poluchilosi sovsem ploho
SRV:
[root@odoe-gateway root]# ipchains -I input 1 -s 10.75.1.11/255.255.255.255 -d 10.75.1.206/255.255.255.255 -i eth1 -p udp -j DENY
MYIP:
+root@oasu1 ~+# nmap -n -sU -p 53,69 10.75.1.206
Starting nmap 3.30 ( http://www.insecure.org/nmap/ ) at 2003-09-04 16:54 EEST
Interesting ports on 10.75.1.206:
Port State Service
53/udp open domain
69/udp open tftp
Nmap run completed -- 1 IP address (1 host up) scanned in 0.923 seconds
i eshe razok
+root@oasu1 ~+# nmap -v -n -sU -p 50-100 -T Insane 10.75.1.206
Starting nmap 3.30 ( http://www.insecure.org/nmap/ ) at 2003-09-04 16:50 EEST
Host 10.75.1.206 appears to be up ... good.
Initiating UDP Scan against 10.75.1.206 at 16:50
The UDP Scan took 3 seconds to scan 51 ports.
Adding open port 93/udp
Adding open port 53/udp
Adding open port 52/udp
Adding open port 81/udp
Adding open port 79/udp
Adding open port 91/udp
Adding open port 82/udp
Adding open port 78/udp
Adding open port 97/udp
Adding open port 71/udp
Adding open port 73/udp
Adding open port 88/udp
Adding open port 77/udp
Adding open port 57/udp
Adding open port 64/udp
Adding open port 84/udp
Adding open port 60/udp
Adding open port 75/udp
Adding open port 65/udp
Adding open port 94/udp
Adding open port 74/udp
Adding open port 76/udp
Adding open port 92/udp
Adding open port 98/udp
Adding open port 68/udp
Adding open port 72/udp
Adding open port 50/udp
Adding open port 90/udp
Adding open port 69/udp
Adding open port 63/udp
Adding open port 51/udp
Adding open port 86/udp
Adding open port 67/udp
Adding open port 55/udp
Adding open port 70/udp
Adding open port 100/udp
Adding open port 87/udp
Adding open port 89/udp
Adding open port 80/udp
Adding open port 99/udp
Adding open port 96/udp
Adding open port 85/udp
Adding open port 62/udp
Adding open port 54/udp
Adding open port 58/udp
Adding open port 59/udp
Adding open port 66/udp
Adding open port 61/udp
Adding open port 95/udp
Adding open port 83/udp
Adding open port 56/udp
(no udp responses received -- assuming all ports filtered)
All 51 scanned ports on 10.75.1.206 are: filtered
Nmap run completed -- 1 IP address (1 host up) scanned in 4.011 seconds
hmm... ? vo vtoroi raz - vse filtered
SRV:
[root@odoe-gateway root]# ipchains -I input 1 -s 10.75.1.11/255.255.255.255 -d 10.75.1.206/255.255.255.255 -i eth1 -p udp -j ACCEPT
MYIP:
+root@oasu1 ~+# nmap -v -n -sU 10.75.1.206
Starting nmap 3.30 ( http://www.insecure.org/nmap/ ) at 2003-09-04 16:40 EEST
Host 10.75.1.206 appears to be up ... good.
Initiating UDP Scan against 10.75.1.206 at 16:40
Too many drops ... increasing senddelay to 20000
...
postoianno uvelichivaet interval ojidaniia !!!
poetomu ia tak dolgo
...
^Ccaught SIGINT signal, cleaning up
+root@oasu1 ~+# nmap -n -sU -p 53,69 10.75.1.206
Starting nmap 3.30 ( http://www.insecure.org/nmap/ ) at 2003-09-04 17:01 EEST
Interesting ports on 10.75.1.206:
Port State Service
53/udp open domain
Nmap run completed -- 1 IP address (1 host up) scanned in 0.937 seconds
+root@oasu1 ~+# nmap -n -sU -p 53,69 10.75.1.206
Starting nmap 3.30 ( http://www.insecure.org/nmap/ ) at 2003-09-04 17:02 EEST
Interesting ports on 10.75.1.206:
Port State Service
53/udp open domain
69/udp open tftp
Nmap run completed -- 1 IP address (1 host up) scanned in 0.939 seconds
to bish oni u nego otkriti cherez raz
na vsiakii sluchai:
SRV:
Linux odoe-gateway 2.2.25 #3 Fri Jul 4 13:07:21 EEST 2003 i686 unknown
Red Hat Linux release 7.3 (Valhalla)
[root@odoe-gateway root]# netstat -anu
udp 0 0 10.75.1.206:123 0.0.0.0:*
udp 0 0 127.0.0.1:123 0.0.0.0:*
udp 0 0 0.0.0.0:123 0.0.0.0:*
udp 0 0 0.0.0.0:3130 0.0.0.0:*
udp 0 0 0.0.0.0:1025 0.0.0.0:*
udp 0 0 0.0.0.0:517 0.0.0.0:*
udp 0 0 0.0.0.0:1024 0.0.0.0:*
udp 0 0 10.75.1.206:53 0.0.0.0:*
udp 0 0 127.0.0.1:53 0.0.0.0:*
[root@odoe-gateway root]#
MYIP:
FreeBSD oasu1 4.6-RELEASE FreeBSD 4.6-RELEASE #0: Tue Jun 11 06:14:12 GMT 2002 \
murray@builder.freebsdmall.com:/usr/src/sys/compile/GENERIC i386
+root@oasu1 ~+# nmap -V
nmap version 3.30 ( http://www.insecure.org/nmap/ )
Alex