ADSL router -> Slack router -> dva nezavisle sitove bloky

[Jiri Kosina]

On Mon, 21 Nov 2005, Petr Balas wrote:

> > - dostanu pridelenu privatni IP adresu a jejich DNS server ktery umi
> > resolvovat
> > - vsechny packety poslane pak primo ven pres jejich default gateway jsou
> > zahozeny krome tech na porty 80/443, ty jsou DNATem presmerovany na jejich
> > "login web".
> Balit pakety do DNS requestu? Neni to pomale?

Takove stridave oblacno, ale na na sshcko to staci. Problem je hlavne s 
obcasnymi vykyvy latence a s duplikatnimi packety, samotny throughput je 
typicky docela slusny (ukazka dole je > 256kbps, tunel mezi strojem v 
Cesku a ve Svycarsku).

Pro ilustraci:

# ping 192.168.0.1
PING 192.168.0.1 (192.168.0.1) 56(84) bytes of data.
64 bytes from 192.168.0.1: icmp_seq=2 ttl=64 time=41.1 ms
64 bytes from 192.168.0.1: icmp_seq=3 ttl=64 time=2044 ms
64 bytes from 192.168.0.1: icmp_seq=6 ttl=64 time=42.7 ms
64 bytes from 192.168.0.1: icmp_seq=4 ttl=64 time=2046 ms
64 bytes from 192.168.0.1: icmp_seq=7 ttl=64 time=40.1 ms
64 bytes from 192.168.0.1: icmp_seq=6 ttl=64 time=2039 ms (DUP!)
64 bytes from 192.168.0.1: icmp_seq=7 ttl=64 time=2042 ms (DUP!)
64 bytes from 192.168.0.1: icmp_seq=10 ttl=64 time=44.0 ms
64 bytes from 192.168.0.1: icmp_seq=12 ttl=64 time=43.3 ms

# wget http://192.168.0.1:8080/jikos/TESTFILE
--20:58:46--  http://192.168.0.1:8080/jikos/TESFILE
           => `TESFILE'
Connecting to 192.168.0.1:8080... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1,048,576 [text/plain]

100%[=======================================>] 1,048,576     40.34K/s    
ETA 00:00

20:59:22 (34.87 KB/s) - `TESFILE' saved [1048576/1048576]

-- 
JiKos.