Netstat (1.04) - Revision history

Ramuk at 00:33, 11 November 2007

Ramuk — Sun, 11 Nov 2007 00:33:19 GMT

← Older revision		Revision as of 00:33, 11 November 2007
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		+	{{Template:Articles\|Terastation}}
		+
	<tt>netstat</tt> tells you about the running services:		<tt>netstat</tt> tells you about the running services:

Ramuk: 8 revision(s)

Ramuk — Sat, 10 Nov 2007 17:46:01 GMT

8 revision(s)

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FinOsl at 03:44, 29 June 2007

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← Older revision		Revision as of 03:44, 29 June 2007
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	root@HD-HTGL113:~# netstat -a		root@HD-HTGL113:~# netstat -a

CCRDude at 19:13, 25 February 2006

CCRDude — Sat, 25 Feb 2006 19:13:04 GMT

← Older revision		Revision as of 19:13, 25 February 2006
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	unix 2 [ ] DGRAM 260		unix 2 [ ] DGRAM 260

-	~~This~~ are ~~nothing special~~: <tt>tcp/printer</tt> (printer, lpd), <tt>tcp/afpovertcp</tt> ~~(appletalk),~~ <tt>tcp/netbios-ssn</tt>, <tt>udp/netbios-ns</tt>, <tt>udp/netbios-dgm</tt> ~~(samba~~, ~~windows~~ file sharing), <tt>tcp/www</tt> ~~(apache),~~ <tt>udp/bootpc</tt> (DHCP-client).	+	These are quite common:
		+	* <tt>tcp/printer</tt>: printer, lpd
		+	* <tt>tcp/afpovertcp</tt>: AppleTalk
		+	* <tt>tcp/netbios-ssn</tt>: Samba, Windows file sharing
		+	* <tt>udp/netbios-ns</tt>: Samba, Windows file sharing
		+	* <tt>udp/netbios-dgm</tt>: Samba, Windows file sharing
		+	* <tt>tcp/www</tt>: Apache
		+	* <tt>udp/bootpc</tt>: DHCP client

	More interesting:		More interesting:
Line 42:		Line 49:
	* <tt>tcp/8873</tt>: rsfwds run by inetd		* <tt>tcp/8873</tt>: rsfwds run by inetd
	** will reject any connections, like rsync		** will reject any connections, like rsync
-	** Unknown. There is also a rsfwdc executable in /usr/sbin. The "c" probably stands for client and the "s" probably stands for server. Running "strings" on the executables shows calls to functions in libssl. And it looks like the client might call /usr/bin/rsync. The client also contains the string "Usage: rsfwdc REMOTE_HOST REMOTE_PORT [RSYNC_PARAMETERS...]" Maybe it's an encrypted version of rsync used by the TeraStation's backup feature?	+	** Unknown. There is also a rsfwdc executable in /usr/sbin. The "c" probably stands for client and the "s" probably stands for server. Running "strings" on the executables shows calls to functions in libssl. And it looks like the client might call /usr/bin/rsync. The client also contains the string "Usage: rsfwdc REMOTE_HOST REMOTE_PORT [RSYNC_PARAMETERS...]". Maybe it's an encrypted version of rsync used by the TeraStation's backup feature?
-	* <tt>tcp/22939</tt>, <tt>udp/22939</tt>: ~~come~~ from lsprcvd	+	* <tt>tcp/22939</tt>: comes from lsprcvd
-	** no idea	+	* <tt>udp/22939</tt>: comes from lsprcvd
	* <tt>udp/22936</tt>: is bound by ls_servd		* <tt>udp/22936</tt>: is bound by ls_servd
-	** no idea

MarkDoliner at 04:56, 25 February 2006

MarkDoliner — Sat, 25 Feb 2006 04:56:31 GMT

← Older revision		Revision as of 04:56, 25 February 2006
Line 42:		Line 42:
	* <tt>tcp/8873</tt>: rsfwds run by inetd		* <tt>tcp/8873</tt>: rsfwds run by inetd
	** will reject any connections, like rsync		** will reject any connections, like rsync
-	** Unknown. There is also a rsfwdc executable in /usr/sbin. The "c" probably stands for client and the "s" probably stands for server. Running strings on the executables shows calls to functions in libssl. And it looks like the client might call /usr/bin/rsync. The client also contains the string "Usage: rsfwdc REMOTE_HOST REMOTE_PORT [RSYNC_PARAMETERS...]" Maybe it's an encrypted rsync used by the TeraStation's backup feature?	+	** Unknown. There is also a rsfwdc executable in /usr/sbin. The "c" probably stands for client and the "s" probably stands for server. Running "strings" on the executables shows calls to functions in libssl. And it looks like the client might call /usr/bin/rsync. The client also contains the string "Usage: rsfwdc REMOTE_HOST REMOTE_PORT [RSYNC_PARAMETERS...]" Maybe it's an encrypted version of rsync used by the TeraStation's backup feature?
	* <tt>tcp/22939</tt>, <tt>udp/22939</tt>: come from lsprcvd		* <tt>tcp/22939</tt>, <tt>udp/22939</tt>: come from lsprcvd
	** no idea		** no idea
	* <tt>udp/22936</tt>: is bound by ls_servd		* <tt>udp/22936</tt>: is bound by ls_servd
	** no idea		** no idea

MarkDoliner at 04:55, 25 February 2006

MarkDoliner — Sat, 25 Feb 2006 04:55:30 GMT

← Older revision		Revision as of 04:55, 25 February 2006
Line 41:		Line 41:
	** used for the '''disk backup''' feature		** used for the '''disk backup''' feature
	* <tt>tcp/8873</tt>: rsfwds run by inetd		* <tt>tcp/8873</tt>: rsfwds run by inetd
-	** no idea what that is
	** will reject any connections, like rsync		** will reject any connections, like rsync
		+	** Unknown. There is also a rsfwdc executable in /usr/sbin. The "c" probably stands for client and the "s" probably stands for server. Running strings on the executables shows calls to functions in libssl. And it looks like the client might call /usr/bin/rsync. The client also contains the string "Usage: rsfwdc REMOTE_HOST REMOTE_PORT [RSYNC_PARAMETERS...]" Maybe it's an encrypted rsync used by the TeraStation's backup feature?
	* <tt>tcp/22939</tt>, <tt>udp/22939</tt>: come from lsprcvd		* <tt>tcp/22939</tt>, <tt>udp/22939</tt>: come from lsprcvd
	** no idea		** no idea
	* <tt>udp/22936</tt>: is bound by ls_servd		* <tt>udp/22936</tt>: is bound by ls_servd
	** no idea		** no idea

Tman at 23:04, 11 May 2005

Tman — Wed, 11 May 2005 23:04:58 GMT

← Older revision		Revision as of 23:04, 11 May 2005
Line 39:		Line 39:
	** rsync server, exporting all shares		** rsync server, exporting all shares
	** but will reject any connections from everyone, due to <tt>/etc/hosts.deny</tt>		** but will reject any connections from everyone, due to <tt>/etc/hosts.deny</tt>
-	** ~~most likely~~ used for '''disk backup'''	+	** used for the '''disk backup''' feature
	* <tt>tcp/8873</tt>: rsfwds run by inetd		* <tt>tcp/8873</tt>: rsfwds run by inetd
	** no idea what that is		** no idea what that is

Bg at 19:55, 11 May 2005

Bg — Wed, 11 May 2005 19:55:28 GMT

New page

<tt>netstat</tt> tells you about the running services:

root@HD-HTGL113:~# netstat -a
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 *:printer *:* LISTEN
tcp 0 0 *:afpovertcp *:* LISTEN
tcp 0 0 *:8873 *:* LISTEN
tcp 0 0 *:rsync *:* LISTEN
tcp 0 0 *:netbios-ssn *:* LISTEN
tcp 0 0 *:www *:* LISTEN
tcp 0 0 *:ssh *:* LISTEN
tcp 0 0 *:22939 *:* LISTEN
udp 0 0 localhost.localdom:1025 *:*
udp 0 0 HD-HTGL113:netbios-ns *:*
udp 0 0 *:netbios-ns *:*
udp 0 0 HD-HTGL113:netbios-dgm *:*
udp 0 0 *:netbios-dgm *:*
udp 0 0 *:22936 *:*
udp 0 0 *:22939 *:*
udp 0 0 *:bootpc *:*
Active UNIX domain sockets (servers and established)
Proto RefCnt Flags Type State I-Node Path
unix 2 [ ACC ] STREAM LISTENING 307 /var/run/lprng
unix 10 [ ] DGRAM 208 /dev/log
unix 2 [ ] DGRAM 1217
unix 2 [ ] DGRAM 894
unix 2 [ ] DGRAM 773
unix 2 [ ] DGRAM 399
unix 2 [ ] DGRAM 292
unix 2 [ ] DGRAM 290
unix 2 [ ] DGRAM 269
unix 2 [ ] DGRAM 260

This are nothing special: <tt>tcp/printer</tt> (printer, lpd), <tt>tcp/afpovertcp</tt> (appletalk), <tt>tcp/netbios-ssn</tt>, <tt>udp/netbios-ns</tt>, <tt>udp/netbios-dgm</tt> (samba, windows file sharing), <tt>tcp/www</tt> (apache), <tt>udp/bootpc</tt> (DHCP-client).

More interesting:
* <tt>tcp/rsync</tt>: rsync run by inetd
** rsync server, exporting all shares
** but will reject any connections from everyone, due to <tt>/etc/hosts.deny</tt>
** most likely used for '''disk backup'''
* <tt>tcp/8873</tt>: rsfwds run by inetd
** no idea what that is
** will reject any connections, like rsync
* <tt>tcp/22939</tt>, <tt>udp/22939</tt>: come from lsprcvd
** no idea
* <tt>udp/22936</tt>: is bound by ls_servd
** no idea