Hi again, Lookup the HOWTO for ipchains. It is Linux's method of firewalling. It should tell you in that document how to list your firewall rules. From there you should be able to change them. This whould probably be in your rc.d directory somewhere. Carl On 01-Sep-00 Hiranya Peiris wrote: > Hi Carl, > > Thanks for your reply. The remote host runs SSH1 (1.2.26). I tried > sshing > to myself - you were absolutely right, port 22 is blocked > (none): Connecting to 127.0.0.1 port 22. > (none): connect: Connection refused > > I was actually able to use ssh -P to connect to a non-privileged port > and > get through normally. > > Ssh used to work fine before, and it stopped working when I installed > RoaringPenguin's PPPoE(2.2). I believe it installs some firewalling > options. I tried reconfiguring this software to have no firewalling > options, but I still got the same problem. I don't know much about > firewalls, and don't know where to look for how it affects the ports. > Any > info would be very useful. > > Thanks! > Hiranya > >> Hi Hiranya, >> >> There could be a hundred reasons for this. Are you going through a >> gateway or a firewall? Are they using SSH1 or SSH2 on the remote host? >> Try SSHing to yourself like this: >> >> $ ssh localhost >> >> If that works then something on the other end is not letting you in. >> Port >> 22 could be blocked for some reason. >> >> On 31-Aug-00 Hiranya Peiris wrote: >> > I am trying to use ssh 1.2.27 (compiled from source) under RedHat >> > 6.2 >> > x86. I am unable to make a connection. The debug option gives this: >> > >> > [hiranya@(none) hiranya]$ ssh -v -l hiranya fury.princeton.edu >> > SSH Version 1.2.27 [i686-unknown-linux], protocol version 1.5. >> > Standard version. Does not use RSAREF. >> > (none): Reading configuration data /etc/ssh_config >> > (none): ssh_connect: getuid 500 geteuid 0 anon 0 >> > (none): Connecting to fury.princeton.edu [128.112.24.34] port 22. >> > (none): Allocated local port 1023. >> > >> > After a while I get a message saying connect: Connection timed out >> > >> > Other facts that may be relevant: >> > >> > 1. I am connecting through a DSL line (Bell Atlantic Infospeed) >> > using >> > PPPoE. >> > 2. telnet,ftp,http,ping,all work correctly. >> > 3. The remote server uses ssh1 protocol: >> > SSH Version 1.2.26 [sparc-sun-solaris2.6], protocol version 1.5. >> > Standard version. Does not use RSAREF. >> > 4. I have also tried ssh1.2.26(wouldn't compile), and ssh1.2.30 >> > (same >> > problem as above). >> > 5. In /var/log/messages, while the above is occurring, I get errors >> > like: >> > Aug 31 17:12:29 (none) kernel: Packet log: input DENY ppp0 PROTO=6 >> > 128.112.24.34:22 141.150.201.224:1023 L=60 S=0x00 I=50529 F=0x4000 >> > T=51 >> > (#2) Aug 31 17:14:29 (none) kernel: Packet log: input DENY ppp0 >> > PROTO=6 >> > 128.112.24.34:22 141.150.201.224:1023 L=60 S=0x00 I=50545 F=0x4000 >> > T=51 >> > (#2) >> > >> > I am a newbie. Please help! >> > >> > Hiranya >> >> ----------------------------------------------------------------------- >> - >> E-Mail: Carl J. Nobile <[EMAIL PROTECTED]> >> Date: 01-Sep-00 Phone: 315-453-2912 Ex. >> 5336 >> Time: 08:04:39 Fax: 315-479-0859 >> >> Software Engineering Group -- AppliedTheory Corp. >> 224 Harrison Street, 6th Floor, Syracuse, NY 13202 >> ----------------------------------------------------------------------- >> - >> ------------------------------------------------------------------------ E-Mail: Carl J. Nobile <[EMAIL PROTECTED]> Date: 01-Sep-00 Phone: 315-453-2912 Ex. 5336 Time: 09:04:40 Fax: 315-479-0859 Software Engineering Group -- AppliedTheory Corp. 224 Harrison Street, 6th Floor, Syracuse, NY 13202 ------------------------------------------------------------------------
