Exercise:
Protection of WEB and DNS servers using the context-free rules for packet filtering:
- Protect your WEB-server, so that would be for him can be accessed by browsers, and could go to dns.
- Protect your primary DNS-server so that it could be to contact clients and secondary servers.
- Allow ICMP ping to / from your site (s).
- the rest is declined.
My solution that:
but i don't know why my code doesn't work!!!
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Hi Folks!
Im trying to write a packet capture filter on a opnet device. The syntax there to write this filter is BPF.
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Exercise:
Protection of WEB and DNS servers using the context-free rules for packet filtering:
- Protect your WEB-server, so that would be for him can be accessed by browsers, and could go to dns.
- Protect your primary DNS-server so that it could be to contact clients and secondary servers.... (1 Reply)
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I want to be able to decode a packet as done with tcpdump or wireshark, but I want to be able to manually input the hex myself. (2 Replies)