ELSA LANCOM Business Manuel De L'utilisateur page 280

R10 4 ELSA LANCOM Business Internal
Online Trace 'IP-MASQ'
The outputs under 'IP-MASQ' describe the procedures in the masquerading module. The
opening and the closing of a masked connection is output. The display is in the following
format:
Format: [Open/close]: [Protocol] [IP source address] [Source port] [Mapped port]
[Reason]
TCP, UDP or ICMP are possible protocols. If the protocol is ICMP, the source port gives
the identifier of the request packet. The mapped port field shows how the source port
has been set. The cause of a close is given in the reason field. Possible reasons are:
Timeout
TCP finish
TCP reset
Port assigned
Examples:
Open: TCP
Open: TCP
Open: TCP
Close: TCP
Online Trace "SCRPT"
The outputs under 'SCRPT' describe the progress of a script negotiation. The display is
in the following format:
Format: [Source interface] [Receive/transmit/Error] [Text] [Action]
Example:
CH01: Rx: Password -> Tx: * \r
In the above example, the password is requested by the remote station. It is returned to
the remote station (hidden under a '*').
Online Trace 'DHCP'
The outputs under 'DHCP' describe the procedures in the Dynamic Host Configuration
Protocol. The queries from DHCP clients and the answer from the DHCP servers are then
displayed in the ELSA LANCOM . The display is in the following format:
Format: [DHCP Client Message] [DHCP Server Message]
ELSA LANCOM Business
The set protocol timeout is expired
A TCP connection was terminated normally
A TCP connection was interrupted because of an error in one of the machines
involved
A 'passive' TCP connection was assigned to source port. Example: FTP in pas-
sive mode
SrcIP: 10.0.0.44, 1121
SrcIP: 10.0.0.44, 1122
SrcIP: 10.0.0.44, 1123
SrcIP: 10.0.0.44, 1121
-> 64107
-> 64104
-> 64105
-> 64107 TCP reset