Alcatel-Lucent 7330 Product Information Manual page 219

13 — I-241G-A unit data sheet
Note
(1) Where x is a number from 0 to 7.
All VLAN tagging behavior operates as described in the appropriate P-OLT system
documentation except as indicated in the following sections.
Upstream traffic handling (trusted and untrusted)
Table
untrusted traffic.
Table 13-15 Upstream untrusted and trusted tagging behavior
Traffic source
Untrusted
Trusted
Downstream traffic handling (strip tag and tag through)
Table
through modes.
Table 13-16 Downstream untrusted and trusted tagging behavior
Traffic mode
Strip tag
Tag through
13-14
13-15 describes upstream VLAN tagging and P-bit allocation from trusted and
Traffic type
Untagged packets
P-bit tagged packets
P-bit and C-VLAN tagged
packets
Untagged packets
P-bit tagged packets
P-bit and C-VLAN tagged
packets
13-16 describes downstream VLAN tagging behavior for strip tag and tag
Traffic type
Untagged packets
P-bit tagged packets
C-VLAN tagged packets
Untagged packets
P-bit tagged packets
C-VLAN tagged packets
December 2010
ONT Product Information Guide Edition 01
Ethernet switch behavior
Default C-VLAN and P-bits are added to the packets.
Default C-VLAN is added to the packets. P-bits are
overwritten.
Received C-VLAN and P-bits are overwritten.
Default C-VLAN and P-bits are added to the packets.If the
packets are IP, the DSCP to P-bits mapping is used. If the
packets are PPPoE, the default P-bits are used.
Received P-bits are overwritten with default C-VLAN. P-bits
are unchanged.
Received C-VLAN must match default VLAN or the packet is
dropped. P-bits are unchanged.
Transmitted to ONT port as
Untagged packet.
Untagged packet.
Untagged packet.
Untagged packet.
Default C-VLAN is added and the
maximum number of P-bits will be
accepted.
Default C-VLAN overwrites the received
C-VLAN and the maximum number of
P-bits will be accepted.
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