Hi Dan, Currently everything is looking good. I will share the log output if I face issue in future.
Regards Prakash On Wednesday, June 7, 2017 at 6:49:16 PM UTC-7, dan (ddpbsd) wrote: > > On Wed, Jun 7, 2017 at 12:34 PM, prakash ranjan > <prakashr...@gmail.com <javascript:>> wrote: > > Hi, > > > > After running "/var/ossec/bin/agent_control -l " there are several > > servers/agents status is showing as "Disconnected". > > > > Process I have followed to fix this:- > > > > /var/ossec/bin/agent_control -l | grep Disconnected > > > > output:- ID: 1042, Name: rungps-nightly.networkfleet.com, IP: any, > > Disconnected > > > > /var/ossec/bin/manage_agents -r <1042> # the id no in above output > > This removes the key. > > service ossec restart > > > > then go to client:- > > add key again > > /var/ossec/bin/agent-auth -m 10.10.1.55 > > service ossec-hids restart > > > > This solution is definitely working and fixing the issue. But, earlier I > had > > this issue for approx 10 agents. Now, I can see the same issue for few > more > > servers/agents. Even few servers reappeared even after fixing the > problem. > > Please help with some good solution.. > > > > Have you checked the ossec.log files for the agents and server? > > > > > Details about environment:- > > ****************************** > > OS = OEL Linux 6.8 > > > > /var/ossec/bin/ossec-analysisd -V > > > > > > > > OSSEC HIDS v2.8 - Trend Micro Inc. > > > > > > > > cat /etc/ossec-init.conf > > > > > > > > DIRECTORY="/var/ossec/" > > > > VERSION="v2.8" > > > > DATE="Tue Jan 26 08:34:27 PST 2016" > > > > > > TYPE=“server" > > > > > > > > cat /var/ossec/etc/ossec.conf (Removed ip addresses) > > > > > > > > <ossec_config> > > > > <global> > > > > <email_notification>yes</email_notification> > > > > <email_to></email_to> > > > > <smtp_server>localhost</smtp_server> > > > > <email_from></email_from> > > > > <email_maxperhour>25</email_maxperhour> > > > > </global> > > > > > > > > <syslog_output> > > > > <server>xx.xx.xx.xx</server> > > > > </syslog_output> > > > > > > > > <rules> > > > > <include>rules_config.xml</include> > > > > <include>pam_rules.xml</include> > > > > <include>sshd_rules.xml</include> > > > > <include>telnetd_rules.xml</include> > > > > <include>syslog_rules.xml</include> > > > > <include>arpwatch_rules.xml</include> > > > > <include>symantec-av_rules.xml</include> > > > > <include>symantec-ws_rules.xml</include> > > > > <include>pix_rules.xml</include> > > > > <include>named_rules.xml</include> > > > > <include>smbd_rules.xml</include> > > > > <include>vsftpd_rules.xml</include> > > > > <include>pure-ftpd_rules.xml</include> > > > > <include>proftpd_rules.xml</include> > > > > <include>ms_ftpd_rules.xml</include> > > > > <include>ftpd_rules.xml</include> > > > > <include>hordeimp_rules.xml</include> > > > > <include>roundcube_rules.xml</include> > > > > <include>wordpress_rules.xml</include> > > > > <include>cimserver_rules.xml</include> > > > > <include>vpopmail_rules.xml</include> > > > > <include>vmpop3d_rules.xml</include> > > > > <include>courier_rules.xml</include> > > > > <include>web_rules.xml</include> > > > > <include>web_appsec_rules.xml</include> > > > > <include>apache_rules.xml</include> > > > > <include>nginx_rules.xml</include> > > > > <include>php_rules.xml</include> > > > > <include>mysql_rules.xml</include> > > > > <include>postgresql_rules.xml</include> > > > > <include>ids_rules.xml</include> > > > > <include>squid_rules.xml</include> > > > > <include>firewall_rules.xml</include> > > > > <include>cisco-ios_rules.xml</include> > > > > <include>netscreenfw_rules.xml</include> > > > > <include>sonicwall_rules.xml</include> > > > > <include>postfix_rules.xml</include> > > > > <include>sendmail_rules.xml</include> > > > > <include>imapd_rules.xml</include> > > > > <include>mailscanner_rules.xml</include> > > > > <include>dovecot_rules.xml</include> > > > > <include>ms-exchange_rules.xml</include> > > > > <include>racoon_rules.xml</include> > > > > <include>vpn_concentrator_rules.xml</include> > > > > <include>spamd_rules.xml</include> > > > > <include>msauth_rules.xml</include> > > > > <include>mcafee_av_rules.xml</include> > > > > <include>trend-osce_rules.xml</include> > > > > <include>ms-se_rules.xml</include> > > > > <!-- <include>policy_rules.xml</include> --> > > > > <include>zeus_rules.xml</include> > > > > <include>solaris_bsm_rules.xml</include> > > > > <include>vmware_rules.xml</include> > > > > <include>ms_dhcp_rules.xml</include> > > > > <include>asterisk_rules.xml</include> > > > > <include>ossec_rules.xml</include> > > > > <include>attack_rules.xml</include> > > > > <include>openbsd_rules.xml</include> > > > > <include>clam_av_rules.xml</include> > > > > <include>dropbear_rules.xml</include> > > > > <include>local_rules.xml</include> > > > > </rules> > > > > > > > > > > > > <rootcheck> > > > > > <rootkit_files>/var/ossec/etc/shared/rootkit_files.txt</rootkit_files> > > > > > > > <rootkit_trojans>/var/ossec/etc/shared/rootkit_trojans.txt</rootkit_trojans> > > > > > > <system_audit>/var/ossec/etc/shared/system_audit_rcl.txt</system_audit> > > > > > > > <system_audit>/var/ossec/etc/shared/cis_debian_linux_rcl.txt</system_audit> > > > > > > > <system_audit>/var/ossec/etc/shared/cis_rhel_linux_rcl.txt</system_audit> > > > > > > > <system_audit>/var/ossec/etc/shared/cis_rhel5_linux_rcl.txt</system_audit> > > > > </rootcheck> > > > > > > > > <global> > > > > <white_list>xx.xx.xx.xx</white_list> > > > > <white_list>^localhost.localdomain$</white_list> > > > > <white_list>xx.xx.xx.xx</white_list> > > > > <white_list>xx.xx.xx.xx</white_list> > > > > </global> > > > > > > > > <remote> > > > > <connection>syslog</connection> > > > > </remote> > > > > > > > > <remote> > > > > <connection>secure</connection> > > > > </remote> > > > > > > > > <alerts> > > > > <log_alert_level>1</log_alert_level> > > > > <email_alert_level>10</email_alert_level> > > > > </alerts> > > > > > > > > <command> > > > > <name>host-deny</name> > > > > <executable>host-deny.sh</executable> > > > > <expect>srcip</expect> > > > > <timeout_allowed>yes</timeout_allowed> > > > > </command> > > > > > > > > <command> > > > > <name>firewall-drop</name> > > > > <executable>firewall-drop.sh</executable> > > > > <expect>srcip</expect> > > > > <timeout_allowed>yes</timeout_allowed> > > > > </command> > > > > > > > > <command> > > > > <name>disable-account</name> > > > > <executable>disable-account.sh</executable> > > > > <expect>user</expect> > > > > <timeout_allowed>yes</timeout_allowed> > > > > </command> > > > > > > > > <command> > > > > <name>restart-ossec</name> > > > > <executable>restart-ossec.sh</executable> > > > > <expect></expect> > > > > </command> > > > > > > > > > > > > <command> > > > > <name>route-null</name> > > > > <executable>route-null.sh</executable> > > > > <expect>srcip</expect> > > > > <timeout_allowed>yes</timeout_allowed> > > > > </command> > > > > > > > > <!-- Files to monitor (localfiles) --> > > > > > > > > <localfile> > > > > <log_format>syslog</log_format> > > > > <location>/var/log/messages</location> > > > > </localfile> > > > > > > > > <localfile> > > > > <log_format>syslog</log_format> > > > > <location>/var/log/secure</location> > > > > </localfile> > > > > > > > > <localfile> > > > > <log_format>apache</log_format> > > > > <location>/var/log/httpd/*log</location> > > > > </localfile> > > > > > > > > <localfile> > > > > <log_format>syslog</log_format> > > > > <location>/var/log/maillog</location> > > > > </localfile> > > > > > > > > <localfile> > > > > <log_format>command</log_format> > > > > <command>df -h</command> > > > > </localfile> > > > > > > > > <localfile> > > > > <log_format>full_command</log_format> > > > > <command>netstat -tan |grep LISTEN |grep -v xx.xx.xx.xx | > sort</command> > > > > </localfile> > > > > > > > > <localfile> > > > > <log_format>full_command</log_format> > > > > <command>last -n 5</command> > > > > </localfile> > > > > > > > > > > </ossec_config> > > > > Regards > > Prakash > > > > -- > > > > --- > > You received this message because you are subscribed to the Google > Groups > > "ossec-list" group. > > To unsubscribe from this group and stop receiving emails from it, send > an > > email to ossec-list+...@googlegroups.com <javascript:>. > > For more options, visit https://groups.google.com/d/optout. > -- --- You received this message because you are subscribed to the Google Groups "ossec-list" group. 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