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Cisco Bug: CSCtb70096 - ARP packets not forwarded with VLAN map

Last Modified

Feb 03, 2017

Products (96)

  • Cisco Catalyst 3750-E Series Switches
  • Cisco Catalyst 2960G-24TC-L Switch
  • Cisco Catalyst 3560E-12D-E Switch
  • Cisco ME 3400EG-2CS-A Switch
  • Cisco Catalyst 3560E-48PD-SF Switch
  • Cisco Catalyst 3560G-48PS Switch
  • Cisco Catalyst 2960-24TC-L Switch
  • Cisco Catalyst 3560-12PC-S Compact Switch
  • Cisco Catalyst 2960-48TT-S Switch
  • Cisco Catalyst 3750G-12S Switch
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Known Affected Releases


Description (partial)

When G1/0/1 received ARP packet with mac source 0000.0000.0001 on below condition,
the ARP packet is dropped.

mac access-list extended MACL
 permit host 0000.0000.0001 any

vlan access-map va1-map 20
 action forward
 match mac address MACL

vlan filter va1-map vlan-list 1

interface GigabitEthernet1/0/1
 switchport mode access
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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