Table 22: Ingress Sap Tagging Rules - Alcatel-Lucent 7705 Service Manual

Ethernet VLL (Epipe) Services
Tagging Rules
Table 22
(null or dot1q) and Epipe type (Ethernet or VLAN) for SAP ingress and SAP egress
directions.
An attachment circuit (ingress or egress) can be configured for one of the following
encapsulation types:
Page 164
and Table 23 show the general tagging rules for combinations of interface port type
• null
• dot1q
• QinQ
Note: The QinQ mode is not supported in Release 3.0 of the 7705 SAR.
(1)
Ingress SAP Type
Null
Dot1q
Notes:
1. Ingress SAP type is configured at the port level.
2. If the VC tag is not set, then the original tag is preserved.

Table 22: Ingress SAP Tagging Rules

VC Type (Epipe)
Raw (Ethernet)
No operation
Pop (outer tag)
7705 SAR OS Services Guide
Tagged (VLAN)
Push (VC tag)
Pop (outer tag)
(2)
Push (VC tag)