From: Djerk Geurts (djerk@djerk.nl)
Date: Mon Jul 30 2007 - 10:06:30 ART
Kerim,
I tried that but to no avail, even a few reloads did not change matters...
Djerk
> -----Original Message-----
> From: ahmet seckin [mailto:elektronikadam@yahoo.com]
> Sent: maandag 30 juli 2007 15:03
> To: Djerk Geurts; ccielab@groupstudy.com
> Subject: Re: No frame-relay inverse-arp
>
> Djerk,
>
> 'no frame-relay inver arp' command only prevent router
> sending inverse arp request.
> use 'no arp frame-relay' to prevent replying those requests.
> Regards
>
> Kerim
>
>
>
>
> ----- Original Message ----
> From: Djerk Geurts <djerk@djerk.nl>
> To: Cisco certification <ccielab@groupstudy.com>
> Sent: Monday, July 30, 2007 1:43:45 PM
> Subject: No frame-relay inverse-arp
>
>
> I'm using 12.2(4)10b on 36040's. turning inverse-arp off does
> not prevent
> the router from replying to in-arp requests. (debugged and
> the darn things
> will still send)
>
> *Mar 14 17:39:36.371: Serial2/1: FR ARP input
> *Mar 14 17:39:36.371: datagramstart = 0x6FCD4EE, datagramsize = 34
> *Mar 14 17:39:36.371: FR encap = 0x4C110300
> *Mar 14 17:39:36.371: 80 00 00 00 08 06 00 0F
> *Mar 14 17:39:36.371: Serial2/1: FR ARP input08 00 02 04 00 09 00 00
> *Mar 14 17:39:36.371: 98 01 2D 05 4C 11 98 01 7B 03 02 02 00 40
> *Mar 14 17:39:36.375:
> *Mar 14 17:39:36.375: Serial2/1: inarp received on 305
> *Mar 14 17:39:36.375: datagramstart = 0x6E0070E, datagramsize = 34
> *Mar 14 17:39:36.375: FR encap = 0x4C010300
> *Mar 14 17:39:36.375: 80 00 00 00 08 06 00 0F 08 00 02 04 00 09 00 00
> *Mar 14 17:39:36.379: 98 01 2D 04 4C 01 98 01 7B 03 02 02 00 40
> *Mar 14 17:39:36.379:
> *Mar 14 17:39:36.379: Serial2/1: inarp received on 304
>
> Afaik disabling inverse-arp should make a router blind and
> mute to the whole
> inverse-arp thing. I'm about to pull my hair out...
>
> I have R1 - 5 with full mesh F/R between them
> - R4 & 5 PtP using main interfaces and no frame-relay
> inverse-arp at both
> ends
> - R3 is a hub with R1 & 2 as spokes (main interfaces as well)
> - R1 - 3 should use in-arp
>
> A. R1 - 3 advertise their addresses to R4 & 5 via in-arp, I
> can't change
> this behaviour. If allowed I could only disable in-arp per dlci.
> B. R1 - 3 learn R4 * 5's addresses (should not happen inho with in-arp
> turned off (at the source).
>
> R4 & R5 (diff IP dlci):
> interface Serial2/1
> description *** C3640-3 (FR) S1/4 ***
> ip address 15.1.45.4 255.255.255.0
> encapsulation frame-relay
> frame-relay map ip 15.1.45.5 405
> no frame-relay inverse-arp
>
> R4(config-if)#do sh fram map
> Serial2/1 (up): ip 15.1.45.5 dlci 405(0x195,0x6450), static,
> CISCO, status defined, active
> Serial2/1 (up): ip 15.1.123.1 dlci 401(0x191,0x6410), dynamic,
> broadcast,, status defined, active
> Serial2/1 (up): ip 15.1.123.2 dlci 402(0x192,0x6420), dynamic,
> broadcast,
> CISCO, status defined, active
> Serial2/1 (up): ip 15.1.123.3 dlci 403(0x193,0x6430), dynamic,
> broadcast,
> CISCO, status defined, active
>
> R3 MP interface:
> interface Serial2/1
> description *** C3640-3 (FR) S1/3 ***
> ip address 152.1.123.3 255.255.255.0
> encapsulation frame-relay
>
> R3(config-if)#do sh fram map
> Serial2/1 (up): ip 152.1.45.4 dlci 304(0x130,0x4C00), dynamic,
> broadcast,
> CISCO, status defined, active
> Serial2/1 (up): ip 152.1.45.5 dlci 305(0x131,0x4C10), dynamic,
> broadcast,
> CISCO, status defined, active
> Serial2/1 (up): ip 152.1.123.1 dlci 301(0x12D,0x48D0), dynamic,
> broadcast,, status defined, active
> Serial2/1 (up): ip 152.1.123.2 dlci 302(0x12E,0x48E0), dynamic,
> broadcast,
> CISCO, status defined, active
>
> --
> Djerk
> www.djerk.nl
>
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This archive was generated by hypermail 2.1.4 : Sat Aug 18 2007 - 08:17:42 ART