CANOGA PERKINS 9145E NID Software Version 3.1 - Manual (Page 158)

Service OAM 9145E NID Software User’s Manual
Maintenance Entity Groups
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6. Select a VLAN Tag Type (C-Tag, S-Tag, or None).
• C-Tag indicates that ethernet frames (CCMs, LBMs, LBRs, LTMs, LTRs) are
tagged with a VLAN tag for the customer space. If All-to-One Bundling is enabled,
C-Tagged frames may be sent double tagged, according to the rules described in
the section “SOAM Functionality with All-to-One Bundling” on page 123.
• S-Tag specifies the single S-Tagged UP MEP configured for the All-to-One tunnel.
(See the section “Management IP Configuration” on page 10.)
• None means that the frames are not tagged.
Press Enter. The CCM Interval field is highlighted.
7. Select a Continuity Check Message (CCM) Interval (1 sec, 10 sec, 100 ms) and press Enter. The
CCM interval is the interval at which CCMs are sent by a MEP. The Permissions (Sender ID) field
is highlighted
8. In the Permissions (SenderID) field, select None, Chassis, Manage, ChassisManage, or Defer and
press Enter. This value indicates what is to be included in the Sender ID TLV transmitted in CCMs,
LBMs, LTMs, and LTRs:
• None: The Sender ID TLV is not sent. This is the default value.
• Chassis: the Chassis ID Length, Chassis ID Subtype, and Chassis ID fields of the
Sender ID TLV are sent.
• Manage: the Management Address Length and Management Address of the
Sender ID TLV are sent.
• ChassisManage: the The Chassis ID Length, Chassis ID Subtype, Chassis ID,
Management Address Length and Management Address fields are sent.
• Defer: the contents of the Sender ID TLV is determined by the corresponding
Maintenance Domain configuration.
9. To accept the new Maintenance Entity Group settings, type A and press Enter. The Maintenance
Entity Group Attributes screen (Figure 11-17) opens.
10. To modify an attribute value, type the number of the attribute and press Enter, or press Esc to
return to the Maintenance Entity Group List.
11.5.2.1 Interoperability between a Y.1731 MEP and 802.1ag MEPs
In general, an 802.1ag MEP cannot interoperate correctly with a Y.1731 MEP; that is, they cannot
correctly exchange CCM messages. Their respective standards do not provide compatibility
methods.