Diagnostic message -- what's up?

[Richard Crane <Richard.Crane () haskins yale edu>]

I am getting a lot of these messages since switching to v 2.0.1:


returning! TCP (2) IP (0) UDP (0)
returning! TCP (2) IP (0) UDP (0)
returning! TCP (2) IP (0) UDP (0)


Here's my startup:
/usr/local/bin/snort -A fast  -i en0 -c 
/Users/craner/snort-2.0.1/etc/snort.conf -l /var/log/snort
Password:
Running in IDS mode
Log directory = /var/log/snort

Initializing Network Interface en0

        --== Initializing Snort ==--
Initializing Output Plugins!
Decoding Ethernet on interface en0
Initializing Preprocessors!
Initializing Plug-ins!
Parsing Rules file /Users/craner/snort-2.0.1/etc/snort.conf

+++++++++++++++++++++++++++++++++++++++++++++++++++
Initializing rule chains...
No arguments to frag2 directive, setting defaults to:
    Fragment timeout: 60 seconds
    Fragment memory cap: 4194304 bytes
    Fragment min_ttl:   0
    Fragment ttl_limit: 5
    Fragment Problems: 0
    Self preservation threshold: 500
    Self preservation period: 90
    Suspend threshold: 1000
    Suspend period: 30
Stream4 config:
    Stateful inspection: ACTIVE
    Session statistics: INACTIVE
    Session timeout: 30 seconds
    Session memory cap: 8388608 bytes
    State alerts: INACTIVE
    Evasion alerts: INACTIVE
    Scan alerts: ACTIVE
    Log Flushed Streams: INACTIVE
    MinTTL: 1
    TTL Limit: 5
    Async Link: 0
    State Protection: 0
    Self preservation threshold: 50
    Self preservation period: 90
    Suspend threshold: 200
    Suspend period: 30
Stream4_reassemble config:
    Server reassembly: INACTIVE
    Client reassembly: ACTIVE
    Reassembler alerts: ACTIVE
    Ports: 21 23 25 53 80 110 111 143 513 1433
    Emergency Ports: 21 23 25 53 80 110 111 143 513 1433
http_decode arguments:
    Unicode decoding
    IIS alternate Unicode decoding
    IIS double encoding vuln
    Flip backslash to slash
    Include additional whitespace separators
    Ports to decode http on: 80
rpc_decode arguments:
    Ports to decode RPC on: 111 32771
    alert_fragments: INACTIVE
    alert_large_fragments: ACTIVE
    alert_incomplete: ACTIVE
    alert_multiple_requests: ACTIVE
telnet_decode arguments:
    Ports to decode telnet on: 21 23 25 119
1463 Snort rules read...
1463 Option Chains linked into 148 Chain Headers
0 Dynamic rules
+++++++++++++++++++++++++++++++++++++++++++++++++++

Rule application order: ->activation->dynamic->alert->pass->log

        --== Initialization Complete ==--

-*> Snort! <*-
Version 2.0.1 (Build 88)
By Martin Roesch (roesch () sourcefire com, www.snort.org)


=============


Shortly after startup, the messages start. They tend to come in 
clusters of 10-15 at about 1-2 minute intervals.

Any suggestions?


Richard Crane
-------
Haskins Laboratories / (203) 865-6163 X 275 /  FAX (203) 865-8963



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