diff options
author | charnier <charnier@FreeBSD.org> | 1998-07-15 06:45:02 +0000 |
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committer | charnier <charnier@FreeBSD.org> | 1998-07-15 06:45:02 +0000 |
commit | 4d8552339bf6ea3265942a447c74c8ba67a87779 (patch) | |
tree | a8baebf774e7ed850d4941e014b60f0a97fa5cce /sbin/ping/ping.8 | |
parent | b21a1d7674f318ecbd9f3ca81ee08228321a5132 (diff) | |
download | FreeBSD-src-4d8552339bf6ea3265942a447c74c8ba67a87779.zip FreeBSD-src-4d8552339bf6ea3265942a447c74c8ba67a87779.tar.gz |
Correct use of .Nm. Remove unused #includes. Use warn(). cosmetic in usage()
string.
Translate 0 sec 1000000 usec to 1 sec 0 usec.
Diffstat (limited to 'sbin/ping/ping.8')
-rw-r--r-- | sbin/ping/ping.8 | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/sbin/ping/ping.8 b/sbin/ping/ping.8 index 76bb090..1b3fd18 100644 --- a/sbin/ping/ping.8 +++ b/sbin/ping/ping.8 @@ -30,7 +30,7 @@ .\" SUCH DAMAGE. .\" .\" @(#)ping.8 8.2 (Berkeley) 12/11/93 -.\" $Id: ping.8,v 1.13 1998/03/19 07:45:57 charnier Exp $ +.\" $Id: ping.8,v 1.14 1998/04/01 00:32:18 imp Exp $ .\" .Dd March 1, 1997 .Dt PING 8 @@ -41,7 +41,7 @@ .Tn ICMP ECHO_REQUEST packets to network hosts .Sh SYNOPSIS -.Nm +.Nm ping .Op Fl QRadfnqrv .Op Fl c Ar count .Op Fl i Ar wait @@ -74,7 +74,7 @@ header, followed by a and then an arbitrary number of .Dq pad bytes used to fill out the packet. The options are as follows: -.Bl -tag -width Ds +.Bl -tag -width indent .It Fl a Audible. Include a bell .Pq ASCII 0x07 @@ -122,7 +122,7 @@ This flag only applies if the ping destination is a multicast address. If .Ar preload is specified, -.Nm ping +.Nm sends that many packets as fast as possible before falling into its normal mode of behavior. Only the super-user may use this option. @@ -190,7 +190,7 @@ e.g., after the interface was dropped by .Xr routed 8 .Pc . .It Fl s Ar packetsize -Specifies the number of data bytes to be sent. +Specify the number of data bytes to be sent. The default is 56, which translates into 64 .Tn ICMP data bytes when combined @@ -271,7 +271,7 @@ to the same request. .Pp Damaged packets are obviously serious cause for alarm and often indicate broken hardware somewhere in the -.Nm ping +.Nm packet's path (in the network or in the hosts). .Sh TRYING DIFFERENT DATA PATTERNS The @@ -326,7 +326,9 @@ uses 30, used 15 .Pc . .Pp -The maximum possible value of this field is 255, and most Unix systems set +The maximum possible value of this field is 255, and most +.Ux +systems set the .Tn TTL field of @@ -339,14 +341,18 @@ some hosts, but not reach them with or .Xr ftp 1 . .Pp -In normal operation ping prints the ttl value from the packet it receives. +In normal operation +.Nm +prints the ttl value from the packet it receives. When a remote system receives a ping packet, it can do one of three things with the .Tn TTL field in its response: .Bl -bullet .It -Not change it; this is what Berkeley Unix systems did before the +Not change it; this is what +.Bx +systems did before the .Bx 4.3 tahoe release. In this case the @@ -355,7 +361,7 @@ value in the received packet will be 255 minus the number of routers in the round-trip path. .It Set it to 255; this is what current -.Tn BSD +.Bx systems do. In this case the .Tn TTL |