From: Amit Jain (netsteps@rediffmail.com)
Date: Thu Jul 14 2005 - 11:44:07 GMT-3
I guess, Inarp is not working for this particular pvc as it is shown as
permanent. Not sure but I think Inarp is enabled as general on interface and
is not acting on this pvc.
Amit
----- Original Message -----
From: "Dillon Yang" <dillony@gmail.com>
To: "Group Study" <ccielab@groupstudy.com>
Sent: Thursday, July 14, 2005 5:16 PM
Subject: ATM InARP
> Hi, group:
>
> I use the static map "protocol ip 192.40.100.10 b", but the InARP is
still active. Why?
>
>
> <quote>
> protocol (ATM)
> To configure a static map for an ATM permanent virtual circuit (PVC),
switched virtual circuit (SVC), or VC class
> or to enable Inverse Address Resolution Protocol (ARP) or Inverse ARP
broadcasts on an ATM PVC,
> use the protocol command in the appropriate command mode. To remove a
static map or disable Inverse ARP, use the no form of this command.
>
> Configures a static map for an ATM PVC, SVC, VC class, or VC bundle.
> Enables Inverse ARP or Inverse ARP broadcasts on an ATM PVC by
> either configuring Inverse ARP directly on the PVC, on the VC bundle,
> or in a VC class (applies to IP and IPX protocols only).
>
>
> R6
> CNR6(config)#int atM 0
> CNR6(config-if)#ip add 192.40.100.5 255.255.255.0
> CNR6(config-if)#no shu
> CNR6(config-if)#
> *Mar 20 01:03:00: %LINK-3-UPDOWN: Interface ATM0, changed state to up
> *Mar 20 01:03:01: %LINEPROTO-5-UPDOWN: Line protocol on Interface ATM0,
changed state to up
> CNR6(config-if)#pvc 0/32
> CNR6(config-if-atm-vc)#protocol ip 192.40.100.10 b
> CNR6#p 192.40.100.10
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 192.40.100.10, timeout is 2 seconds:
> !!!!!
> Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
> CNR6#sh atm vc det
> ATM0: VCD: 1, VPI: 0, VCI: 32
> UBR, PeakRate: 155000
> AAL5-LLC/SNAP, etype:0x0, Flags: 0xC20, VCmode: 0x1
> OAM frequency: 0 second(s)
> InARP frequency: 15 minutes(s)
> InPkts: 5, OutPkts: 5, InBytes: 560, OutBytes: 560
> InPRoc: 5, OutPRoc: 5, Broadcasts: 0
> InFast: 0, OutFast: 0, InAS: 0, OutAS: 0
> OAM cells received: 0
> OAM cells sent: 0
> Status: UP
>
> bb1(config)#int a0
> bb1(config-if)#ip add 192.40.100.10 255.255.255.0
> bb1(config-if)#pvc 0/32
> bb1(config-if-atm-vc)#protocol ip 192.40.100.5 b
> bb1(config-if-atm-vc)#exit
> bb1(config-if)#no shut
> bb1(config-if)#
> *Mar 20 01:57:25: %LINK-3-UPDOWN: Interface ATM0, changed state to up
> *Mar 20 01:57:26: %LINEPROTO-5-UPDOWN: Line protocol on Interface ATM0,
changed state to up
>
> bb1#sh atm ilmi-st
>
> Interface : ATM0 Interface Type : Unknown
> ILMI VCC : (0, 16) ILMI Keepalive : Disabled
> ILMI State: Restarting
> bb1#sh atm vc
> VCD / Peak Avg/Min
Burst
> Interface Name VPI VCI Type Encaps SC Kbps Kbps
Cells Sts
> 0 1 0 32 PVC SNAP UBR 155000
UP
>
> bb1#sh atm vc det
> ATM0: VCD: 1, VPI: 0, VCI: 32
> UBR, PeakRate: 155000
> AAL5-LLC/SNAP, etype:0x0, Flags: 0xC20, VCmode: 0x1
> OAM frequency: 0 second(s)
> InARP frequency: 15 minutes(s)
> InPkts: 0, OutPkts: 0, InBytes: 0, OutBytes: 0
> InPRoc: 0, OutPRoc: 0, Broadcasts: 0
> InFast: 0, OutFast: 0, InAS: 0, OutAS: 0
> OAM cells received: 0
> OAM cells sent: 0
> Status: UP
>
> bb1#sh atm map
> Map list ATM0pvc1 : PERMANENT
> ip 192.40.100.5 maps to VC 1, VPI 0, VCI 32, ATM0
> , broadcast
>
> TIA
> Dillon
>
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