Strano Log

[anonymous]

Ciao Ragazzi, stanotte ho notato ben 4/5 log strani sulle attività del server... potete aiutarmi ? Che vuol dire ? Noi non riceviamo mai telefonate dall'estero (sopratutto da 0044).... non è che stanno tentando di entrare sul centralino ? Come posso proteggermi ?

30-nov-2012 00:13:37.983 [CM500002]: Unidentified incoming call. Review INVITE and adjust source identification:
Invite-UNK Recv Req INVITE from 94.231.83.138:5060 tid=jgPnhozgEbhf Call-ID=aJfAca80a2252b1eaf51NWEfyVtmN4Nh @94.231.83.138:
INVITE sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 94.231.83.138;branch=z9hG4bKjgPnhozgEbhf;rport=5060
Max-Forwards: 70
Contact:
To:
From: "unknown";tag=HAkzn8SzFN
Call-ID: aJfAca80a2252b1eaf51NWEfyVtmN4Nh @94.231.83.138
CSeq: 101 INVITE
Allow: INVITE, ACK, CANCEL, BYE
Content-Type: application/sdp
User-Agent: FOYf5XZtoI5pUEJmbsNd
Content-Length: 522

v=0
o=unknown 12593 12593 IN IP4 91.28.218.183
s=unknown
c=IN IP4 91.28.218.183
t=0 0
m=audio 10320 RTP/AVP 10 4 3 0 8 112 5 7 18 111 101
a=rtpmap:10 L16/8000
a=rtpmap:4 G723/8000
a=fmtp:4 annexa=no
a=rtpmap:3 GSM/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:112 AAL2-G726-32/8000
a=rtpmap:5 DVI4/8000
a=rtpmap:7 LPC/8000
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no
a=rtpmap:111 G726-32/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSuppff - - - -
a=ptime:20
a=sendrecv
30-nov-2012 00:13:35.947 [CM500002]: Unidentified incoming call. Review INVITE and adjust source identification:
Invite-UNK Recv Req INVITE from 94.231.83.138:5060 tid=jg2LKVWFsJvZ Call-ID=aJfAca80a2252b1eaf53HlLEQ6yk9amD @94.231.83.138:
INVITE sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 94.231.83.138;branch=z9hG4bKjg2LKVWFsJvZ;rport=5060
Max-Forwards: 70
Contact:
To:
From: "unknown";tag=T3LLG2Y5Xp
Call-ID: aJfAca80a2252b1eaf53HlLEQ6yk9amD @94.231.83.138
CSeq: 101 INVITE
Allow: INVITE, ACK, CANCEL, BYE
Content-Type: application/sdp
User-Agent: FTQk5Oppy9A01v5n8IW3
Content-Length: 524

v=0
o=unknown 12593 12593 IN IP4 76.145.166.145
s=unknown
c=IN IP4 76.145.166.145
t=0 0
m=audio 10320 RTP/AVP 10 4 3 0 8 112 5 7 18 111 101
a=rtpmap:10 L16/8000
a=rtpmap:4 G723/8000
a=fmtp:4 annexa=no
a=rtpmap:3 GSM/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:112 AAL2-G726-32/8000
a=rtpmap:5 DVI4/8000
a=rtpmap:7 LPC/8000
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no
a=rtpmap:111 G726-32/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSuppff - - - -
a=ptime:20
a=sendrecv
30-nov-2012 00:13:33.925 [CM500002]: Unidentified incoming call. Review INVITE and adjust source identification:
Invite-UNK Recv Req INVITE from 94.231.83.138:5060 tid=jgNIlHQRCrFX Call-ID=aJfAca80a2252b1eaf55vf68NxzjcfEt @94.231.83.138:
INVITE sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 94.231.83.138;branch=z9hG4bKjgNIlHQRCrFX;rport=5060
Max-Forwards: 70
Contact:
To:
From: "unknown";tag=al3y8mQfpG
Call-ID: aJfAca80a2252b1eaf55vf68NxzjcfEt @94.231.83.138
CSeq: 101 INVITE
Allow: INVITE, ACK, CANCEL, BYE
Content-Type: application/sdp
User-Agent: r8SLyYuuhf1KuP4iF6M1
Content-Length: 522

v=0
o=unknown 12593 12593 IN IP4 53.29.183.255
s=unknown
c=IN IP4 53.29.183.255
t=0 0
m=audio 10320 RTP/AVP 10 4 3 0 8 112 5 7 18 111 101
a=rtpmap:10 L16/8000
a=rtpmap:4 G723/8000
a=fmtp:4 annexa=no
a=rtpmap:3 GSM/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:112 AAL2-G726-32/8000
a=rtpmap:5 DVI4/8000
a=rtpmap:7 LPC/8000
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no
a=rtpmap:111 G726-32/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSuppff - - - -
a=ptime:20
a=sendrecv
30-nov-2012 00:13:31.919 [CM500002]: Unidentified incoming call. Review INVITE and adjust source identification:
Invite-UNK Recv Req INVITE from 94.231.83.138:5060 tid=jgHKPVa1SGGD Call-ID=aJfAca80a2252b1eaf57VYPRRB2NlS2P @94.231.83.138:
INVITE sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 94.231.83.138;branch=z9hG4bKjgHKPVa1SGGD;rport=5060
Max-Forwards: 70
Contact:
To:
From: "unknown";tag=4dXmM2Wxwy
Call-ID: aJfAca80a2252b1eaf57VYPRRB2NlS2P @94.231.83.138
CSeq: 101 INVITE
Allow: INVITE, ACK, CANCEL, BYE
Content-Type: application/sdp
User-Agent: EmmjtKgKXELlotoAl8HS
Content-Length: 524

v=0
o=unknown 12593 12593 IN IP4 26.119.204.146
s=unknown
c=IN IP4 26.119.204.146
t=0 0
m=audio 10320 RTP/AVP 10 4 3 0 8 112 5 7 18 111 101
a=rtpmap:10 L16/8000
a=rtpmap:4 G723/8000
a=fmtp:4 annexa=no
a=rtpmap:3 GSM/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:112 AAL2-G726-32/8000
a=rtpmap:5 DVI4/8000
a=rtpmap:7 LPC/8000
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no
a=rtpmap:111 G726-32/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSuppff - - - -
a=ptime:20
a=sendrecv