[Samba] Long Delays Displaying Small Folders in Windows Explorer (samba-3.0.10-1 FC2)

Stewart Baillie stewart.baillie at nghealth.com
Mon May 30 07:47:46 GMT 2005


Hi,

I'm trying to replace a windows fileserver server with a Fedora Core 2
samba server in our Windows 2000 ADS domain.

A performance problem occurs when accessing certain samba shares from
Windows Explorer on either an Windows XP or a W2K client machine.  It
can take up to a minute for explorer to list files in a share folder
containing only a few files!  It eventually does, but but reports as non
responding for a long period beforehand.

I've gone about as far as I can in attempting to resolve this issue
myserlf and would appreciate any suggestions from the samba list!

Server Hardware:
   HP Proliant ML 350 Xeon 1G mem
   NetXtreme BCM5705_2 Gigabit Ethernet

Server Software
   All FC2 packages updates applied as of early May 2005 including:
     smp kernel 2.6.10-1.771
     samba 3.0.10

Network Hardware
   Linksys and 3com Switches (circa 2004)

Client hardware:
   Windows 2000 SP4 and Windows XP Pro machines

In setting up the samba server, I followed the approach outlined in
"Samba-3 By Example" chapter 9.3.3 "Active Directory Domain with samba
Domain Member Server".  I also applied recommended tuning steps.  The
setup all seemed to go impressively smoothly.

I suspect the problem is related to networking.  Analysis in ethereal
shows a huge amount of traffic during the non responsive period.  It
looks like every file is read in it's entirity in 512 byte increments?
Also, a lot of checksum messages come up.

Two highly abreviated text extracts from the ethereal logs are attached 
(which are repeatable):

The first shows the (61 entries) activity involved in displaying
share //nghfs/downloads - which occurs quickly.

The second shows a sample of the excessive activity (57000 log entries!)
involved in displaying a sub folder share //nghfs/downloads/Mozilla -
which takes quite a few seconds although only contains 5 files and 2
folders.

The smb.conf file is also attached.

Any help is most welcome,
Stewart.



-------------- next part --------------
#Global parameters
[global]
	unix charset = LOCALE
	workgroup = NGHEALTH
	realm = NGHEALTH.ORG
	server string = NGHFS Samba
	security = ADS
	username map = /etc/samba/smbusers
	log level = 3
	syslog = 1
	log file = /var/log/samba/%m
	max log size = 50
	printcap name = CUPS
	ldap ssl = no
	idmap uid = 10000-20000
	idmap gid = 10000-20000
	template primary group = "Domain Users"
	template shell = /bin/bash
	winbind separator = +
	printing = cups

	socket options = IPTOS_LOWDELAY TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
	dead time = 10
	getwd cache = yes
        oplocks = no
        level2 oplocks = no

#[homes]
#	comment = Home Directories
#	valid users = %S
#	read only = No
#	browseable = No

[printers]
	comment = SMB Print Spool
	path = /var/spool/samba
	guest ok = Yes
	printable = Yes
	browseable = No

[print$]
	comment = Printer Drivers
	path = /var/lib/samba/drivers
        admin users = root NGHEALTH+Administrator @"NGHEALTH+Domain Admins"
	write list = root

[ghost]
	comment = Ghost Image Store
	path = /mnt/images/images
        admin users = root NGHEALTH+Administrator @"NGHEALTH+Domain Admins"
	valid users = @"NGHEALTH+Domain Admins"
	browseable = Yes
	writable = Yes
	oplocks = false
	level2 oplocks = false

[software]
	comment = Licensed Software [Restricted]
	path = /home/software
        admin users = root NGHEALTH+Administrator @"NGHEALTH+Domain Admins"
	valid users = @"NGHEALTH+Domain Admins"
	available = Yes
	browseable = Yes
	writable = Yes
	create mask = 775
	inherit permissions = yes
	oplocks = false
	level2 oplocks = false

[downloads]
	comment = Downloads Directory [Public]
	path = /home/downloads
	admin users = root NGHEALTH+Administrator @"NGHEALTH+Web Admins"
	valid users = @"NGHEALTH+Domain Users"
	available = Yes
	browseable = Yes
	writable = Yes
	create mask = 775
	inherit permissions = yes
	oplocks = false
	level2 oplocks = false

[users]
	comment = Offline users store
	path = /home/users
        admin users = root NGHEALTH+Administrator @"NGHEALTH+Web Admins"
        valid users = @"NGHEALTH+Domain Users"
        available = Yes
        browseable = Yes
        writable = No
	oplocks = false
	level2 oplocks = false

-------------- next part --------------
Open //NGHFS/downloads mapped drive share in Windows Exporer
************************************************************

No.     Time        Source                Destination           Protocol Info
     55 157.836971  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_PATH_INFO, Query File Basic Info, Path: \Desktop.ini


No.     Time        Source                Destination           Protocol Info
     56 157.841124  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_PATH_INFO, Error: STATUS_OBJECT_NAME_NOT_FOUND


No.     Time        Source                Destination           Protocol Info
     57 157.841559  192.168.4.210         192.168.4.230         SMB      NT Create AndX Request, Path: \Desktop.ini


No.     Time        Source                Destination           Protocol Info
     58 157.842121  192.168.4.230         192.168.4.210         SMB      NT Create AndX Response, Error: STATUS_OBJECT_NAME_NOT_FOUND


No.     Time        Source                Destination           Protocol Info
     59 157.843406  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_PATH_INFO, Query File Basic Info, Path: \Desktop.ini


No.     Time        Source                Destination           Protocol Info
     60 157.843835  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_PATH_INFO, Error: STATUS_OBJECT_NAME_NOT_FOUND


No.     Time        Source                Destination           Protocol Info
     61 157.847354  192.168.4.210         192.168.4.230         SMB      NT Create AndX Request, Path: \Desktop.ini


No.     Time        Source                Destination           Protocol Info
     62 157.847918  192.168.4.230         192.168.4.210         SMB      NT Create AndX Response, Error: STATUS_OBJECT_NAME_NOT_FOUND


No.     Time        Source                Destination           Protocol Info
     63 157.881653  192.168.4.210         192.168.4.230         SMB      Session Setup AndX Request


No.     Time        Source                Destination           Protocol Info
     64 157.921514  192.168.4.230         192.168.4.210         TCP      microsoft-ds > 2791 [ACK] Seq=1507 Ack=6694 Win=10220 Len=0


No.     Time        Source                Destination           Protocol Info
     65 157.989854  192.168.4.230         192.168.4.210         SMB      Session Setup AndX Response


No.     Time        Source                Destination           Protocol Info
     66 157.990460  192.168.4.210         192.168.4.230         SMB      Tree Connect AndX Request, Path: \\NGHFS\IPC$


No.     Time        Source                Destination           Protocol Info
     67 157.990495  192.168.4.230         192.168.4.210         TCP      microsoft-ds > 2791 [ACK] Seq=1773 Ack=6774 Win=10220 Len=0

     68 157.991434  192.168.4.230         192.168.4.210         SMB      Tree Connect AndX Response


No.     Time        Source                Destination           Protocol Info
     69 157.992018  192.168.4.210         192.168.4.230         SMB      Logoff AndX Request


No.     Time        Source                Destination           Protocol Info
     70 157.992202  192.168.4.230         192.168.4.210         SMB      Logoff AndX Response


No.     Time        Source                Destination           Protocol Info
     71 157.992382  192.168.4.210         192.168.4.230         SMB      Tree Disconnect Request


No.     Time        Source                Destination           Protocol Info
     72 157.992626  192.168.4.230         192.168.4.210         SMB      Tree Disconnect Response


No.     Time        Source                Destination           Protocol Info
     73 157.993129  192.168.4.210         192.168.4.230         SMB      Tree Connect AndX Request, Path: \\NGHFS\SOFTWARE


No.     Time        Source                Destination           Protocol Info
     74 157.995432  192.168.4.230         192.168.4.210         SMB      Tree Connect AndX Response


No.     Time        Source                Destination           Protocol Info
     75 158.017496  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_PATH_INFO, Query File Basic Info, Path: \Desktop.ini


No.     Time        Source                Destination           Protocol Info
     76 158.017925  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_PATH_INFO, Error: STATUS_OBJECT_NAME_NOT_FOUND


No.     Time        Source                Destination           Protocol Info
     77 158.018329  192.168.4.210         192.168.4.230         SMB      NT Create AndX Request, Path: \Desktop.ini


No.     Time        Source                Destination           Protocol Info
     78 158.018712  192.168.4.230         192.168.4.210         SMB      NT Create AndX Response, Error: STATUS_OBJECT_NAME_NOT_FOUND


No.     Time        Source                Destination           Protocol Info
     79 158.019295  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_PATH_INFO, Query File Basic Info, Path: \Desktop.ini


No.     Time        Source                Destination           Protocol Info
     80 158.019624  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_PATH_INFO, Error: STATUS_OBJECT_NAME_NOT_FOUND


No.     Time        Source                Destination           Protocol Info
     81 158.019943  192.168.4.210         192.168.4.230         SMB      NT Create AndX Request, Path: \Desktop.ini


No.     Time        Source                Destination           Protocol Info
     82 158.020301  192.168.4.230         192.168.4.210         SMB      NT Create AndX Response, Error: STATUS_OBJECT_NAME_NOT_FOUND


No.     Time        Source                Destination           Protocol Info
     83 158.023038  192.168.4.210         192.168.4.230         SMB      Session Setup AndX Request


No.     Time        Source                Destination           Protocol Info
     84 158.062488  192.168.4.230         192.168.4.210         TCP      microsoft-ds > 2791 [ACK] Seq=2121 Ack=8702 Win=10220 Len=0


No.     Time        Source                Destination           Protocol Info
     85 158.128004  192.168.4.230         192.168.4.210         SMB      Session Setup AndX Response


No.     Time        Source                Destination           Protocol Info
     86 158.128675  192.168.4.210         192.168.4.230         SMB      Tree Connect AndX Request, Path: \\NGHFS\IPC$


No.     Time        Source                Destination           Protocol Info
     87 158.128739  192.168.4.230         192.168.4.210         TCP      microsoft-ds > 2791 [ACK] Seq=2387 Ack=8782 Win=10220 Len=0


No.     Time        Source                Destination           Protocol Info
     88 158.129681  192.168.4.230         192.168.4.210         SMB      Tree Connect AndX Response


No.     Time        Source                Destination           Protocol Info
     89 158.130117  192.168.4.210         192.168.4.230         SMB      Logoff AndX Request


No.     Time        Source                Destination           Protocol Info
     90 158.130291  192.168.4.230         192.168.4.210         SMB      Logoff AndX Response


No.     Time        Source                Destination           Protocol Info
     91 158.130510  192.168.4.210         192.168.4.230         SMB      Tree Disconnect Request


No.     Time        Source                Destination           Protocol Info
     92 158.130776  192.168.4.230         192.168.4.210         SMB      Tree Disconnect Response


No.     Time        Source                Destination           Protocol Info
     93 158.131235  192.168.4.210         192.168.4.230         SMB      Tree Connect AndX Request, Path: \\NGHFS\DOWNLOADS


No.     Time        Source                Destination           Protocol Info
     94 158.133481  192.168.4.230         192.168.4.210         SMB      Tree Connect AndX Response


No.     Time        Source                Destination           Protocol Info
     95 158.206248  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_FS_INFO, Query Full FS Size Info


No.     Time        Source                Destination           Protocol Info
     96 158.207309  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_FS_INFO


No.     Time        Source                Destination           Protocol Info
     97 158.209775  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_FS_INFO, Query Full FS Size Info


No.     Time        Source                Destination           Protocol Info
     98 158.210698  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_FS_INFO


No.     Time        Source                Destination           Protocol Info
     99 158.218917  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_FS_INFO, Query Full FS Size Info


No.     Time        Source                Destination           Protocol Info
    100 158.219695  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_FS_INFO


No.     Time        Source                Destination           Protocol Info
    101 158.220407  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_FS_INFO, Query Full FS Size Info


No.     Time        Source                Destination           Protocol Info
    102 158.221167  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_FS_INFO


No.     Time        Source                Destination           Protocol Info
    103 158.394991  192.168.4.210         192.168.4.230         TCP      2791 > microsoft-ds [ACK] Seq=9250 Ack=2947 Win=65535 Len=0

-------------- next part --------------
No.     Time        Source                Destination           Protocol Info
    167 289.530921  192.168.4.210         192.168.4.230         TCP      2791 > microsoft-ds [ACK] Seq=11755 Ack=9902 Win=64907 Len=0


No.     Time        Source                Destination           Protocol Info
    168 315.608280  192.168.4.210         192.168.4.230         SMB      Trans2 Request, FIND_FIRST2, Pattern: Mozilla


No.     Time        Source                Destination           Protocol Info
    169 315.608775  192.168.4.230         192.168.4.210         SMB      Trans2 Response, FIND_FIRST2, Files: Mozilla


No.     Time        Source                Destination           Protocol Info
    170 315.609321  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_PATH_INFO, Query File Basic Info, Path: \Mozilla


No.     Time        Source                Destination           Protocol Info
    171 315.609513  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_PATH_INFO


No.     Time        Source                Destination           Protocol Info
    172 315.610172  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_PATH_INFO, Query File Standard Info, Path: \Mozilla


No.     Time        Source                Destination           Protocol Info
    173 315.610352  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_PATH_INFO


No.     Time        Source                Destination           Protocol Info
    174 315.610665  192.168.4.210         192.168.4.230         SMB      NT Create AndX Request, Path: \Mozilla


No.     Time        Source                Destination           Protocol Info
    175 315.610912  192.168.4.230         192.168.4.210         SMB      NT Create AndX Response, FID: 0x169e


No.     Time        Source                Destination           Protocol Info
    176 315.611072  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_FILE_INFO, FID: 0x169e, Query File Stream Info


No.     Time        Source                Destination           Protocol Info
    177 315.611243  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_FILE_INFO


No.     Time        Source                Destination           Protocol Info
    178 315.611532  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_FILE_INFO, FID: 0x169e, Query File Basic Info


No.     Time        Source                Destination           Protocol Info
    179 315.611701  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_FILE_INFO


No.     Time        Source                Destination           Protocol Info
    180 315.612056  192.168.4.210         192.168.4.230         SMB      Close Request, FID: 0x169e


No.     Time        Source                Destination           Protocol Info
    181 315.612202  192.168.4.230         192.168.4.210         SMB      Close Response


No.     Time        Source                Destination           Protocol Info
    182 315.612743  192.168.4.210         192.168.4.230         SMB      Trans2 Request, FIND_FIRST2, Pattern: Mozilla


No.     Time        Source                Destination           Protocol Info
    183 315.613098  192.168.4.230         192.168.4.210         SMB      Trans2 Response, FIND_FIRST2, Files: Mozilla


No.     Time        Source                Destination           Protocol Info
    184 315.768371  192.168.4.210         192.168.4.230         SMB      Trans2 Request, QUERY_PATH_INFO, Query File Basic Info, Path: 


No.     Time        Source                Destination           Protocol Info
    185 315.771026  192.168.4.230         192.168.4.210         SMB      Trans2 Response, QUERY_PATH_INFO


No.     Time        Source                Destination           Protocol Info
    186 315.782248  192.168.4.210         192.168.4.230         SMB      Trans2 Request, FIND_FIRST2, Pattern: \Mozilla\*


No.     Time        Source                Destination           Protocol Info
    187 315.783172  192.168.4.230         192.168.4.210         SMB      Trans2 Response, FIND_FIRST2, Files: . .. extensions - firefox Sunbird-0.2rc2-win32 user.js Thunderbird Setup 1.0.exe mozilla-win32-1.7.5-installer.exe Firefox Setup 1.0.3.exe Firefox Setup 1.0.4.exe


No.     Time        Source                Destination           Protocol Info
    188 315.867802  192.168.4.210         192.168.4.230         SMB      NT Create AndX Request, Path: \Mozilla
.......................................................................................................................

No.     Time        Source                Destination           Protocol Info
    221 315.933998  192.168.4.210         192.168.4.230         SMB      Read AndX Request, FID: 0x16a0, 256 bytes at offset 0


No.     Time        Source                Destination           Protocol Info
    222 315.942490  192.168.4.230         192.168.4.210         SMB      Read AndX Response, FID: 0x16a0, 256 bytes


No.     Time        Source                Destination           Protocol Info
    223 315.942744  192.168.4.210         192.168.4.230         SMB      Read AndX Request, FID: 0x16a0, 256 bytes at offset 64


No.     Time        Source                Destination           Protocol Info
    224 315.942916  192.168.4.230         192.168.4.210         SMB      Read AndX Response, FID: 0x16a0, 256 bytes
.......................................................................................................................

No.     Time        Source                Destination           Protocol Info
   1331 316.312070  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 276992

Frame 1331 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 49443, Ack: 310553, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1332 316.312235  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1332 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 310553, Ack: 49506, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1333 316.312537  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 277504

Frame 1333 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 49506, Ack: 311128, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1334 316.312723  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1334 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 311128, Ack: 49569, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1335 316.312879  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 278016

Frame 1335 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 49569, Ack: 311703, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1336 316.313034  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1336 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 311703, Ack: 49632, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1337 316.313360  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 278528

Frame 1337 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 49632, Ack: 312278, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1338 316.313507  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1338 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 312278, Ack: 49695, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1339 316.314145  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 279040

Frame 1339 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 49695, Ack: 312853, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1340 316.314292  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1340 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 312853, Ack: 49758, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1341 316.314578  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 279552

Frame 1341 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 49758, Ack: 313428, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1342 316.314729  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1342 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 313428, Ack: 49821, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1343 316.315066  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 280064

Frame 1343 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 49821, Ack: 314003, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1344 316.315213  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1344 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 314003, Ack: 49884, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1345 316.315723  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 280576

Frame 1345 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 49884, Ack: 314578, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1346 316.315874  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1346 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 314578, Ack: 49947, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1347 316.316206  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 281088

Frame 1347 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 49947, Ack: 315153, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1348 316.316353  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1348 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 315153, Ack: 50010, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1349 316.316771  192.168.4.210         192.168.4.230         SMB      Read
AndX Request, FID: 0x16a0, 512 bytes at offset 281600

Frame 1349 (117 bytes on wire, 117 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr:
192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds
(445), Seq: 50010, Ack: 315728, Len: 63
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
   1350 316.316918  192.168.4.230         192.168.4.210         SMB      Read
AndX Response, FID: 0x16a0, 512 bytes

Frame 1350 (629 bytes on wire, 629 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr:
192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791
(2791), Seq: 315728, Ack: 50073, Len: 575
NetBIOS Session Service
SMB (Server Message Block Protocol)
.......................................................................................................................

No.     Time        Source                Destination           Protocol Info
  28309 324.630736  192.168.4.210         192.168.4.230         TCP      2791 > microsoft-ds [ACK] Seq=772007 Ack=11933532 Win=65535 Len=0

Frame 28309 (60 bytes on wire, 60 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr: 192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds (445), Seq: 772007, Ack: 11933532, Len: 0

No.     Time        Source                Destination           Protocol Info
  28310 324.630755  192.168.4.230         192.168.4.210         TCP      [Continuation to #28279] microsoft-ds > 2791 [ACK] Seq=11936452 Ack=772007 Win=10220 [CHECKSUM INCORRECT] Len=1460

Frame 28310 (1514 bytes on wire, 1514 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr: 192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791 (2791), Seq: 11936452, Ack: 772007, Len: 1460

No.     Time        Source                Destination           Protocol Info
  28311 324.630765  192.168.4.230         192.168.4.210         TCP      [Continuation to #28279] microsoft-ds > 2791 [ACK] Seq=11937912 Ack=772007 Win=10220 [CHECKSUM INCORRECT] Len=1460

Frame 28311 (1514 bytes on wire, 1514 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr: 192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791 (2791), Seq: 11937912, Ack: 772007, Len: 1460
.......................................................................................................................

No.     Time        Source                Destination           Protocol Info
  57943 336.272896  192.168.4.210         192.168.4.230         TCP      2791 > microsoft-ds [ACK] Seq=1429976 Ack=28614574 Win=65535 Len=0

Frame 57943 (60 bytes on wire, 60 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr: 192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds (445), Seq: 1429976, Ack: 28614574, Len: 0

No.     Time        Source                Destination           Protocol Info
  57944 336.272903  192.168.4.230         192.168.4.210         TCP      [Continuation to #57924] microsoft-ds > 2791 [ACK] Seq=28614574 Ack=1429976 Win=18980 [CHECKSUM INCORRECT] Len=1460

Frame 57944 (1514 bytes on wire, 1514 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr: 192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791 (2791), Seq: 28614574, Ack: 1429976, Len: 1460

No.     Time        Source                Destination           Protocol Info
  57945 336.272910  192.168.4.230         192.168.4.210         TCP      [Continuation to #57924] microsoft-ds > 2791 [ACK] Seq=28616034 Ack=1429976 Win=18980 [CHECKSUM INCORRECT] Len=1460

Frame 57945 (1514 bytes on wire, 1514 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr: 192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791 (2791), Seq: 28616034, Ack: 1429976, Len: 1460

No.     Time        Source                Destination           Protocol Info
  57946 336.272920  192.168.4.230         192.168.4.210         TCP      [Continuation to #57924] microsoft-ds > 2791 [PSH, ACK] Seq=28617494 Ack=1429976 Win=18980 [CHECKSUM INCORRECT] Len=1460

Frame 57946 (1514 bytes on wire, 1514 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr: 192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791 (2791), Seq: 28617494, Ack: 1429976, Len: 1460

No.     Time        Source                Destination           Protocol Info
  57947 336.272938  192.168.4.230         192.168.4.210         TCP      [Continuation to #57924] microsoft-ds > 2791 [ACK] Seq=28618954 Ack=1429976 Win=18980 [CHECKSUM INCORRECT] Len=1460

Frame 57947 (1514 bytes on wire, 1514 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr: 192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791 (2791), Seq: 28618954, Ack: 1429976, Len: 1460

No.     Time        Source                Destination           Protocol Info
  57948 336.272954  192.168.4.230         192.168.4.210         TCP      [Continuation to #57924] microsoft-ds > 2791 [ACK] Seq=28620414 Ack=1429976 Win=18980 [CHECKSUM INCORRECT] Len=1460

Frame 57948 (1514 bytes on wire, 1514 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr: 192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791 (2791), Seq: 28620414, Ack: 1429976, Len: 1460

No.     Time        Source                Destination           Protocol Info
  57949 336.272968  192.168.4.230         192.168.4.210         TCP      [Continuation to #57924] microsoft-ds > 2791 [PSH, ACK] Seq=28621874 Ack=1429976 Win=18980 [CHECKSUM INCORRECT] Len=711

Frame 57949 (765 bytes on wire, 765 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr: 192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791 (2791), Seq: 28621874, Ack: 1429976, Len: 711

No.     Time        Source                Destination           Protocol Info
  57950 336.273142  192.168.4.210         192.168.4.230         TCP      2791 > microsoft-ds [ACK] Seq=1429976 Ack=28622585 Win=65535 Len=0

Frame 57950 (60 bytes on wire, 60 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr: 192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds (445), Seq: 1429976, Ack: 28622585, Len: 0

No.     Time        Source                Destination           Protocol Info
  57951 336.273901  192.168.4.210         192.168.4.230         SMB      Close Request, FID: 0x16ab

Frame 57951 (99 bytes on wire, 99 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr: 192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds (445), Seq: 1429976, Ack: 28622585, Len: 45
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
  57952 336.274114  192.168.4.230         192.168.4.210         SMB      Close Response

Frame 57952 (93 bytes on wire, 93 bytes captured)
Ethernet II, Src: 00:11:85:51:f0:9b, Dst: 00:0e:0c:64:c7:ce
Internet Protocol, Src Addr: 192.168.4.230 (192.168.4.230), Dst Addr: 192.168.4.210 (192.168.4.210)
Transmission Control Protocol, Src Port: microsoft-ds (445), Dst Port: 2791 (2791), Seq: 28622585, Ack: 1430021, Len: 39
NetBIOS Session Service
SMB (Server Message Block Protocol)

No.     Time        Source                Destination           Protocol Info
  57953 336.451108  192.168.4.210         192.168.4.230         TCP      2791 > microsoft-ds [ACK] Seq=1430021 Ack=28622624 Win=65496 Len=0

Frame 57953 (60 bytes on wire, 60 bytes captured)
Ethernet II, Src: 00:0e:0c:64:c7:ce, Dst: 00:11:85:51:f0:9b
Internet Protocol, Src Addr: 192.168.4.210 (192.168.4.210), Dst Addr: 192.168.4.230 (192.168.4.230)
Transmission Control Protocol, Src Port: 2791 (2791), Dst Port: microsoft-ds (445), Seq: 1430021, Ack: 28622624, Len: 0


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