3Com MSR 50 Series Configuration Manual page 267

To ensure voice quality, it is required to fragment the data packets to reduce voice
jitter caused by transmission delay. MPoFR is adopted here, and MP is used to
fragment data packets.
Network diagram
Figure 51 Net work diagram for MPoFR implementation
Router A
Eth 1 / 0
Telephone
1 . 1 . 1 . 2 / 24
Host A
1 . 1 . 1 . 1 / 24
Configuration procedure
n
This example only covers PPPoFR related configuration. You need perform other
configurations on services, routes and so on.
1 Configure Router A.
# Configure ACL rule.
<RouterA> system-view
[RouterA] acl number 3001
[RouterA-acl-adv-3001] rule 0 permit ip source 1.1.1.0 0.0.0.255
[RouterA-acl-adv-3001] rule 1 permit ip source 10.1.1.0 0.0.0.255
[RouterA] acl number 3002
[RouterA-acl-adv-3002] rule 0 permit tcp destination-port eq 1720
[RouterA-acl-adv-3002] rule 1 permit tcp source-port eq 1720
[RouterA-acl-adv-3002] quit
# Configure class liuliang.
[RouterA] traffic classifier liuliang
[RouterA-classifier-liuliang] if-match acl 3001
[RouterA-classifier-liuliang] quit
# Configure class liuliang corresponding behavior.
ATM
FR
S 2 / 0
1 . 1 . 6 . 1 / 24
Eth 1 / 1
10 . 1 . 1 . 2 / 24
Host B
10 . 1 . 1 . 1 / 24
MPoFR Configuration Example
FR
S 2 / 0 Router B
1 . 1 . 6 . 2 / 24
Eth 1 / 0 Eth 1 / 1
1 . 1 . 4 . 2 / 24 10 . 1 . 4 . 2 / 24
Host C
Host D
1 . 1 . 4 . 1 / 24
10 . 1 . 4 . 1 / 24
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Telephone