Specifications

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VPN 3000 Series Concentrator Reference Volume II: Administration and Monitoring
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Chapter 15 Statistics
Monitoring | Statistics | PPTP
Tx Octets Control / Data
The number of PPTP control/data octets (bytes) transmitted by the VPN Concentrator since it was last
booted or reset.
Tx Packets Control / Data
The number of PPTP control/data packets transmitted by the VPN Concentrator since it was last booted
or reset.
PPTP Sessions
This table shows statistics for active PPTP sessions on the VPN Concentrator. Each active session is a
row.
Peer IP
The IP address of the peer host that established the PPTP tunnel for this session, in other words, the
tunnel endpoint IP address. The Monitoring | Sessions screen shows the IP address assigned to the client
using the tunnel.
Username
The username for the session within a PPTP tunnel. This is typically the login name of the remote user.
Receive Octets
The total number of PPTP data octets (bytes) received by this session.
Receive Packets
The total number of PPTP data packets received by this session.
Receive Discards
The total number of PPTP data packets received and discarded by this session.
Receive ZLB
The total number of PPTP Zero Length Body acknowledgement data packets received by this session.
ZLB packets are sent as GRE acknowledgement packets when there is no data packet on which to
piggyback an acknowledgement.