11-03-2005 08:23 AM
I still don't know how to make CatOS 7.3 send coldStart and warmStart SNMP traps, after reading this doc.
http://www.cisco.com/en/US/tech/tk648/tk362/technologies_configuration_example09186a0080094aa1.shtml
I saw a warmStart in "show log" on the switch but no SNMP trap was sent, and neither was the syslog message received on the syslog server.
syslog.conf
local7.info /var/log/local7info.log
local6.info /var/log/local6info.log
local5.warn /var/log/local5warn.log
local0.info /var/log/local0info.log
local2.info /var/log/local2info.log
switch config
set snmp rmon enable
set snmp trap enable module
set snmp trap enable chassis
set snmp trap enable bridge
set snmp trap enable repeater
set snmp trap enable vtp
set snmp trap enable auth
set logging console disable
set logging server enable
set logging server 10.26.100.2
set logging level cdp 5 default
set logging level earl 5 default
set logging level fddi 5 default
set logging level ip 4 default
set logging level pruning 5 default
set logging level snmp 5 default
set logging level spantree 5 default
set logging level sys 6 default
set logging level tac 5 default
set logging level tcp 5 default
set logging level telnet 5 default
set logging level tftp 5 default
set logging level vtp 5 default
set logging level vmps 5 default
set logging level kernel 4 default
set logging level filesys 5 default
set logging level drip 5 default
set logging level protfilt 5 default
set logging level security 5 default
set logging level radius 5 default
set logging level udld 5 default
set logging level gvrp 5 default
11-03-2005 06:04 PM
From your link above, you need to add the trap receiver in your switch config:
How Do I Configure the SNMP Trap Receiver on the Switch?
Issue the command set snmp trap host string .
Note: The command syntax includes:
host -IP address or IP alias of the system
to receive SNMP traps.
string -Community string to use in order to send
authentication traps.
Here is an example:
6509 (enable) set snmp trap 1.1.1.1 public
SNMP trap receiver added.
Issue the show snmp command in order to verify the addition of this set snmp trap statement.
HTH
Steve
11-04-2005 05:28 AM
Thanks. But the trap receiver is configured, I just left it out when I posted:
set snmp trap enable module
set snmp trap enable chassis
set snmp trap enable bridge
set snmp trap enable repeater
set snmp trap enable vtp
set snmp trap enable auth
set snmp trap 10.153.10.5 public
set snmp trap 10.253.10.6 public
Also, looking at it again, I'm confused whether the following meant the switch sent an SNMP trap or syslog message or both.
2005 Nov 01 13:53:25 est -05:00 %SNMP-5-WARMSTART:Warm Start Trap
11-04-2005 08:49 PM
Looks like a trap was sent. Do you have any ACLs or firewalls between your switch and the trap receiver server? Anyway to put a sniffer in front of the server to see if the traps are making it that far?
11-08-2005 10:55 AM
There's no ACL or firewall obstacle in-between. The NMS server in fact received two traps about two line cards failing to come online after the warmStart, but nada about the warmStart itself, in either syslog or trap log.
11-05-2005 05:04 AM
On CatOS you may generate the SNMP warmStart by issuing the command:
test snmp trap 1
To trigger a coldStart trap:
test snmp trap 0
The traps at the receiver would look something like this:
Nov 5 08:02:48 nms-server2 snmptrapd[83484]: 2005-11-05 08:02:48 14.32.6.12 [14.32.6.12] (via UDP: [14.32.6.12]:49608) TRAP, SNMP v1, community public CISCO-STACK-MIB::wsc6506sysID Warm Start Trap (0) Uptime: 83 days, 15:38:40.87
Nov 5 08:03:22 nms-server2 snmptrapd[83484]: 2005-11-05 08:03:22 14.32.6.12 [14.32.6.12] (via UDP: [14.32.6.12]:49608) TRAP, SNMP v1, community public CISCO-STACK-MIB::wsc6506sysID Cold Start Trap (0) Uptime: 83 days, 15:39:14.72
11-08-2005 11:13 AM
Very interesting! I sent one of each. The strange thing is neither gets logged in "show logging buffer"
on the switch. I suppose maybe they shouldn't. I do see both of them on the NMS server. I still wonder why the real one (warmStart) showed no trace on the NMS whatsoever.
11-08-2005 11:24 AM
They wouldn't show up in "show logging buffer"
My guess is that there was no ip connectivity between the switch and the trap listener, and that is why the traps were not received
11-08-2005 12:20 PM
Good point. That must be why.
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