The xferlog file contains transfer logging information from the FTP Server, in.ftpd(1M). You can use the logfile capability to change the location of the log file. See ftpaccess(4).

Each server entry is composed of a single line of the following form. All fields are separated by spaces.

current-time  transfer-time    remote-host  file-size  filename  
transfer-type  special-action-flag  direction access-mode  username
service-name  authentication-method  authenticated-user-id completion-status

The fields are defined as follows:

current-time

The current local time in the form DDD MMM dd hh:mm:ss YYYY, where:

DDD

Is the day of the week

MMM

Is the month

dd

Is the day of the month

hh

Is the hour

mm

Is the minutes

ss

Is the seconds

YYYY

Is the year

transfer-time

The total time in seconds for the transfer

remote-host

The remote host name

file-size

The number of bytes transferred

filename

The name of the transferred file

transfer-type

A single character indicating the type of transfer:

a

Indicates an ascii transfer

b

Indicates a binary transfer

special-action-flag

One or more single character flags that indicate any special action taken. The special-action-flag can have one of more of the following values:

C

File was compressed

U

File was uncompressed

T

File was archived, for example, by using tar(1)

_ (underbar)

No action was taken.

direction

The direction of the transfer. direction can have one of the following values:

o

Outgoing

i

Incoming

access-mode

The method by which the user is logged in. access-mode can have one of the following values:

a

For an anonymous user.

g

For a passworded guest user. See the description of the guestgroup capability in ftpaccess(4).

r

For a real, locally authenticated user

username

The local username, or if anonymous, the ID string given

service-name

The name of the service invoked, usually ftp

authentication-method

The method of authentication used. authentication-method can have one of the following values:

0

None

1

RFC 931 authentication

authenticated-user-id

The user ID returned by the authentication method. A * is used if an authenticated user ID is not available.

completion-status

A single character indicating the status of the transfer. completion-status can have one of the following values:

c

Indicates complete transfer

i

Indicates incomplete transfer

/var/log/xferlog

See attributes(5) for descriptions of the following attributes:

tar(1), in.ftpd(1M), ftpaccess(4), ftpconversions(4), attributes(5)

StJohns, Mike. RFC 931, Authentication Server. Network Working Group. January 1985.