I have a cable modem with an Linux/ipchains firewall. I see frequent accesses to my port 137 (NetBios Name service if I'm not misstaken). These get rejected, of course, but why do people want to ac...
http://www.experts-exchange.com/Security/Misc/Q_20125193.html
Zones:
SecurityDate Answered: 06/13/2001 Rating: 4.8 Views: 8
Recently I set up a new mail filter by Sybari (Antigen) on my Exchange 2000 server. Directly after the upgrade to the new version I began noticing a series of peculiar entries in my firewall log.
...
http://www.experts-exchange.com/Security/Software_Firewalls/Q_20743661.html
I am running a Media Center PC that is behind a SBS2003 server w/ISA2004 which has 2 NICS (1 internal, 1 external) connected to a Router which also has a firewall enabled.
I also use ZoneAlarm o...
http://www.experts-exchange.com/Security/Operating_Systems_Security/Windows/Q_22790104.htm...
I am seeing systems attempting to access (private) IP adresses on subnets that do not exist on our network. I would like to eliminate (not block) this traffic. I have also seen systems attempt netb...
http://www.experts-exchange.com/Networking/Windows_Networking/Internet_Protocols/Net_BIOS_...
On our network a machine is flooding the firewall with outbound NetBios requests. Internally we have 192.168.0,2,4 addresses. I have tried pinging the 1.1.1 networkr and checking the arp cache b...
http://www.experts-exchange.com/Networking/Misc/Q_20502702.html
Zones:
Networking,
...Date Answered: 02/06/2003 Rating: 8.2 Views: 0
I'm using Windows 2000 (SP5), and connected to the
Internet via an ADSL service ('ADSL' VPN dialer was
built via MS 'Add New Connection' wizard).
(ADSL Modem is stand alone Alcatel STHome)
...
http://www.experts-exchange.com/Networking/Windows_Networking/NT/Q_20942272.html
Hello everybody,
at our company headquarters, we have a PIX515 [SW-Version 6.3(4)], serving PIX-to-PIX-VPNs for several peers.
I'm to get a site-to-site-VPN working for a branch office using a ...
http://www.experts-exchange.com/Security/Software_Firewalls/Q_21453716.html
I recently upgraded our firewall ACLs to filter outgoing traffic... had it running for a while, but stopped it when I ran into other problems.
I am once again exploring this option, and I have n...
http://www.experts-exchange.com/Security/Software_Firewalls/Enterprise_Firewalls/Cisco_PIX...
Hello Experts,
I have a problem on our company LAN that I'd like some help with. I've Googled, I've checked configurations, I've scanned for viruses, and now I've lost my sense of humour with t...
http://www.experts-exchange.com/Networking/Windows_Networking/Internet_Protocols/Net_BIOS_...
I encopuntered some logs which says deny Udp to destination WINS/DHCP server and destination port 137. Why such trrafic is blocked in firewalls. if blocked for some particular conditions then what ...
http://www.experts-exchange.com/Networking/Protocols/Transport/UDP/Q_24796395.html
