Re: Frame-relay connectionless ?

Not a problem at all.

On Tue, Oct 27, 2009 at 6:24 PM, Anantha Subramanian Natarajan <
anantha.natarajan_at_gravitant.com> wrote:

> Hi Mark,
>
> Thanks for your explanation
>
> Regards
> Anantha Subramanian Natarajan
>
> On Tue, Oct 27, 2009 at 5:19 PM, Mark Jackson <markcciejackson_at_gmail.com
> > wrote:
>
>> What is written is correct and what you are saying is correct.
>>
>> Frame relay is a connection protocol. This is correct.
>> In terms of peer to peer communication, it then becomes a connectionless
>> protocol by way of frame relay end to end keep alives.
>>
>> The Frame Relay End-to-End Keepalive feature works between peer Cisco
>> communications devices. It is comes from the Frame Relay LMI protocol. The
>> key difference is that rather than run over the signaling channel, as is the
>> case with LMI, the End-to-End Keepalive feature runs over individual data
>> channels.
>>
>> Encapsulation of keepalive packets is proprietary; which means the feature
>> is available only on Cisco devices running a software release that supports
>> the Frame Relay End-to-End Keepalive feature.
>>
>> Guys, correct me if I am wrong.
>>
>> Thanks kindly.
>>
>> On Tue, Oct 27, 2009 at 2:49 PM, Anantha Subramanian Natarajan <
>> anantha.natarajan_at_gravitant.com> wrote:
>>
>>> Hi All,
>>>
>>> I was going through a book (CCIE Self-study CCIE Security Exam
>>> Certification Guide,april 2003 print) on a section "Example of
>>> Peer-to-peer
>>> Communication" and under this it has the below sentence
>>>
>>> "Frame Relay is connectionless so,if an error occurs,it's up the to upper
>>> layers to retransmit"
>>>
>>> My understanding is, frame-relay is a connection-oriented protocol,is the
>>> above having a typo or I am missing basic or is it trying to convey
>>> something different .Kindly clarify me the same.
>>>
>>> Thanks for all the help
>>>
>>> Regards
>>> Anantha Subramanian Natarajan
>>>
>>>
>>> Blogs and organic groups at http://www.ccie.net
>>>
>>> _______________________________________________________________________
>>> Subscription information may be found at:
>>> http://www.groupstudy.com/list/CCIELab.html
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>
>>
>> --
>> Mark Jackson, CCIE #4736
>> Senior Network, Security and Voice Architect
>>
>> 858.705.1861
>>
>
>

-- 
Mark Jackson, CCIE #4736
Senior Network, Security and Voice Architect
858.705.1861
Blogs and organic groups at http://www.ccie.net