Guest

Preview Tool

Cisco Bug: CSCut09821 - Unused Data DTLS session is remained on WLC running 7.6.130.19

Last Modified

Mar 13, 2018

Products (1)

  • Cisco 5500 Series Wireless Controllers

Known Affected Releases

7.6(130.19)

Description (partial)

Symptom:
Unused Data DTLS session is remained on WLC and is not removed as following (#10006 is remained)

        AP Name         Local Port        Peer IP        Peer Port                Ciphersuite          
 -------------------- ------------- ----------------  -------------     ------------------------------
 AP2-c464.13b4.20d5    Capwap_Ctrl    2.2.2.254      10001           TLS_RSA_WITH_AES_128_CBC_SHA
                       Capwap_Data    2.2.2.254      10005           TLS_RSA_WITH_AES_128_CBC_SHA
                       Capwap_Data    2.2.2.254      10006           TLS_RSA_WITH_AES_128_CBC_SHA
 AP1-c464.13b4.216e    Capwap_Ctrl    2.2.2.254      10007           TLS_RSA_WITH_AES_128_CBC_SHA
                       Capwap_Data    2.2.2.254      10009           TLS_RSA_WITH_AES_128_CBC_SHA


Another LAP fail to join to WLC if the LAP will be allocated to #10006.

Conditions:
7.6.130.19

-- Central Office -----------                       -------- Branch Office -------------------- 
|                                           |                   |                                                                        |
| Flex7500 -- Firewall(NAT)-|-- internet --|- Router(PAT) -- Cat2360 --- CAP3602 (AP1)|
|                                           |                   |                                          +- CAP3602 (AP2)|
  ------------------------------                         --------------------------------------------
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.