CANOGA PERKINS 9145EMP NID Software Version 3.1 User Manual

Page 157

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Service OAM

9145EMP NID Software User’s Manual

Maintenance Entity Groups

145

5. Select a VLAN Tag Type (NONE, C-Tag, or S-Tag).

None means that the frames are not tagged.

C-Tag indicates that ethernet frames (CCMs, LBMs, LBRs, LTMs, LTRs) are
tagged for customers. C-Tagged MEPs or MIPs send and receive single or double
tagged frames, depending on the position and configuration.

S-Tag indicates an Ethernet frame that is tagged according to the service pro-
vider's tagging scheme. An S-Tag is usually called also "outer tag" and it is identi-
fied as such by a different EthType, according to IEEE 802.1ad standard.

Press Enter. If you selected C-Tag or S-Tag, the VLAN Multiplexing record field is high-
lighted.

6. If you selected C-Tag or S-Tag, type the number of the VLAN Multiplexing record and

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 Permis-
sions (Sender ID) field is highlighted

8. In the Permissions (SenderID) field, select None, Chassis, Manage, or ChassisManage

and press Enter. This value indicates what is to be included in the Sender ID TLV trans-
mitted 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.

9. To accept the new Maintenance Entity Group settings, type A and press Enter. The Main-

tenance Entity Group Attributes screen (Figure 11-16) 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.

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