z/OS Communications Server: IP Messages Volume 2 (EZB, EZD)
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EZD0839I

z/OS Communications Server: IP Messages Volume 2 (EZB, EZD)
SC27-3655-01

EZD0839I
Connection reset: date time filter rule= rulename ext= instance sipaddr= sipaddr dipaddr= dipaddr sport= sport dport= dport Interface= ifcaddr secclass= secclass ifcname= ifcname

Explanation

A TCP connection traversing a Shared Memory Communications over Remote Direct Memory Access (SMC-R) link matched the indicated filter rule and was reset. TCP connections that traverse SMC-R links and match a deny filter rule or a filter rule that specifies the use of IP security are reset. For this message to be written, the matched filter rule must have IpFilterLogging set to yes.

In the message text:
date
The date on which this message was issued. This date is retrieved from the system time-of-day clock, which usually reflects coordinated universal time (UTC). This timestamp might be different than the syslogd message timestamp.
time
The time at which this message was issued. This time is retrieved from the system time-of-day clock, which usually reflects coordinated universal time (UTC). This timestamp might be different than the syslogd message timestamp.
rulename
The filter rule name. If the TCP connection matched a dynamic filter rule, the rule name of the corresponding anchor filter rule is displayed; otherwise, the rule name of the matching filter rule is displayed.
  • In the policy agent configuration file, rulename is the name specified on the IpFilterRule statement.
  • When configured with the IBM® Configuration Assistant for z/OS® Communications Server, rulename corresponds to the name of a Connectivity Rule in the GUI. rulename also contains a suffix appended to the Connectivity Rule name to guarantee uniqueness.
instance
The rule name extension that indicates which instance of the rule name was matched.
sipaddr
The source IP address of the TCP connection.
dipaddr
The destination IP address of the TCP connection.
sport
The source port of the TCP connection.
dport
The destination port of the TCP connection.
ifcaddr
The interface address over which the TCP connection was established.
secclass
The security class assigned to the interface. Security class is a numeric value in the range of 0 - 255.
ifcname
The name of the interface.

System action

TCP/IP processing continues.

Operator response

No action is needed.

System programmer response

No action is needed.

User response

Not applicable.

Problem determination

Not applicable.

Source

z/OS Communications Server TCP/IP: TRMD

Module

EZATRZOS

Routing code

Not applicable.

Descriptor code

Not applicable.

Automation

Not applicable.

Example

EZD0839I Connection reset: 10/23/2012 15:40:17.54 filter rule= OSX_Rule ext= 2 sipaddr= 172.18.0.1 dipaddr= 
172.18.0.2 sport = 8080 dport = 1026 Interface= 172.18.0.1 secclass= 255 ifcname= QDIOX4101

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