HP Survivable Branch Communication zl Module powered by Microsoft Lync Planning and Design Guide 2011-02

4-62
Example Solutions
Solution
Ready the Branch WAN Connection
This section includes relevant configurations for the Seattle branch’s WAN
router, which in this solution is an HP A-MSR20-40.
Basic Router Configuration
The router at the branch site uses this configuration to provide basic connec-
tivity and to route traffic. (Your router might have other configurations.)
Ethernet1/0
port link-mode route
ip address 10.0.0.38 255.255.255.252
GigabitEthernet0/0
port link-mode route
GigabitEthernet0/0.41
ip address 10.4.1.1 255.255.255.0
vlan-type dot1q vid 41
dhcp relay server-select 1
dhcp select relay
GigabitEthernet0/0.42
ip address 10.4.2.1 255.255.255.0
vlan-type dot1q vid 42
dhcp relay server-group 1
dhcp select relay
dhcp enable
dhcp relay server-group 1 10.1.2.12
ospf 1
router-id 10.0.0.38
area 0.0.0.1
network 10.0.0.36 0.0.0.3
import-route direct
UC&C Solution-Related Router Configuration
To provide high QoS for the voice traffic, you will:
■ Enable Weighted Fair Queuing (WFQ) based on DSCP (the VoIP traffic is
already set with DSCP 40)
■ Set the maximum number of packets per queue to 64
■ Set the maximum number of packets in all queues to 256