Yes there is symbolic link for that.
root@admin01 ~# ls -l /var/lib/sss/pipes/private/sbus-dp_LDAP
lrwxrwxrwx 1 root root 45 2012-10-10 10:29 /var/lib/sss/pipes/private/sbus-dp_LDAP -> /var/lib/sss/pipes/private/sbus-dp_LDAP.31432
sssd.log
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_quit] (0x0010): Monitor received Terminated: terminating children
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_quit] (0x0020): Terminating [LDAP][31432]
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_quit] (0x0020): Child [LDAP] exited gracefully
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_quit] (0x0020): Terminating [pam][31427]
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_quit] (0x0020): Child [pam] exited gracefully
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_quit] (0x0020): Terminating [nss][31426]
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_quit] (0x0020): Child [nss] exited gracefully
(Wed Oct 10 14:36:20:589089 2012) [sssd] [check_file] (0x0020): lstat for [/var/run/nscd/socket] failed: [2][No such file or directory].
(Wed Oct 10 14:36:20:633661 2012) [sssd] [server_setup] (0x0080): Becoming a daemon.
(Wed Oct 10 14:36:20 2012) [sssd] [server_setup] (0x0080): CONFDB: /var/lib/sss/db/config.ldb
(Wed Oct 10 14:36:20 2012) [sssd] [sbus_new_server] (0x0080): D-BUS Server listening on unix:path=/var/lib/sss/pipes/private/sbus-monitor,guid=d3ba0ac37f6674615dd1026b50755db4
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_service_init] (0x0080): Initializing D-BUS Service
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_service_init] (0x0080): Initializing D-BUS Service
(Wed Oct 10 14:36:20 2012) [sssd] [monitor_service_init] (0x0080): Initializing D-BUS Service
sssd_nss.log
(Wed Oct 10 14:36:20 2012) [sssd[nss]] [sbus_dispatch] (0x0020): Performing auto-reconnect
(Wed Oct 10 14:36:20 2012) [sssd[nss]] [server_setup] (0x0080): CONFDB: /var/lib/sss/db/config.ldb
(Wed Oct 10 14:36:20 2012) [sssd[nss]] [sss_process_init] (0x0020): Responder Initialization complete
(Wed Oct 10 14:36:20 2012) [sssd[nss]] [nss_process_init] (0x0020): NSS Initialization complete
(Wed Oct 10 14:36:30 2012) [sssd[nss]] [sbus_dispatch] (0x0020): Performing auto-reconnect
(Wed Oct 10 14:36:31 2012) [sssd[nss]] [sbus_reconnect] (0x0080): Making reconnection attempt 1 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:36:31 2012) [sssd[nss]] [sbus_reconnect] (0x0080): Reconnected to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:36:31 2012) [sssd[nss]] [nss_dp_reconnect_init] (0x0020): Reconnected to the Data Provider.
(Wed Oct 10 14:36:40 2012) [sssd[nss]] [sbus_dispatch] (0x0020): Performing auto-reconnect
(Wed Oct 10 14:36:41 2012) [sssd[nss]] [sbus_reconnect] (0x0080): Making reconnection attempt 1 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:36:41 2012) [sssd[nss]] [sbus_reconnect] (0x0080): Reconnected to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:36:41 2012) [sssd[nss]] [nss_dp_reconnect_init] (0x0020): Reconnected to the Data Provider.
(Wed Oct 10 14:36:50 2012) [sssd[nss]] [sbus_dispatch] (0x0020): Performing auto-reconnect
(Wed Oct 10 14:36:51 2012) [sssd[nss]] [sbus_reconnect] (0x0080): Making reconnection attempt 1 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:36:51 2012) [sssd[nss]] [sbus_reconnect] (0x0080): Reconnected to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:36:51 2012) [sssd[nss]] [nss_dp_reconnect_init] (0x0020): Reconnected to the Data Provider.
(Wed Oct 10 14:37:00 2012) [sssd[nss]] [sbus_dispatch] (0x0020): Performing auto-reconnect
(Wed Oct 10 14:37:01 2012) [sssd[nss]] [sbus_reconnect] (0x0080): Making reconnection attempt 1 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:37:01 2012) [sssd[nss]] [sbus_reconnect] (0x0020): Failed to open connection: name=org.freedesktop.DBus.Error.NoServer, message=Failed to connect to socket /var/lib/sss/pipes/private/sbus-dp_LDAP: Connection refused
(Wed Oct 10 14:37:04 2012) [sssd[nss]] [sbus_reconnect] (0x0080): Making reconnection attempt 2 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:37:04 2012) [sssd[nss]] [sbus_reconnect] (0x0020): Failed to open connection: name=org.freedesktop.DBus.Error.NoServer, message=Failed to connect to socket /var/lib/sss/pipes/private/sbus-dp_LDAP: Connection refused
(Wed Oct 10 14:37:14 2012) [sssd[nss]] [sbus_reconnect] (0x0080): Making reconnection attempt 3 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:37:14 2012) [sssd[nss]] [sbus_reconnect] (0x0020): Failed to open connection: name=org.freedesktop.DBus.Error.NoServer, message=Failed to connect to socket /var/lib/sss/pipes/private/sbus-dp_LDAP: Connection refused
(Wed Oct 10 14:37:14 2012) [sssd[nss]] [nss_dp_reconnect_init] (0x0010): Could not reconnect to LDAP provider.
(Wed Oct 10 14:37:15 2012) [sssd[nss]] [sbus_conn_send] (0x0020): D-BUS not connected
(Wed Oct 10 14:37:15 2012) [sssd[nss]] [sss_dp_internal_get_send] (0x0020): D-BUS send failed.
(Wed Oct 10 14:37:15 2012) [sssd[nss]] [sss_dp_issue_request] (0x0020): The request has disappeared?
(Wed Oct 10 14:37:15 2012) [sssd[nss]] [sss_dp_get_account_send] (0x0040): Could not issue DP request [5]: Input/output error
(Wed Oct 10 14:37:15 2012) [sssd[nss]] [nss_cmd_initgroups_dp_callback] (0x0040): Unable to get information from Data Provider
Error: 3, 5, (null)
Will try to return what we have in cache
sssd_pam.log
(Wed Oct 10 14:36:51 2012) [sssd[pam]] [pam_dp_reconnect_init] (0x0020): Reconnected to the Data Provider.
(Wed Oct 10 14:37:00 2012) [sssd[pam]] [sbus_dispatch] (0x0020): Performing auto-reconnect
(Wed Oct 10 14:37:01 2012) [sssd[pam]] [sbus_reconnect] (0x0080): Making reconnection attempt 1 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:37:01 2012) [sssd[pam]] [sbus_reconnect] (0x0020): Failed to open connection: name=org.freedesktop.DBus.Error.NoServer, message=Failed to connect to socket /var/lib/sss/pipes/private/sbus-dp_LDAP: Connection refused
(Wed Oct 10 14:37:04 2012) [sssd[pam]] [sbus_reconnect] (0x0080): Making reconnection attempt 2 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:37:04 2012) [sssd[pam]] [sbus_reconnect] (0x0020): Failed to open connection: name=org.freedesktop.DBus.Error.NoServer, message=Failed to connect to socket /var/lib/sss/pipes/private/sbus-dp_LDAP: Connection refused
(Wed Oct 10 14:37:14 2012) [sssd[pam]] [sbus_reconnect] (0x0080): Making reconnection attempt 3 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:37:14 2012) [sssd[pam]] [sbus_reconnect] (0x0020): Failed to open connection: name=org.freedesktop.DBus.Error.NoServer, message=Failed to connect to socket /var/lib/sss/pipes/private/sbus-dp_LDAP: Connection refused
(Wed Oct 10 14:37:14 2012) [sssd[pam]] [pam_dp_reconnect_init] (0x0010): Could not reconnect to LDAP provider.
(Wed Oct 10 14:37:17 2012) [sssd[pam]] [sbus_conn_send] (0x0020): D-BUS not connected
(Wed Oct 10 14:37:17 2012) [sssd[pam]] [sss_dp_internal_get_send] (0x0020): D-BUS send failed.
(Wed Oct 10 14:37:17 2012) [sssd[pam]] [sss_dp_issue_request] (0x0020): The request has disappeared?
(Wed Oct 10 14:37:17 2012) [sssd[pam]] [sss_dp_get_account_send] (0x0040): Could not issue DP request [5]: Input/output error
(Wed Oct 10 14:37:17 2012) [sssd[pam]] [pam_check_user_dp_callback] (0x0040): Unable to get information from Data Provider
Error: 3, 5, (null)
(Wed Oct 10 14:37:17 2012) [sssd[pam]] [sbus_conn_send] (0x0020): D-BUS not connected
(Wed Oct 10 14:37:44 2012) [sssd[pam]] [sbus_reconnect] (0x0080): Making reconnection attempt 4 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:37:44 2012) [sssd[pam]] [sbus_reconnect] (0x0020): Failed to open connection: name=org.freedesktop.DBus.Error.NoServer, message=Failed to connect to socket /var/lib/sss/pipes/private/sbus-dp_LDAP: Connection refused
(Wed Oct 10 14:37:44 2012) [sssd[pam]] [pam_dp_reconnect_init] (0x0010): Could not reconnect to LDAP provider.
(Wed Oct 10 14:38:14 2012) [sssd[pam]] [sbus_reconnect] (0x0080): Making reconnection attempt 5 to [unix:path=/var/lib/sss/pipes/private/sbus-dp_LDAP]
(Wed Oct 10 14:38:14 2012) [sssd[pam]] [sbus_reconnect] (0x0020): Failed to open connection: name=org.freedesktop.DBus.Error.NoServer, message=Failed to connect to socket /var/lib/sss/pipes/private/sbus-dp_LDAP: Connection refused
(Wed Oct 10 14:38:14 2012) [sssd[pam]] [pam_dp_reconnect_init] (0x0010): Could not reconnect to LDAP provider.