Netgear XCM8810 Chassis User Manual - Page 785
Procedure for Configuring vMANs, Table 73
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Chapter 30. vMAN (PBN) 8800 Chassis Switch • Each vMAN access port (ingress or egress) can belong to only one vMAN. vMAN network ports (switch to switch) can support multiple vMANs. • Duplicate customer MAC addresses that ingress from multiple vMAN access ports on the same vMAN can disrupt the port learning association process in the switch. • vMAN names must conform to the guidelines described in Object Names on page 31. • You must use mutually exclusive names for: • VLANs • vMANs • IPv6 tunnels • vMAN ports can belong to load-sharing groups. • The vMAN begins at the ingress customer access port and terminates at the egress customer access port. Traffic flows from the egress port onto the customer network without the S-tag. Ensure that all the switch-to-switch ports in the vMAN are configured as tagged ports. Configure the vMAN ingress and egress ports as a untagged ports (although the ingress port does accept tagged packets). Note: You must configure the vMAN egress port as untagged so that the S-tag is stripped from the frame. • The following guidelines apply to the NETGEAR 8800 switches: • You can enable or disable jumbo frames before configuring vMANs. You can enable or disable jumbo frames on individual ports. See Chapter 5, Configuring Slots and Ports on a Switch for more information on configuring jumbo frames. • Platforms support different combinations of tagged and untagged vMANs and VLANs as shown in Table 73. Table 73. Port Support for Combined vMANs and VLANs Platform Combined Untagged Combined Tagged vMAN, Tagged VLAN vMAN, Untagged VLAN Combined Tagged Combined Tagged vMAN, Tagged VLAN vMAN, Untagged vMAN NETGEAR 8800 X X Xa Xb a. The vMAN ethertype must be set to 0x8100, which is different from the default value (0x88a8). b. A tagged vMAN cannot be added to a port to which an untagged vMAN has previously been added when the selected ethertype is 0x8100. Procedure for Configuring vMANs This section describes the procedure for configuring vMANs. Before configuring vMANs, review Guidelines for Configuring vMANs on page 784. To configure a vMAN, complete the following procedure at each switch that needs to support the vMAN: 785
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