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CSCvd61441: Sx500 DHCP Service Fails when ACL Logging is Configured

Summary

DHCP service fails when logging on an ACL is applied to a VLAN interface. This is either DHCP relay or server.

Date Identified

March 16, 2017

Date Resolved

N/A

Products Affected

Model

Firmware Version

SG500

1.4.7.06


Issue Description

DHCP relay stops working on SG500 when ACL logging is configured. Below is the example ACL configuration:

ip access-list extended exampleACL
permit ip any any ace-priority 2000 log-input
!

The relay fails when applying the ACL on an interface.

!
interface vlan 3
ip address 10.10.30.2 255.255.255.192
ip dhcp relay enable
service-acl input exampleACL

Workaround

Remove log-input from the ACL permit statement:

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