6.7

Table Of Contents
2 Click the Configure tab and expand Settings.
3 Select the Port mirroring option and click New.
4 Select the session type for the port mirroring session.
Option Description
Distributed Port Mirroring Mirror packets from a number of distributed ports to other distributed ports on the
same host . If the source and the destination are on different hosts, this session
type does not function.
Remote Mirroring Source Mirror packets from a number of distributed ports to specific uplink ports on the
corresponding host.
Remote Mirroring Destination Mirror packets from a number of VLANs to distributed ports.
Encapsulated Remote Mirroring (L3)
Source
Mirror packets from a number of distributed ports to the IP addresses of a remote
agent . The virtual machine’s traffic is mirrored to a remote physical destination
through an IP tunnel .
Distributed Port Mirroring (legacy) Mirror packets from a number of distributed ports to a number of distributed ports
and/or uplink ports on the corresponding host .
5 Click Next.
Specify Port Mirroring Name and Session Details
To continue creating a port mirroring session, specify the name, description, and session details for the
new port mirroring session.
Procedure
1 Set the session properties. Different options are available for configuration depending on which
session type you selected.
Option Description
Name You can enter a unique name for the port mirroring session, or accept the
automatically generated session name.
Status Use the drop down menu to enable or disable the session.
Session type Displays the type of session you selected.
Normal I/O on destination ports Use the drop-down menu to allow or disallow normal I/O on destination ports.
This property is only available for uplink and distributed port destinations.
If you disallow this option, mirrored traffic will be allowed out on destination ports,
but no traffic will be allowed in.
Mirrored packet length (Bytes) Use the check box to enable mirrored packet length in bytes. This puts a limit on
the size of mirrored frames. If this option is selected, all mirrored frames are
truncated to the specified length.
Sampling rate Select the rate at which packets are sampled. This is enabled by default for all
port mirroring sessions except legacy sessions.
Description You have the option to enter a description of the port mirroring session
configuration.
2 Click Next.
vSphere Networking
VMware, Inc. 227