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15 Monitoring
15-54
VPN 3000 Concentrator Series User Guide
Receive Packets
The total number of L2TP data packets received by this session.
Receive Discards
The total number of L2TP data packets received and discarded by this session.
Receive ZLB
The total number of L2TP Zero Length Body acknowledgement data packets received by this session.
ZLB packets are sent as acknowledgement packets when there is no data packet on which to piggyback
an acknowledgement.
Transmit Octets
The total number of L2TP data octets (bytes) transmitted by this session.
Transmit Packets
The total number of L2TP data packets transmitted by this session.
Transmit ZLB
The total number of L2TP Zero Length Body acknowledgement packets transmitted by this session. ZLB
packets are sent as acknowledgement packets when there is no data packet on which to piggyback an
acknowledgement.