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Cisco Bug: CSCul06380 - ISG does not respond to Discover after roaming

Last Modified

Nov 27, 2020

Products (2)

  • Cisco 2600 Series Multiservice Platforms
  • Cisco 2600 Series Multiservice Platforms

Known Affected Releases


Description (partial)

When DHCP client starts with Discover(not renew) after roarming, ISG doesn't allocate an IP to the client with below error message, until the old session is timed out.

*Oct 15 11:26:33.814: DHCPD: Error code 1 returned in author_address - drop request

IOS-XE: 3.7.X
ISG: initiator dhcp (ISG is the DHCP server)
Scenario: Roaming between different interfaces(different sub-network)
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