Netgear GSM7248v1 GSM7224 Administration manual - Page 94
DiffServ for VoIP Configuration Example
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NETGEAR 7000 Series Managed Switch Administration Guide Version 6.0 Attach the defined policy to interfaces 1/0/1 through 1/0/4 in the inbound direction (Netgear Switch) (Config)#interface 1/0/1 (Netgear Switch) (Interface 1/0/1)#service-policy in internet_access (Netgear Switch) (Interface 1/0/1)#exit (Netgear Switch) (Config)#interface 1/0/2 (Netgear Switch) (Interface 1/0/2)#service-policy in internet_access (Netgear Switch) (Interface 1/0/2)#exit (Netgear Switch) (Config)#interface 1/0/3 (Netgear Switch) (Interface 1/0/3)#service-policy in internet_access (Netgear Switch) (Interface 1/0/3)#exit (Netgear Switch) (Config)#interface 1/0/4 (Netgear Switch) (Interface 1/0/4)#service-policy in internet_access (Netgear Switch) (Interface 1/0/4)#exit Set the CoS queue configuration for the (presumed) egress interface 1/0/5 such that each of queues 1, 2, 3 and 4 get a minimum guaranteed bandwidth of 25%. All queues for this interface use weighted round robin scheduling by default. The DiffServ inbound policy designates that these queues are to be used for the departmental traffic through the assign-queue attribute. It is presumed that the switch will forward this traffic to interface 1/0/5 based on a normal destination address lookup for internet traffic. (Netgear Switch) (Config)#interface 1/0/5 (Netgear Switch) (Interface 1/0/5)#cos-queue min-bandwidth 0 25 25 25 25 0 0 0 (Netgear Switch) (Interface 1/0/5)#exit (Netgear Switch) (Config)#exit DiffServ for VoIP Configuration Example One of the most valuable uses of DiffServ is to support Voice over IP (VoIP). VoIP traffic is inherently time-sensitive: for a network to provide acceptable service, a guaranteed transmission rate is vital. This example shows one way to provide the necessary quality of service: how to set up 11-4 v1.0, Jan 2007 Differentiated Services