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Re: Squid SNMP Err: [Timeout: No Response from host], Squid 2.6-STABLE6

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Additional info:

#tail /var/log/squid/cache.log
2008/01/31 15:51:11| Failed SNMP agent query from : 172.16.3.1.
2008/01/31 15:51:12| Failed SNMP agent query from : 172.16.3.1.
2008/01/31 15:51:13| Failed SNMP agent query from : 172.16.3.1.
2008/01/31 15:51:14| Failed SNMP agent query from : 172.16.3.1.

Serg A. Androsov пишет:
> Hello there,
> 
> Squid 2.6-STABLE6
> CentOS 5 (2.6.18-8.el5xen #1 SMP x86_64 x86_64 x86_64 GNU/Linux)
> 
> Trying to solve some trouble.
> I get " 172.16.3.1:3401" error.
> 
> Here it is snmp config in squid.conf
> ...
> acl snmpbsu snmp_community xxxxxx
> acl admins <some_internal_subnet>
> snmp_port 3401
> snmp_access allow snmpbsu localhost
> snmp_access allow snmpbsu admins
> snmp_access deny all
> snmp_incoming_address 172.16.3.1 #here it is internal proxy interface.
> snmp_outgoing_address 255.255.255.255
> ...
> 
> How it's trying (from localhost):
> #/usr/bin/snmpwalk -v 1 -m /etc/squid/mib.txt -c xxxxxx 172.16.3.1:3401
> .1.3.6.1.4.1.3495.1
> Timeout: No Response from 172.16.3.1:3401
> Also try to use version 2c protocol.
> 
> SNMP is listening the port.
> [root@proxyv squid]# netstat -an | grep 3401
> udp        0      0 172.16.3.1:3401             0.0.0.0:*
> 
> 
> [root@proxyv squid]# /sbin/iptables -n -L
> Chain INPUT (policy ACCEPT)
> target     prot opt source               destination
> RH-Firewall-1-INPUT  all  --  0.0.0.0/0            0.0.0.0/0
> 
> Chain FORWARD (policy ACCEPT)
> target     prot opt source               destination
> RH-Firewall-1-INPUT  all  --  0.0.0.0/0            0.0.0.0/0
> 
> Chain OUTPUT (policy ACCEPT)
> target     prot opt source               destination
> 
> Chain RH-Firewall-1-INPUT (2 references)
> ...skipped
> ACCEPT     udp  --  0.0.0.0/0            0.0.0.0/0           udp dpt:3401
> ...skipped
> 
> also trying to stop iptables service
> 
> Where am I wrong?
> -------
> Serj.


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