From: James Chen (jr_chen@xxxxxxxxxxxxxxx)
Date: Thu Dec 07 2000 - 13:35:41 GMT-3
When I block the packet s=35.0005.0005.0005, d=35.ffff.ffff.ffff
then the output of debug dialer is:
============================
*Mar 1 10:24:39: BRI0/0 DDR: sending broadcast to ipx 35.0003.0003.0003 --
fail
ed, not connected
R5#
*Mar 1 10:24:43: BRI0/0 DDR: ipx (s=35.0005.0005.0005,
d=35.ffff.ffff.ffff), 70
bytes, outgoing uninteresting (list 900)
*Mar 1 10:24:43: BRI0/0 DDR: sending broadcast to ipx 35.0003.0003.0003 --
fail
ed, not connected
R5#
*Mar 1 10:24:47: BRI0/0 DDR: ipx (s=35.0005.0005.0005,
d=35.ffff.ffff.ffff), 70
bytes, outgoing uninteresting (list 900)
*Mar 1 10:24:47: BRI0/0 DDR: sending broadcast to ipx 35.0003.0003.0003 --
fail
ed, not connected
R5#
*Mar 1 10:24:52: BRI0/0 DDR: ipx (s=35.0005.0005.0005,
d=35.ffff.ffff.ffff), 70
bytes, outgoing uninteresting (list 900)
*Mar 1 10:24:52: BRI0/0 DDR: sending broadcast to ipx 35.0003.0003.0003 --
fail
ed, not connected
R5#
*Mar 1 10:24:56: BRI0/0 DDR: ipx (s=35.0005.0005.0005,
d=35.ffff.ffff.ffff), 70
bytes, outgoing uninteresting (list 900)
*Mar 1 10:24:56: BRI0/0 DDR: sending broadcast to ipx 35.0003.0003.0003 --
fail
==============================
I don't know what the packet it is !
James Chen wrote:
> Hello, Sir:
>
> I have problem with IPX DDR with snapshot !
> The scenario is R3 connect with R5 , and Both R3 and R5 connect to R6
> If R5 ethernet down , R5 will call to R3 to backup, Otherwise, ISDN will
> not
> be called.
>
> R5 <- ISDN-> R3 <--->the rest of network
> | |
> -------R6-------
>
> I use snapshot to do routing backup.
> And use dialer map ipx 35.0003.0003.0003 8358661 broadcast
> to dialer to R3 in R5.
>
> However, there are two problems :
>
> 1. The quiet time of snapshot is 120mins. However, I find that the real
> quiet time
> is not 120 mins, it seems several mins only, maybe 8 mins. I don't
> know what I lost ?
> 2. The isdn will be pick up by the traffic " 35.0005.0005.0005 to
> 35.ffff.ffff.ffff"
> This packet is sent each 5 sec. So the isdn will not be down until I
> use the
> access-list to add one line
> "access-list 900 deny any any all 0.ffff.ffff.ffff
> FFFF.0000.0000.0000"
> to the dialer-list , it stop now !
> what I lost in my dialer-list to deny ? I don't know what the packet
>
> "s=35.0005.0005.0005 d=35.ffff.ffff.ffff" is !
>
> PLEASE GIVE ME ADVISE ASAP, I have to fly to Sydney for my next attempt
> tomorrow ! Thanks !
>
> My config is as following :
> ------------------------------
> R5
> ---
> ipx routing 0005.0005.0005
> isdn switch-type basic-5ess
> !
> interface FastEthernet0/0
> ip address 137.1.65.5 255.255.255.0
> no ip directed-broadcast
> duplex auto
> speed auto
> ipx network 65
> !
> interface Serial0/0
> ip address 137.1.15.5 255.255.255.0
> no ip directed-broadcast
> no ip mroute-cache
> ipx network 15
> clockrate 2000000
> !
> interface BRI0/0
> ip address 137.1.35.2 255.255.255.252
> no ip directed-broadcast
> encapsulation ppp
> ip ospf demand-circuit
> dialer map snapshot 1 name R3 8358661
> dialer map ip 137.1.35.1 name R3 broadcast 8358661
> dialer map ipx 35.0003.0003.0003 name R3 broadcast 8358661
> dialer-group 1
> ipx network 35
> no ipx route-cache
> ipx watchdog-spoof
> isdn switch-type basic-5ess
> snapshot client 5 120 dialer
> ppp authentication pap
> ppp pap sent-username R5 password 7 060506324F41
> !
> access-list 900 deny any any all any sap
> access-list 900 deny any any all any rip
> access-list 900 deny any any all any 457
> access-list 900 deny any any all 0.ffff.ffff.ffff FFFF.0000.0000.0000
> log
> ---------------------------------------------------------
> R3
> --
> ipx routing 0005.0005.0005
> isdn switch-type basic-5ess
> !
> ----deleted----
> !
> interface BRI0/0
> ip address 137.1.35.1 255.255.255.252
> no ip directed-broadcast
> encapsulation ppp
> dialer map ip 137.1.35.2 name R5 broadcast
> dialer-group 1
> ipx network 35
> isdn switch-type basic-5ess
> snapshot server 5
> ppp authentication pap
> ppp pap sent-username R3 password 7 1414110209
> !
> ---------------------------------------------------------
>
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