Cisco Cisco ASA 5585-X with No Payload Encryption 문제 해결 가이드
ASA Configured as a DHCP Server Does Not Allow
Hosts to Acquire an IP Address
Hosts to Acquire an IP Address
Document ID: 116354
Contributed by Akash Chaudhary, Mohammad Alhyari, and Jay
Johnston, Cisco TAC Engineers.
Jul 25, 2013
Johnston, Cisco TAC Engineers.
Jul 25, 2013
Contents
Introduction
Prerequisites
Requirements
Components Used
Problem
Solution
Additional Information
Prerequisites
Requirements
Components Used
Problem
Solution
Additional Information
Introduction
This document describes a specific configuration problem that can cause hosts to be unable to aquire an IP
address from the Cisco Adaptive Security Appliance (ASA) with DHCP.
address from the Cisco Adaptive Security Appliance (ASA) with DHCP.
Prerequisites
Requirements
There are no specific requirements for this document.
Components Used
The information in this document is based on ASA Software Version 8.2.5.
The information in this document was created from the devices in a specific lab environment. All of the
devices used in this document started with a cleared (default) configuration. If your network is live, make sure
that you understand the potential impact of any command.
devices used in this document started with a cleared (default) configuration. If your network is live, make sure
that you understand the potential impact of any command.
Problem
With the ASA configured as a DHCP Server, hosts are unable to acquire an IP address.
The ASA is configured as a DHCP server on two interfaces: VLAN 6 (inside interface) and VLAN 10 (DMZ2
interface). PCs on those VLANs cannot successfully obtain an IP address from the ASA via DHCP.
interface). PCs on those VLANs cannot successfully obtain an IP address from the ASA via DHCP.
The DHCP configration is correct.
•
No syslogs are generated by the ASA that indicate the cause of the problem.
•
Packet captures taken on the ASA only show the arrival of the DHCP DISCOVER packet. The ASA
does not reply back with an OFFER packet.
does not reply back with an OFFER packet.
•