CTB Changelog

This page is a changelog for changes made to the P4 Certification TestBed (CTB). These changes comprise of:

• hardware changes
• operating system changes on physical machines
• operating system changes on virtual machines
• CTB network setup

The P4 CTB currently consists of 4 physical machines

• bleek.nikhef.nl : Dell CE1950
• kudde.nikhef.nl : Dell CE1950
• span.nikhef.nl : Dell CE2950
• toom.nikhef.nl : Dell CE1950

See also User:Dennisvd@nikhef.nl/testbed.

14 Aug 2009

Kernel vulnerability

Disabled a few kernel modules due to a Linux kernel vulnerability:

• on kudde, span and toom:

 chkconfig --level 123456 hidd off
 chkconfig --level 123456 bluetooth off
 /etc/init.d/hidd stop
 /etc/init.d/bluetooth stop
 rmmod hidp rfcomm l2cap bluetooth

• on bleek: bluetooth not running

17 Aug 2009

Updated systems with 'yum update' on toom, bleek. Restarted systems due to new kernel.

--Dennisvd@nikhef.nl 12:50, 17 Aug 2009 (CEST)

18 Aug 2009

• System: kudde
• Modification: edited /etc/grub.conf
• Details:

Changed

console=com2

to

console=com2,vga

otherwise there's nothing to see on the vga port (via the remote console switch).

Change will be effective on next reboot.

--Dennisvd@nikhef.nl 10:03, 18 Aug 2009 (CEST)

24 Aug 2009

• System: span
• Modification: added mon.testbed to hosts, restarted dnsmasq
• Details:

Added host 'mon.testbed' for testing APEL interaction. Added hostcert to /var/local/hostkeys:

subject= /O=VL-e P4/O=hosts/OU=testbed/CN=mon.testbed

Changes to /etc/hosts:

-10.198.2.2      mon.toom
+10.198.2.2      mon.testbed mon.toom

Restarted service dnsmasq.

--Dennisvd@nikhef.nl 12:40, 24 Aug 2009 (CEST)