Re: UDP Broadcast Management

it works configuring the subnet broadcast address,
snmp-server host 10.10.10.255 private

but i did not yet make it working with ip forward-protocol udp
snmptraps and ip helper address $SNMP_AGENT_IP

2009/7/21 <Keegan.Holley_at_sungard.com>:
>
> Good point. Maybe you could configure a server to send broadcast traps?
> What prompted this question anyway? Was it in a practice lab of some sort?
>
> Rack1R1(config)#snmp-server host 255.255.255.255 private
> %Error: Not a valid host address - 255.255.255.255
> Rack1R1(config)#
>
>
> From: Federico Cossu <federico.cossu_at_gmail.com>
> To: Keegan.Holley_at_sungard.com
> Cc:
> Cisco certification <ccielab_at_groupstudy.com>
> Date: 07/21/2009 09:52 AM
> Subject: Re: UDP Broadcast Management
> Sent by: nobody_at_groupstudy.com
> ________________________________
>
>
> i have another question to add here,
> how can a router be configured for broadcasting traps?
>
> just configuring the broadcast subnet address in the snmp-server host
> command?
>
> /R
>
>
> 2009/7/20 <Keegan.Holley_at_sungard.com>:
>> Is this a lab? It's kind of strange to have broadcast snmptraps and
>> therefore need a helper. Hopefully this is just one of those weird lab
>> questions that I have not come across yet. If this is indeed a lab then
>> yes you would need that command to forward broadcast traps (see below from
>> the command look-up tool). If this is production you probably want to
>> just configure everything for unicast SNMP.
>>
>> Keegan
>>
>>
>> If a helper address is specified and UDP forwarding is enabled, broadcast
>> packets destined to the following port numbers are forwarded by default:
>>
>> b"Trivial File Transfer Protocol (TFTP) (port 69)
>>
>> b"Domain Naming System (port 53)
>>
>> b"Time service (port 37)
>>
>> b"NetBIOS Name Server (port 137)
>>
>> b"NetBIOS Datagram Server (port 138)
>>
>> b"Boot Protocol (BOOTP) client and server packets (ports 67 and 68)
>>
>> b"TACACS service (port 49)
>>
>> b"IEN-116 Name Service (port 42)
>>
>>
>>
>>
>>
>> From:
>> kaniyath minha <minha.kaniyath_at_gmail.com>
>> To:
>> Cisco certification <ccielab_at_groupstudy.com>
>> Date:
>> 07/20/2009 06:46 AM
>> Subject:
>> UDP Broadcast Management
>> Sent by:
>> nobody_at_groupstudy.com
>>
>>
>>
>> Dear
>>
>> I have one doubt in UDP Broadcast Management
>>
>> This is my question
>>
>> 1)Configure helper-address on interface fas 0/1 of Router 1 to forward
>> SNMP
>> trap to BB1
>>
>> Solution.
>>
>> On Router 1
>>
>> interface fas 0/1
>> ip helper-address 150.2.1.254 (IP address of BB1)
>> ip directed-broadcast 102
>>
>> access-list 102 permit udp any any eq snmptrap
>>
>> My doubt is whether the following command is requird or not
>>
>> (Global)#ip forward-protocol udp snmptrap
>>
>> Thanks and Regards
>>
>>
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>>
>
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