ITC/3AV WIKI

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**HP 5700 Switches - Clients connected to the switch Experience Intermittent Connectivity Loss**

  Object Name: emr_na-kc0131029en_us
  Document Type: Support Information
  Original owner: KCS - HP Networking Switches
  Disclosure level: Public
  Version state: final


**Environment**
  
  FACT:HP FlexFabric 5700-40XG-2QSFP+ Switch JG896A
  FACT:HP FlexFabric 5700-48G-4XG-2QSFP+ Switch JG894A
  FACT:HP FlexFabric 5700-32XGT-8XG-2QSFP+ Switch JG898A
  FACT:HP Comware Software, Version 7.1.045, Release 2311P06


**Questions/Symptoms**

  SYMPTOM:Client cannot consistently ping another device within the same VLAN.
  SYMPTOM:Clients experience intermittent connectivity issues.
  SYMPTOM:Local logbuffer error message:
  call DRV_L3UC_NH_Malloc error:No resource to add arp entry!g_uiDrvL3ucNhCnt=1024
  SYMPTOM:The number of entries in the ARP table is limited to 1024 entries and there are considerably more clients 
  in the network.


**Cause**

**  CAUSE:The ARP table is limited to 1024 entries.**
  Answer/Solution
  FIX:The ARP table limit for this switch is 1024 entires.
  Thus if the network environment exceeds that limitation, consider the A-series 5900 platform.