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Warning:
Refer to the paragraph below for further details on the interconnection with the EXT ports.
Refer to the StreamView User Guide for further details on this insertion mode.
Figure 15 - DUAL configuration
5.2.6
Using the EXT interface
Please read carefully this paragraph if the StreamGroomers must be connected with the EXT interfaces.
This management link allows the primary SG to be monitored by the secondary SG in order to ensure high availability or
monitor for the same site 2 WAN access links that are not close to each other.
When the SG executes the Streamcore software version 6.2 and earlier versions, the management link between the SG on
the EXT interface uses a layer 3 protocol. Although not recommended, the StreamGroomers can be connected through a
router.
From release 6.3, the SG communicate with a layer 2 protocol. This means that the StreamGroomers must belong to the
same LAN.
6
Check Connectivity
6.1
CHECK CONNECTIVITY WITH STREAMVIEW
The SG must be declared in the SGM and configured with StreamView. The ADMIN address of the SG has to be defined. In
StreamView, select the SG.
Go to the
Read status
tab or
Release Management
tab.
If the message
Cannot read statistics for this object
is displayed, the SGM cannot connect with the SG.
Possible reasons are:
The IP address, mask and gateway of the SG configured in the SGM are not correct.
The IP address of the SGM configured in the SG is not correct. The SG replies only to the SGM which IP address is
specified by one of the parameters
sgm_address
,
sgm_address2
,
sgm_address3
or
sgm_address4
.
The ADMIN port of the SG is not connected to the LAN.
The SG is powered off.
Check with the network and security administrators if the configured parameters are correct and if the communication
is not blocked by a firewall.