Last modified by Denisa Wernerová on 10.06.2024 14:09
From version 4.1
edited by Denisa Wernerová
on 29.08.2017 12:43
Change comment: Renamed back-links.
To version 5.2
edited by Denisa Wernerová
on 10.06.2024 14:09
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... ... @@ -27,11 +27,11 @@
27 27  
28 28  {{id name="filtr"/}}
29 29  **How is network traffic filtered?**
30 -University network is protected by stateful firewall where standard policy is set up that all accesses outside-inside are (there are exceptions) blocked and all accesses inside-outside are (there are exceptions too) allowed. For full access to the university network use [[VPN>>doc:tuonet.vpn]].
30 +University network is protected by stateful firewall where standard policy is set up that all accesses outside-inside are (there are exceptions) blocked and all accesses inside-outside are (there are exceptions too) allowed. For full access to the university network use [[VPN>>doc:tuonet.vpn.WebHome]].
31 31  
32 32  On the network perimeter are blocked protocols NetBIOS, SMTP (TCP/25), DNS (TCP,UDP/53). For technical reasons it is not possible to you IPsec VPN, use SSL VPN protocols.
33 33  
34 -Between networks from users accomodated at dormitory and university network NetBIOS protocols are filtered. Access to centralized file servers (for example HOMEN) is allowed.
34 +Between networks from users accomodated at dormitory and university network NetBIOS protocols are filtered. Access to centralized file servers is allowed.
35 35  
36 36  ----
37 37  
... ... @@ -80,11 +80,11 @@
80 80  Correct state:
81 81  
82 82  $ ping6 google.com
83 -PING6(56=40+8+8 bytes) 2001:718:1001:158:20c:29ff:fec8:e4a4 > 2a00:1450:8007::68--
84 ---16 bytes from 2a00:1450:8007::68, icmp_seq=0 hlim=57 time=21.751 ms--
85 ---16 bytes from 2a00:1450:8007::68, icmp_seq=1 hlim=57 time=15.811 ms--
86 ---16 bytes from 2a00:1450:8007::68, icmp_seq=2 hlim=57 time=15.859 ms--
87 ---^C--
88 ---- google.com ping6 statistics ---
89 ---3 packets transmitted, 3 packets received, 0.0% packet loss--
90 ---round-trip min/avg/max/std-dev = 15.811/17.807/21.751/2.789 ms
83 +PING6(56=40+8+8 bytes) 2001:718:1001:158:20c:29ff:fec8:e4a4 > 2a00:1450:8007::68
84 +16 bytes from 2a00:1450:8007::68, icmp_seq=0 hlim=57 time=21.751 ms
85 +16 bytes from 2a00:1450:8007::68, icmp_seq=1 hlim=57 time=15.811 ms
86 +16 bytes from 2a00:1450:8007::68, icmp_seq=2 hlim=57 time=15.859 ms
87 +^C
88 +- google.com ping6 statistics -----
89 +3 packets transmitted, 3 packets received, 0.0% packet loss
90 +round-trip min/avg/max/std-dev = 15.811/17.807/21.751/2.789 ms