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Diffstat (limited to 'vswitchd/vswitch.xml')
| -rw-r--r-- | vswitchd/vswitch.xml | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/vswitchd/vswitch.xml b/vswitchd/vswitch.xml index 5c532e56f..2f7766918 100644 --- a/vswitchd/vswitch.xml +++ b/vswitchd/vswitch.xml @@ -1586,6 +1586,37 @@ <ref column="output_vlan"/>, replacing any existing tag; when it is sent out an implicit VLAN port, the frame will not be tagged. This type of mirroring is sometimes called RSPAN.</p> + <p> + The following destination MAC addresses will not be mirrored to a + VLAN to avoid confusing switches that interpret the protocols that + they represent: + </p> + <dl> + <dt><code>01:80:c2:00:00:00</code></dt> + <dd>IEEE 802.1D Spanning Tree Protocol (STP).</dd> + + <dt><code>01:80:c2:00:00:01</code></dt> + <dd>IEEE Pause frame.</dd> + + <dt><code>01:80:c2:00:00:0<var>x</var></code></dt> + <dd>Other reserved protocols.</dd> + + <dt><code>01:00:0c:cc:cc:cc</code></dt> + <dd> + Cisco Discovery Protocol (CDP), VLAN Trunking Protocol (VTP), + Dynamic Trunking Protocol (DTP), Port Aggregation Protocol (PAgP), + and others. + </dd> + + <dt><code>01:00:0c:cc:cc:cd</code></dt> + <dd>Cisco Shared Spanning Tree Protocol PVSTP+.</dd> + + <dt><code>01:00:0c:cd:cd:cd</code></dt> + <dd>Cisco STP Uplink Fast.</dd> + + <dt><code>01:00:0c:00:00:00</code></dt> + <dd>Cisco Inter Switch Link.</dd> + </dl> <p><em>Please note:</em> Mirroring to a VLAN can disrupt a network that contains unmanaged switches. Consider an unmanaged physical switch with two ports: port 1, connected to an end host, and port 2, |