.
[RouterA-voice-dial] entity 1001 pots
[RouterA-voice-dial-entity1001] match-template 0101001
[RouterA-voice-dial-entity1001] line 1/1
2. Configure Router B:
# Configure the standard T.38 (UDP) fax protocol.
<RouterB> system-view
[RouterB] voice-setup
[RouterB-voice] dial-program
[RouterB-voice-dial] default entity fax protocol standard-t38
# Configure VoIP voice entity 010, and configure the IP address and the fax number of the peer
VoIP gateway as 1.1.1.1 and 010.... respectively.
[RouterB-voice-dial] entity 010 voip
[RouterB-voice-dial-entity10] match-template 010....
[RouterB-voice-dial-entity10] address sip ip 1.1.1.1
[RouterB-voice-dial-entity10] quit
# Specify 07552001 as the local fax number of POTS voice entity 2001.
[RouterB-voice-dial] entity 2001 pots
[RouterB-voice-dial-entity2001] match-template 07552001
[RouterB-voice-dial-entity2001] line 1/1
Router A
1.1.1.1/24
Line 1/1
Router B
2.2.2.2/24
Internet
281
0755-2001
Line 1/1
Fax
City B