Re: FR IN-ARP

From: Brian Dennis (bdennis@internetworkexpert.com)
Date: Tue Mar 13 2007 - 03:36:50 ART


Sometimes you may see it in a workbook even though the interface doesn't
have an IP address because it's become habit for a lot of people to type the
"no frame-relay inverse-arp" command after enabling Frame Relay.
Technically if the interface does not have an IP address the command is not
needed.

-- 

Brian Dennis, CCIE4 #2210 (R&S/ISP-Dial/Security/SP) bdennis@internetworkexpert.com Internetwork Expert, Inc. http://www.InternetworkExpert.com Toll Free: 877-224-8987 Direct: 775-745-6404 (Outside the US and Canada)

On 3/12/07 10:51 PM, "Jeff Mullan" <jmullan78@gmail.com> wrote:

> So just a followup so that I can sleep well the night before the result :) > If the question says do not use inverse arp, and I have a situation where > main interface is "without" IP address, I dont need to explicitly turn > in-arp off on the main interface ( and still get full points ) :) ? > > Actually, the workbook I am following does disable inver arp on main > interface even though it is without an IP address. > > -JM > > > On 3/10/07, Digital Yemeni <digital-yemeni@hotmail.com> wrote: >> >> yes if there is no IP address on the interface there will be no >> inverse-arp >> anyway! >> >> I guess Brian Dennis is tired already! so, i do it on behave of him ;-) >> >> >> >> Best Regards, >> >> Digital >> >> ----------------------------------------------------------------------------- >> ------------------------------------- >> >> >> >> ***************************************************************************** >> ****** >> *.* You'll NEVER succeed as a "CCIE" until you LOVE Cisco MORE than your >> sleep! *.* >> >> ***************************************************************************** >> ****** >> I've not slept for the past 5 years and I'm expected to be busy for the >> next >> 57 years + The 5 CCIEs preparation adds on that a bit. Therefore, please >> be >> concise on your email. Thank you! >> >> >> >> >> >>> From: "Jeff Mullan" <jmullan78@gmail.com> >>> Reply-To: "Jeff Mullan" <jmullan78@gmail.com> >>> To: "Cisco certification" <ccielab@groupstudy.com> >>> Subject: FR IN-ARP >>> Date: Sat, 10 Mar 2007 03:33:51 -0800 >>> >>> Folks, >>> In the scenario below, I dont have an IP address on the main interface >> and >>> using sub-Interface for IP address configuration. I dont see a point here >>> disabling in-arp on s2/2 even though the questions specifically says " >> dont >>> dynamically learn arp " . Am I correct in my understanding ? >>> This scenario is from one of the vendors WB and they have explicitly >>> disabled inarp on the main interface. Any thoughts ? >>> Thanks, >>> -JM >>> >>> >>> >>> interface Serial2/2 >>> no ip address >>> encapsulation frame-relay >>> end >>> >>> >>> R3#sh run int s2/2.1 >>> Building configuration... >>> >>> %Serial2/2.1 :Header-Compression not configured on interface >>> Current configuration : 117 bytes >>> ! >>> interface Serial2/2.1 point-to-point >>> ip address 141.1.123.3 255.255.255.0 >>> frame-relay interface-dlci 302 >>> end >>> R3# >>> >>> _______________________________________________________________________ >>> Subscription information may be found at: >>> http://www.groupstudy.com/list/CCIELab.html >> >> _________________________________________________________________ >> FREE pop-up blocking with the new MSN Toolbar - get it now! >> http://toolbar.msn.click-url.com/go/onm00200415ave/direct/01/ > > _______________________________________________________________________ > Subscription information may be found at: > http://www.groupstudy.com/list/CCIELab.html



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