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                   Hello, i have a simple question.If I set for example ARP timeout for 10mins and no traffic is received or transmited for 10hours. So questions do ARP timeout after 10mins will refresh it's ARP table with ARP request or no  even wit...

from88 by Level 4
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  • 6 replies
  • 0 Helpful votes

Hi Expert,Anyone can explain about this command working? I have problem about high CPU on 4500 switch when used RSPAN but when i deploy 'access-list hardware capture mode vlan' command the CPU was decreased. I went through the Cisco document but stil...

Rojer-bkk by Level 1
  • 772 Views
  • 0 replies
  • 0 Helpful votes

Hello all,I've noticed my "core"-router is sending out IGMPv2 query packets with "Options" in the IP header (RFC2113). I can't find why this is happening nor how to disable it. I've read a lot of information how to discard packets with "Options" enab...

ddelange by Level 1
  • 1441 Views
  • 0 replies
  • 0 Helpful votes

Hi All, Hoping to get some clarification around something I'm having trouble finding a definitive answer on in the Cisco Docs.My Question - If an HSRP interface whose priority is decremented based on a IP SLA tracked object being offline is re-increm...

I am not able to create more than 256 VLAN in Cisco Nexus 5010 switch. While creating I am getting "No VLAN resources available for VLAN creation" Details below - Switch model - 5010Software : NX OS 4.0 (1a)Error Message: Nexus_5010(config)# vlan 417...

netops044 by Level 1
  • 3006 Views
  • 5 replies
  • 0 Helpful votes

Hi all,I have couple C2960G and C3750. And I have very simple question.Is there any way to filter (on ingress port) type of traffic? I would like to allow IP only, and discard (i.e.) IPX, or other garbage, that any device can produce.I have tried to ...

        Hello FriendsReferring to my topology, I have configured PBR on Schroeder Router, which supposed to do traffic control for telnet & ftp. Telnet traffic should flow through Lucy Router & FTP Traffic should go to Pigpen. But it is not happening...

Sabby0115 by Level 1
  • 2998 Views
  • 4 replies
  • 0 Helpful votes

Resolved! Logging On Syslog

Hello FriendsI have a question, is there any way to configure (logging or snmp on) the router so it can send all the typed cmd to syslog sever? RegardsSabby                  

Sabby0115 by Level 1
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  • 5 replies
  • 0 Helpful votes

Hi everybody1)Does a switch configured with dynamic arp inspection only inspect arp replies received on untrusted port by default or it also check arp request?Dynamic arp inspection according to my book checks target ip address, target mac address ca...

sarahr202 by Level 5
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  • 2 replies
  • 0 Helpful votes

I'm going to be setting up a network with several VLANS and one of the VLANS will be a subnet hosting an FTP server that will be accessible to the Internet by IP only. I have read some stuff online about NAT hairpinning but can't seem to figure out h...

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