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@@ -49,7 +49,8 @@ General Cisco networking equipment stuff.
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- *Member ports* are ports using vPC, i.e. for servers connected to both peers. VLANs on these ports must also be allowed on the peer link. *Orphan ports* are ports not using vPC.
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- Loop avoidance rule:
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- To prevent duplicate packets, packets received on the peer link destined to a member port will be dropped.
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- - Packets destined to orphan ports will however be allowed.
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+ - Packets destined to orphan ports will is not affected and allowed.
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+ - If a member port in a vPC on one peer goes down, the member port on the other peer will no longer count as a member port wrt. the loop avoidance rule and traffic from another port will be allowed through the peer-link and the remaining member port.
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- Protocols:
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- The peers are running dual-active FHRP by default, such that both peers may directly route packets.
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- The LACP systemd ID is based on the domain ID, to make sure it's the same for both peers. The LACP system priority must also match.
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Nordstrand