User guide

Maintenance Video Services provided by ADSL
3-21
Telesyn Service Guide (Optimizing Video Services)
3.2.6.2 Multicast Logs
Table 3-10 lists the log messages associated with the multicast limits in the Telesyn product.
3.2.6.3 ADSL Port Logs
These are the logs associated with the ADSL Loop Quality Audit. The log messages show that the audit has
found a problem and is trying to fix the problem by disabling and enabling the port to retrain the link
Figure 3-2 shows samples of the three log messages, while Table 3-11 describes the messages.
TABLE 3-10 Multicast Logs
Log Message Meaning Action / Reference
High Water Mark per Card
Exceeded
The card is coming close to the IGMP group limit. The
default is 20.
No action is required,
although this is a warning.
Channel Limit per Card
Exceeded
The IGMP group limit per card set with the SET
IGMPSNOOPING CARD (slot) MCASTGROU-
PLIMIT has been exceeded. The default is 25.
There are too many devices
requesting multicast chan-
nels on this card.
High Water Mark per Card
Cleared
The IGMP group limit per card has dropped below the
high water mark
No action is required, this is
information.
MAC Limit per Port
Exceeded
The maximum number of multicast devices per port
has been exceeded
Contact the subscriber.
Group Limit per MAC
(device) Exceeded
The subscriber device is requesting more channels than
allowed.
Check for an STB malfunc-
tion and/or contact sub-
scriber.