I recently see exatt in my pppoe services query, and tried out this hub.
It seeems the hub hoster doesnt know his his basics right...
the ip address he gave out seems like a global ip address, I also checked on whois ,here is the report the global ip range belongs to Exatt.
% [whois.apnic.net node-1]
% Whois data copyright terms
http://www.apnic.net/db/dbcopyright.html
inetnum: 221.128.128.0 - 221.128.255.255
netname: EXATTNET
descr: Internet Service Provider,
descr: Mumbai , India
country: IN
admin-c: IN40-AP
tech-c: IN40-AP
remarks: aggregated 2*/18
status: ALLOCATED PORTABLE
mnt-by: APNIC-HM
mnt-lower: MAINT-IN-EXATT-TECHNOLOGIES
remarks: -+-+-+-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+
remarks: This object can only be updated by APNIC hostmasters.
remarks: To update this object, please contact APNIC
remarks: hostmasters and include your organisation's account
remarks: name in the subject line.
remarks: -+-+-+-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+
changed: **********@apnic.net 20060111
source: APNIC
person: IP-Admin NOC
nic-hdl: IN40-AP
e-mail: *******@exatt.com
address: Exatt Technologies Pvt Ltd
address: 406,Akruti Arcade,J.P.Road,
address: Andheri(w),Mumbai-13
phone: +91-022-5645-0200
fax-no: +91-022-5691-9342
country: IN
changed: *****@exatt.com 20050606
mnt-by: MAINT-IN-EXATT-TECHNOLOGIES
source: APNIC
Dude you should give out the LAN IP addresses!!