Re: Have I misunderstood an ipchains concept?

2000-09-25 Thread David Wright
Quoting Noah L. Meyerhans ([EMAIL PROTECTED]): > On Thu, 21 Sep 2000, Christian Pernegger wrote: > > > > What they are saying is that a machine *should* never recieve a packet that > > > has originated from outside the machine, yet claims (by way of the source > > > IP) to have originated from th

Re: Have I misunderstood an ipchains concept?

2000-09-25 Thread David Wright
Quoting Christian Pernegger ([EMAIL PROTECTED]): > > > > Volume 1 of Rich Stevens' TCP/IP Illustrated indicates that your thinking > > is correct. It's in section 2.7, where the book discusses the loopback > > interface. I'll quote from the book for bit here: > > --- > > Datagrams sent to a broa

RE: Have I misunderstood an ipchains concept?

2000-09-25 Thread Christian Pernegger
> -Original Message- > From: David Wright [mailto:[EMAIL PROTECTED]] > Sent: Monday, September 25, 2000 5:41 PM > To: Noah L. Meyerhans > Cc: Christian Pernegger; [EMAIL PROTECTED] > Subject: Re: Have I misunderstood an ipchains concept? > > > Quoting Noah L. Meyerhans ([EMAIL PROTECTED]):

Potato again

2000-09-25 Thread ironhand
Hi! There is a strange thing going on. eth0 and ppp0 services ar up, but I can't ping anything, even modem on the second side of my line. I can't even ping any computer in local network! Everything is typed in /etc/network/services. ifconfig shows protocol. I don't know, what's happening. It was w

Re: Potato again

2000-09-25 Thread Ken Bowley
Is your local (lo) interface configured? I've actually run into this problem once. Also, send us a copy of your routing table "route -n" as that might give clues to some of your problems. On Mon, 25 Sep 2000, ironhand wrote: > Hi! > There is a strange thing going on. eth0 and ppp0 services ar

atd - can I remove it if I don't use at?

2000-09-25 Thread Mo Zhen Guang (SLDT)
I read of an article about redhat linux security, here is excerption about atd This scheduling daemon schedules "jobs" for later execution. You could use at to tell atd to run "ps -ef > /root/jay " in two hours, just to find out what processes are running then. Unfortu

Re: atd - can I remove it if I don't use at?

2000-09-25 Thread Alexander Hvostov
Mo, Red Hat security is always lousy ;) Unlike Red Hat, Debian gets security bugs and such fixed in a timely manner, especially if you are using the current `unstable' distribution (which is presently `woody'); `at' should be fine. Be sure to get security updates from security.debian.org if you

Re: atd - can I remove it if I don't use at?

2000-09-25 Thread Peter Palfrader
Hi Alexander! On Mon, 25 Sep 2000, Alexander Hvostov wrote: > Mo, > > Red Hat security is always lousy ;) > > Unlike Red Hat, Debian gets security bugs and such fixed in a timely > manner, especially if you are using the current `unstable' distribution > (which is presently `woody'); `at' shou

Re: Have I misunderstood an ipchains concept?

2000-09-25 Thread David Wright
Quoting Noah L. Meyerhans ([EMAIL PROTECTED]): > On Thu, 21 Sep 2000, Christian Pernegger wrote: > > > > What they are saying is that a machine *should* never recieve a packet > > > that > > > has originated from outside the machine, yet claims (by way of the source > > > IP) to have originated f

Re: Have I misunderstood an ipchains concept?

2000-09-25 Thread David Wright
Quoting Christian Pernegger ([EMAIL PROTECTED]): > > > > Volume 1 of Rich Stevens' TCP/IP Illustrated indicates that your thinking > > is correct. It's in section 2.7, where the book discusses the loopback > > interface. I'll quote from the book for bit here: > > --- > > Datagrams sent to a broad

RE: Have I misunderstood an ipchains concept?

2000-09-25 Thread Christian Pernegger
> -Original Message- > From: David Wright [mailto:[EMAIL PROTECTED] > Sent: Monday, September 25, 2000 5:41 PM > To: Noah L. Meyerhans > Cc: Christian Pernegger; debian-security@lists.debian.org > Subject: Re: Have I misunderstood an ipchains concept? > > > Quoting Noah L. Meyerhans ([EMAIL

Potato again

2000-09-25 Thread ironhand
Hi! There is a strange thing going on. eth0 and ppp0 services ar up, but I can't ping anything, even modem on the second side of my line. I can't even ping any computer in local network! Everything is typed in /etc/network/services. ifconfig shows protocol. I don't know, what's happening. It was wo

Re: Potato again

2000-09-25 Thread Ken Bowley
Is your local (lo) interface configured? I've actually run into this problem once. Also, send us a copy of your routing table "route -n" as that might give clues to some of your problems. On Mon, 25 Sep 2000, ironhand wrote: > Hi! > There is a strange thing going on. eth0 and ppp0 services ar u

atd - can I remove it if I don't use at?

2000-09-25 Thread Mo Zhen Guang \(SLDT\)
I read of an article about redhat linux security, here is excerption about atd This scheduling daemon schedules "jobs" for later execution. You could use at to tell atd to run "ps -ef > /root/jay " in two hours, just to find out what processes are running then. Unfortun

Re: atd - can I remove it if I don't use at?

2000-09-25 Thread Alexander Hvostov
Mo, Red Hat security is always lousy ;) Unlike Red Hat, Debian gets security bugs and such fixed in a timely manner, especially if you are using the current `unstable' distribution (which is presently `woody'); `at' should be fine. Be sure to get security updates from security.debian.org if you d