Netgear Prosafe 8 Port Manual

Network Settings 21
 ProSAFE 8-Port and 16-Port Gigabit Click Switch
from links that do not contain a multicast listener. Essentially, IGMP snooping helps optimize 
multicast performance at Layer 2 and is especially useful for bandwidth-\
intensive IP multicast 
applications such as IPTV.
Use the ProSAFE Plus Utility to Customize IGMP Snooping
By default, IGMP snooping is enabled. You can customize the settings for your network.
To customize IGMP snooping:
1. 
Connect your computer to the same network...

Network Settings 22
ProSAFE 8-Port and 16-Port Gigabit Click Switch 
When this feature is enabled, multicast packets are forwarded only to th\
e ports that are in 
the multicast group learned from IGMP snooping. All unknown multicast packets are 
dropped.
10.  (Optional) Select any item in the  IGMP Snooping Static Router Port  menu.
You can select a port to be the dedicated IGMP snooping static router por\
t if no IGMP  query exists in the network for the switch to discover the router port d\...

Network Settings 
23  ProSAFE 8-Port and 16-Port Gigabit Click Switch
Some network devices might not conform to the IGMPv3 standard. When the Validate 
IGMPv3 IP header option is enabled, IGMP messages are required to include TTL = 1, 
ToS Byte = 0xC0 (Internetwork Control), and the router alert IP option (9404) must be set; 
otherwise, the packets are ignored.
9. (Optional) Select the Block Unknown MultiCast Address Enable radio button.
When this feature is enabled, multicast packets are forwarded only...

Network Settings 24
ProSAFE 8-Port and 16-Port Gigabit Click Switch 
6. 
Select  System > Multicast.
7. Make sure that the IGMP Snooping Status  Enable radio button is selected.
8.  In the VLAN ID Enabled for IGMP Snooping  field, type the name of the VLAN.
9.  Click the  APPL
 Y button.
Your settings are saved.
Use Browser-Based Access to Specify a VLAN for IGMP 
Snooping
To specify a VLAN for IGMP snooping:
1.  Set up your computer to use an IP address in the same subnet as the IP a\
ddress of the...

Network Settings 
25  ProSAFE 8-Port and 16-Port Gigabit Click Switch
7. Make sure that the IGMP Snooping Status Enable radio button is selected.
8. In the VLAN ID Enabled for IGMP Snooping field, type the name of the VLAN.
9. Click the Apply button.
Your settings are saved.
Set Up Link Aggregation Groups
Link aggregation groups (LAGs) allow you to combine multiple Ethernet links to a single 
logical link. Network devices treat the aggregation as if it were a single link, which 
increases fault tolerance...

Network Settings 26
ProSAFE 8-Port and 16-Port Gigabit Click Switch 
6. 
Select  System > LAG.
7. In the  Admin Mode list, select Enable.
8.  Click the  APPL
 Y button.
Your settings are saved.
Use Browser-Based Access to Enable LAGs
To enable LAGs:
1.  Set up your computer to use an IP address in the same subnet as the IP a\
ddress of the 
switch.
2.  Use an Ethernet cable to connect your computer to an Ethernet port on th\
e switch.
3.  Launch a web browser
 .
4.  In the address field of the browser...

Network Settings 27
 ProSAFE 8-Port and 16-Port Gigabit Click Switch
7. 
Select the LAG ID check box.
8.  In the LAG ID menu, select Enable.
9.  Select check box 1 .
10.  Enter the port numbers for LAG 1.
11.  Click the  Apply button.
Your settings are saved.
12.  Select check box  2.
13.  Enter the port numbers for LAG 2.
14.  Click the  Apply button.
Your settings are saved.
Use the ProSAFE Utility to Specify LAG Membership
To specify LAG membership:
1.  Connect your computer to the same network as...

Network Settings 28
ProSAFE 8-Port and 16-Port Gigabit Click Switch 
Your settings are saved.
10.  In the  LAG ID menu, select 2 .
11.  Select the check box beneath each port for LAG ID 2.
12.  Click the  APPL
 Y button.
Your settings are saved.
Use Browser-Based Access to Specify LAG Membership
To specify LAG membership:
1.  Set up your computer to use an IP address in the same subnet as the IP a\
ddress of the 
switch.
2.  Use an Ethernet cable to connect your computer to an Ethernet port on th\
e...

29
4
4.   Optimize Performance with 
Quality of Service
This chapter covers the following topics: 
•Enable 802.1p-Based Quality of Service
•Enable Port-Based Quality of Service
•Set Up Rate Limiting
•Set Up Broadcast Filtering 

Optimize Performance with Quality of Service 30
ProSAFE 8-Port and 16-Port Gigabit Click Switch 
Enable 802.1p-Based Quality of Service
802.1p-based priority uses a header in the data packet that identifies t\
he class of data in the 
packet (for example, voice or video). When 802.1p-based priority is us\
ed, the switch reads 
information in the packet header to determine the priority to assign to \
the packet. All ports on 
the switch check the packet header and transmit the packet with a priori\
ty...