Try "atm clock internal" on one end. > -----Original Message----- > From: Paul Oh [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, September 11, 2002 2:50 PM > To: [EMAIL PROTECTED] > Subject: OC3 Back to Back configuration issue [7:53134] > > > Hi, professionals. > > I'm trying to connect two Cisco 3600 router with OC3 > Multimode interface > (NM-1A-OC3MM) in a back-to-back fashion using IOS 12.2(8)T. > > > [Router 1 ATM 1/0] [Router 2 ATM 1/0] > > Basically, my link flaps and cannot establish a stable connection. > Configuration is done in such a way that.. > > router #1 > ------------ > interface ATM1/0 > no ip address > no atm ilmi-keepalive > ! > interface ATM1/0.200 point-to-point > ip address 2.2.2.2 255.255.255.0 > pvc 200/200 > protocol ip 2.2.2.1 broadcast > ! > > router #2 > --------------- > interface ATM1/0 > no ip address > no atm ilmi-keepalive > ! > interface ATM1/0.200 point-to-point > ip address 2.2.2.1 255.255.255.0 > pvc 200/200 > protocol ip 2.2.2.2 broadcast > ! > > Does anyone have any idea if I am missing in the > configuration? Anybody > have any experience in OC3 MM link flapping? Please help. > Thanks in > advance. -Paul > > Below is output dump from my router #1 with 'debug atm events' on. > > Router#debug atm events > ATM events debugging is on > Router# > Router# > Router# > 00:46:00: %LINK-3-UPDOWN: Interface ATM1/0, changed state to up > 00:46:00: atmoc3_cstate(ATM1/0): state=4 atm_lineup=0 > 00:46:00: atmoc3_state_change(ATM1/0): restarting 28 VCs > 00:46:00: rs8234_setup_vc(ATM1/0): vc:2 vpi:200 vci:200 > 00:46:00: peak rate configured is 155000000 > 00:46:00: rs8234_setup_vc_common() VCD=2 vp/vc=200/200 etype=0 > 00:46:00: rs8234_open_connection_seg > 00:46:00: vcd:2 > 00:46:00: vcc_id:166 > 00:46:00: ds->p_vcd_table[ccb_ptr->vcd].host_vccid:166 > 00:46:00: ccb_ptr->av_bit_rate:0 > 00:46:00: ccb_ptr->cdvt:0 > 00:46:00: ccb_ptr->peak_bit_rate:148772272 > 00:46:00: p_host_seg_vc_table:0x82A6C910: > 00:46:00: aal type word value 0x80100080. > 00:46:00: rs8234_setup_cos(ATM1/0): vc:2 wred_name:- max_q:0 > 00:46:00: %ATM-5-UPDOWN: Changing VC 200/200 VC-state to PVC > activated. > 00:46:02: %LINK-3-UPDOWN: Interface ATM1/0, changed state to down > 00:46:02: atmoc3_cstate(ATM1/0): state=0 atm_lineup=1 > 00:46:02: Resetting ATM1/0 > 00:46:02: rs8234_teardown_vc(ATM1/0): vc:2 vpi:200 vci:200 > 00:46:02: Status and ptr is 0 Status Q is 0 > 00:46:02: %ATM-5-UPDOWN: Changing VC 200/200 VC-state to PVC > deactivated. > 00:46:22: %LINK-3-UPDOWN: Interface ATM1/0, changed state to up > 00:46:22: atmoc3_cstate(ATM1/0): state=4 atm_lineup=0 > 00:46:22: atmoc3_state_change(ATM1/0): restarting 28 VCs > 00:46:22: rs8234_setup_vc(ATM1/0): vc:2 vpi:200 vci:200 > 00:46:22: peak rate configured is 155000000 > 00:46:22: rs8234_setup_vc_common() VCD=2 vp/vc=200/200 etype=0 > 00:46:22: rs8234_open_connection_seg > 00:46:22: vcd:2 > 00:46:22: vcc_id:167 > 00:46:22: ds->p_vcd_table[ccb_ptr->vcd].host_vccid:167 > 00:46:22: ccb_ptr->av_bit_rate:0 > 00:46:22: ccb_ptr->cdvt:0 > 00:46:22: ccb_ptr->peak_bit_rate:148772272 > 00:46:22: p_host_seg_vc_table:0x82A6C968: > 00:46:22: aal type word value 0x80100080. > 00:46:22: rs8234_setup_cos(ATM1/0): vc:2 wred_name:- max_q:0 > 00:46:22: %ATM-5-UPDOWN: Changing VC 200/200 VC-state to PVC > activated. > 00:46:24: %LINK-3-UPDOWN: Interface ATM1/0, changed state to down
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