Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-20 Thread James B. Byrne
On Monday, September 18, 2017 1:04 PM, Nicolas Kovacs wrote" > > This year the school's director wants to completely block Internet > access for all the student's personal devices. > The silent premise in this request is that all student Internet access occurs through the school's gateway.

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-19 Thread Frank Cox
On Tue, 19 Sep 2017 13:05:24 -0700 Kenneth Porter wrote: > > all it takes is one kid, who then shares his 'trick' with other kids, and > > blam. > > Hire that kid to be head of security. :D Only if he has a degree in music composition. -- MELVILLE THEATRE ~ Real D 3D Digital Cinema ~

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-19 Thread m . roth
Kenneth Porter wrote: > --On Tuesday, September 19, 2017 9:57 AM -0700 John R Pierce > wrote: > >> all it takes is one kid, who then shares his 'trick' with other kids, >> and blam. > > Hire that kid to be head of security. :D > Um, let's step back a bit here: this is

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-19 Thread Kenneth Porter
--On Tuesday, September 19, 2017 9:57 AM -0700 John R Pierce wrote: all it takes is one kid, who then shares his 'trick' with other kids, and blam. Hire that kid to be head of security. :D ___ CentOS mailing list

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-19 Thread John R Pierce
On 9/19/2017 8:39 AM, m.r...@5-cent.us wrote: As a response to someone else's cmts, the set of kids who knows how they're being blocked is a small subset of all kids, and those who know that a MAC address can be forged is a small subset of the previous. And *then* they'd have to find out a

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-19 Thread m . roth
a blade server in the same chassis. > > -Original Message- > From: CentOS [mailto:centos-boun...@centos.org] On Behalf Of Nicolas > Kovacs > Sent: Monday, September 18, 2017 1:04 PM > To: Centos Mailing List > Subject: [CentOS] Block internet access for some users on the LAN

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-19 Thread Bill Gee
> School PCs (teachers and management) are registered via MAC address and get > an IP address in a specific range: > 192.168.10.2 - 192.168.10.50 - management + teachers > > 192.168.10.201 - 192.168.10.220 - computer room > > 192.168.10.246 - 192.168.10.247 - printers > > 192.168.10.251 -

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-19 Thread Chase, Brian E.
Message- From: CentOS [mailto:centos-boun...@centos.org] On Behalf Of Nicolas Kovacs Sent: Monday, September 18, 2017 1:04 PM To: Centos Mailing List Subject: [CentOS] Block internet access for some users on the LAN ? Hi, In our local school we have two servers and roughly 80 clients. The network

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-18 Thread Leroy Tennison
-- Original Message - From: "Johnny Hughes" <joh...@centos.org> To: "centos" <centos@centos.org> Sent: Monday, September 18, 2017 12:42:34 PM Subject: Re: [CentOS] Block internet access for some users on the LAN ? On 09/18/2017 12:23 PM, John R Pierce wrot

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-18 Thread Johnny Hughes
On 09/18/2017 12:23 PM, John R Pierce wrote: > On 9/18/2017 10:03 AM, Nicolas Kovacs wrote: >> This year the school's director wants to completely block Internet >> access for all the student's personal devices. > > MAC addresses can easily be forged, IP addresses can easily be changed, > none of

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-18 Thread Leroy Tennison
s" <centos@centos.org> Sent: Monday, September 18, 2017 12:03:56 PM Subject: [CentOS] Block internet access for some users on the LAN ? Hi, In our local school we have two servers and roughly 80 clients. The network is 192.168.10.0/255.255.255.0, and DHCP+DNS is managed by Dnsmasq. Sch

Re: [CentOS] Block internet access for some users on the LAN ?

2017-09-18 Thread John R Pierce
On 9/18/2017 10:03 AM, Nicolas Kovacs wrote: This year the school's director wants to completely block Internet access for all the student's personal devices. MAC addresses can easily be forged, IP addresses can easily be changed, none of that is secure if its on the same network segment

[CentOS] Block internet access for some users on the LAN ?

2017-09-18 Thread Nicolas Kovacs
Hi, In our local school we have two servers and roughly 80 clients. The network is 192.168.10.0/255.255.255.0, and DHCP+DNS is managed by Dnsmasq. School PCs (teachers and management) are registered via MAC address and get an IP address in a specific range: 192.168.10.2 - 192.168.10.50 -