Configuration Guide

Table Of Contents
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October 2021
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On all the switches where the VLAN is configured – map the VLAN to an ISID. This will
restore L2 connectivity (the l2tracetree command can be used to validate L2 connectivity
within the VLAN at this point). L3 will be restored once the routing protocols configured on
top of the VLAN converge.
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Once all the VLANs identified for migration have been assigned an ISID – the configuration
part of the migration is completed. At this point all the traffic flows should be back to normal.
8.9
VSP 9000 Notes
VSP 9000 supports SPB NNI Interfaces on the 9024XL, 9048XS-2, and 9012QQ-2 cards.
For L2VSN services on an IST switch
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If a L2VSN is configured on one IST switch, it must be configured on the peer IST switch
as well (even if the IST peer has no UNI ports using the L2VSN).
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The IST ports must be configured as member ports of the VLAN which is using the L2VSN;
on the ERS 8800, the opposite is true, the IST ports must be removed from the VLAN using
a L2VSN
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You will see the messages below during configuration.
CAUTION: Adding ISID to a VLAN on an IST switch requires configuring this ISID-
VLAN pair on both IST peers and the IST MLT must be a member of the VLAN.
CAUTION: All VLANs with ISIDs MUST be configured on both IST peers and IST
MLT MUST be a member of all these VLANs.
CFM simplified configuration is supported starting in release 3.4
IPVPN-Lite over SPB is not supported in VSP 9000
Multicast support for L2VSN, L3VSN, and IP Shortcuts is supported in the VSP 9000 3.4 release